
CLASS-9999 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $5.99 | Condition is New, NEW Square D Class 9999 Conversion Kit E for M60 Relay, FREE SHIPPING | 99.7% |
![]() | $9.49 | Condition is New, NEW IN BOX SQUARE D CLASS 9999 TYPE SP-12R SERIES A RED PILOT LIGHT KIT, FREE SHIPPING | 100.0% |
![]() | $9.99 | Condition is New, SQUARE D Class 9999 TYPE BC-3 INTERLOK Parts Kit, FREE SHIPPING | 99.8% |
![]() | $5.00 | Condition is New, SQUARE D CLASS 9999 PX 02 SERIES A, shipping cost = $5.00 | 99.6% |
![]() | $11.50 | Condition is New, SQUARE D CLASS 9999 TYPE SF-1 FUSE BLOCK KIT FOR SIZE 0, FREE SHIPPING | 100.0% |
![]() | $11.88 | Condition is New, Square D PZ10 External Auxiliary Contact Type PZ 10 Class 9999 NEW, FREE SHIPPING | 100.0% |
![]() | $7.00 | Condition is New, NEW SQUARE D CLASS 9999 CS-1 TYPE C&S ELECTRICAL INTERLOK SIZE 1 , shipping cost = $8.75 | 99.9% |
![]() | $17.99 | Condition is New, SQUARE D ELECTRICAL INTERLOCK Class 9999 Type R-13, FREE SHIPPING | 99.8% |
![]() | $18.99 | Condition is New, SQUARE D CLASS 9999 TYPE PN40 AUXILLIARY CONTACT BLOCK *UT26, FREE SHIPPING | 99.8% |
![]() | $19.95 | Condition is New, NEW SQUARE D CLASS 9999 EU-2 INTERLOCK KIT SIZE 3 TYPES E,U , FREE SHIPPING | 100.0% |
![]() | $19.99 | Condition is New, NIB Square D Size 0 Type B Class 9999 Type BC-2 Interlock Kit 9999 BC-2, FREE SHIPPING | ![]() |
![]() | $10.00 | Condition is New, SQUARE D CLASS 9999 TYPE SX-6 SERIES B ELECTRICAL INTERLOCK (B278), shipping cost = $10.00 | 99.9% |
![]() | $11.00 | Condition is New, 9999D01 Square D Class 9999 Auxiliary Contact, shipping cost = $9.75 | 100.0% |
![]() | $14.50 | Condition is New, NOS Square D Suppression Module ST-1 Class 9999, For NEMA Contactors Size 00-2, shipping cost = $6.07 | 100.0% |
![]() | $10.00 | Condition is New, SQUARE D TYPE S2 CLASS 9999 FUSE CLIP KIT 785901 NEW IN BOX, shipping cost = $11.35 | 99.9% |
![]() | $23.99 | Condition is New, Square D Type PT3 Class 9999 Timer Module Auxiliary Contact , FREE SHIPPING | 99.9% |
![]() | $24.99 | Condition is New, Square D 77541 Class 9999 Type BC-3 Interlock for Size 0 & 1 Types B & C, FREE SHIPPING | 99.8% |
![]() | $14.00 | Condition is New, Square D Class 9999 EU-2 Interlock Kit Size 3 NOS, shipping cost = $11.50 | 100.0% |
![]() | $29.99 | Condition is New, SQUARE D R-37 CLASS 9999 ELECTRICAL INTERLOCK (LOT OF 4) ***NIB***, FREE SHIPPING | 99.9% |
![]() | $32.00 | Condition is New, Square D 9999SX8 Class 9999 Type SX-8 Series B 1NO 1NC Electrical Interlock, FREE SHIPPING | 100.0% |
![]() | $26.15 | Condition is New, 9999D10 - Square D 5A 600V 1NO Auxiliary Contact for Motor Control Class 9999, shipping cost = $7.29 | 99.8% |
![]() | $35.00 | Condition is New, Square D Class 9999 Type D11 Contactor 9999 D11 , FREE SHIPPING | 99.8% |
![]() | $42.00 | Condition is New, SQUARE D 9999DD01 AUXILIARY CONTACT 1 N.C. CLASS 9999 TYPE DD01 8910/8911/8965, FREE SHIPPING | 99.9% |
![]() | $35.00 | Top Pick! Condition is New, Square D 1 N.O. Power Pole Adder Class 9999 Type SB-6 NEW, shipping cost = $9.42 | 100.0% |
![]() | $49.99 | Condition is New, SQUARE D CLASS 9999 TYPE R-6 SINGLE POLE INTERLOK W381, FREE SHIPPING | 100.0% |
![]() | $29.99 | Condition is New, Square D Class 9999 Type SF-1 3 Pole Adjustable Fuse Holder 30-100 Amp 600 VAC, shipping cost = $23.63 | 99.7% |
![]() | $40.00 | Condition is New, Square D Class 9999, Type PGLS, Lug Kit - 3 Copper Lugs, shipping cost = $12.00 | 100.0% |
![]() | $54.99 | Condition is New, Square D Class 9999 Type SX-8 Electrical Interlock 9999SX-8 New Old Stock, FREE SHIPPING | 99.8% |
![]() | $59.99 | Condition is New, Square D Class 9999 Type SO4 Overload Module, Series C, NEMA B600 & R150 **NOS**, FREE SHIPPING | ![]() |
![]() | $50.00 | Condition is New, *BRAND NEW* 4 Square D 08087 Auxiliary Contact 1 N.C. Class 9999 + Warranty! , shipping cost = $11.50 | 100.0% |
![]() | $49.00 | Top Pick! Condition is New, Square D Class 9999 1 N O Elec Interlock *WE*SHIP*TODAY*, shipping cost = $16.00 | ![]() |
![]() | $69.96 | Condition is New, Square D Lug Extender Kit 07069 SERIES A Class 9999 Type LBO 9536, FREE SHIPPING | 99.9% |
![]() | $65.00 | Condition is New, Square D Type 4 Class 9999 Electrical Interlock,Size 4,Series C,, shipping cost = $9.02 | 99.8% |
![]() | $74.99 | Condition is New, Square D Class 9999 Type SC-2 Hands Off Auto Selector Switch Kit 9999SC2 New, FREE SHIPPING | 99.8% |
![]() | $65.00 | Condition is New, NIB Square D 89140 Class 9999 Type SB-12 Series A Power Pole Adder, shipping cost = $16.00 | 99.6% |
![]() | $79.95 | Top Pick! Condition is New, Square D 9999SA-2 Start-Stop Push Button Kit, Size 00-4, Class 9999, Type SA-2, shipping cost = $9.14 | 99.6% |
![]() | $88.29 | Condition is New, 9999SX6 Square D Class 9999 Contactor And Motor Starter Auxiliary, shipping cost = $7.29 | 99.8% |
![]() | $99.99 | Condition is New, Lot of 2 Square D Class 9999 Type SX-6 NO Electrical Interlock 9999SX-6 New, FREE SHIPPING | 99.8% |
![]() | $96.28 | Condition is New, 9999SX8 Square D Class 9999 Contactor And Motor Starter Auxiliary, shipping cost = $7.29 | 99.8% |
![]() | $126.62 | Condition is New, 9999SX12 - Square D Class 9999 NEMA Motor Starter & Contactor Auxiliary Contact, shipping cost = $7.29 | 99.8% |
![]() | $159.00 | Top Pick! Condition is New, Square D Type SX12 Class 9999 Electrical Interlock For Size S , New Surplus, FREE SHIPPING | 100.0% |
![]() | $249.99 | Top Pick! Condition is New, Square D Class 9999 Type SK-4 Mechanical Operated Timer Attachment-On Delay, FREE SHIPPING | 100.0% |
![]() | $299.00 | Condition is New, Square D Contactor Electrical Interlock Kit Class 9999 Type MX-11 45633CM, N1-8, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $3.00 | Condition is New – Open box, Square D - RC Module - Varistor - Class 9999 - PRV 250 - NOS NIB, shipping cost = $4.00 | 100.0% |
![]() | $7.68 | Condition is New – Open box, Square D Class 9999 Type BC-2 Interlock Parts Kit, FREE SHIPPING | 100.0% |
![]() | $12.50 | Condition is New – Open box, Square D Parts Kit Double Circuit Interlock NO/NC Class 9999 P/N BC-3, FREE SHIPPING | 100.0% |
![]() | $13.94 | Condition is New – Open box, NEW SQUARE D CLASS 9999 TYPE BC-2 INTERLOCK KIT, FREE SHIPPING | 100.0% |
![]() | $7.60 | Condition is New – Open box, Square D Electrical Inteerlock Normally Closed class 9999 type R-21, shipping cost = $7.40 | 99.8% |
![]() | $14.00 | Condition is New – Open box, NEW Square D 9999 PZ 10 External Auxiliary Contact Type PZ 10 Class 9999, FREE SHIPPING | 100.0% |
![]() | $14.99 | Condition is New – Open box, SQUARE D CLASS 9999 TYPE SP-12R SERIES A RED PILOT LIGHT KIT (BS-12), FREE SHIPPING | 99.3% |
![]() | $14.99 | Top Pick! Condition is New – Open box, Square D 73330 Electrical Interlock Class 9999 Type SX-6 Series B U-671, FREE SHIPPING | 100.0% |
![]() | $14.99 | Condition is New – Open box, Square D Class 9999 Type SX-7 Electrical Interlock New Old Stock Made In USA, FREE SHIPPING | 99.8% |
![]() | $15.95 | Condition is New – Open box, Square D Class 9999 BC-1 Electrical Interlock 1 N.O Series A NEW OLD STOCK NOS, FREE SHIPPING | ![]() |
![]() | $5.00 | Condition is New – Open box, NEW LOT OF 2 SQUARE D CLASS 9999 TYPE PLD 9999PLD 24-220V DC, shipping cost = $11.95 | 99.9% |
![]() | $16.99 | Condition is New – Open box, NEW Square D Parts Kit Class 9999 Type BC-3 *FREE SHIPPING*, FREE SHIPPING | 99.7% |
![]() | $17.99 | Condition is New – Open box, Square D - RC Module - Varistor - Class 9999 - PRV 250 - NOS NIB, FREE SHIPPING | 99.5% |
![]() | $12.00 | Condition is New – Open box, SQUARE D CLASS 9999 TYPE SF-4 SERIES A DOUBLE FUSE HOLDER 86181 NEW IN BOX, shipping cost = $6.07 | 100.0% |
![]() | $18.00 | Condition is New – Open box, (Lot of 2) Square D Class 9999 Type EU-1 Interlock kit, FREE SHIPPING | 100.0% |
![]() | $18.70 | Condition is New – Open box, NIB Square D Size 0 Type B Class 9999 Type BC-2 Interlock Kit 9999 BC-2, FREE SHIPPING | 99.9% |
![]() | $18.99 | Condition is New – Open box, NEW SQUARE D CLASS 9999 EU-2 INTERLOCK KIT SIZE 3 TYPES E,U , FREE SHIPPING | 100.0% |
![]() | $4.99 | Condition is New – Open box, NEW SQUARE D ELECTRICAL INTERLOCK CLASS 9999 R-11, shipping cost = $15.60 | 99.7% |
![]() | $14.99 | Condition is New – Open box, Square D Class 9999 Type SC-2 Hand Off Auto Selector Switch Kit Type S Size 00-4, shipping cost = $5.83 | 100.0% |
![]() | $19.99 | Condition is New – Open box, NEW Square D Electrical Interlock Class 9999 Type R-13 *FREE SHIPPING*, FREE SHIPPING | 99.7% |
![]() | $15.00 | Condition is New – Open box, Square D Class 9999 Type R-37, Two Each Electrical Interlock Contacts, N.O. New, shipping cost = $5.48 | 100.0% |
![]() | $15.00 | Condition is New – Open box, SQUARE D PW22 AUX. CONTACT BLOCK CLASS 9999 2-N.C. 2-N.O. CONTACTS, shipping cost = $5.00 | 100.0% |
![]() | $13.00 | Condition is New – Open box, SQUARE D PARTS KIT CLASS 9999 TYPE BC-1 , shipping cost = $8.50 | 99.6% |
![]() | $21.59 | Condition is New – Open box, SQUARE D CLASS 9999 TYPE A-1 push button station size 0 and 1, type B C series A, FREE SHIPPING | 99.7% |
![]() | $22.99 | Condition is New – Open box, NEW Square D Class 9999 Type SR-1 Class R Rejection Fuse Clip Kit 64704, FREE SHIPPING | 99.7% |
![]() | $10.00 | Condition is New – Open box, SQUARE D ELECTRICAL INTERLOCK CLASS: 9999 TYPE R-21, shipping cost = $13.00 | 99.7% |
![]() | $24.95 | Condition is New – Open box, SQUARE D 08086 AUXILIARY CONTACT, CLASS 9999, L0198, FREE SHIPPING | 100.0% |
![]() | $24.99 | Condition is New – Open box, Square D Class 9999 Type R-23 Electrical Interlock N.C. 00537, Slip-On Connector, FREE SHIPPING | ![]() |
![]() | $24.99 | Condition is New – Open box, Square D 77541 Class 9999 Type BC-3 Size 0 And 1, FREE SHIPPING | ![]() |
![]() | $15.00 | Top Pick! Condition is New – Open box, SQUARE D CLASS 9999 type A-1 PUSHBUTTON STATION, shipping cost = $10.00 | 99.6% |
![]() | $15.00 | Top Pick! Condition is New – Open box, SQUARE D CLASS 9999 TYPE D01 AUXILIARY CONTACT FOR 8910 DPA CONTACTOR 08087 NEW, shipping cost = $11.35 | 99.9% |
![]() | $10.00 | Condition is New – Open box, SQUARE D ELECTRICAL INTERLOCK CLASS 9999 TYPE R-20, shipping cost = $17.02 | 99.7% |
![]() | $27.00 | Condition is New – Open box, Square D Class: 9999 Type: R6 Ser. B, FREE SHIPPING | 99.9% |
![]() | $17.00 | Condition is New – Open box, SQUARE D INTERLOCK CLASS 9999 TYPE SX-8 SERIES B, 1-N/O & 1-N/C, shipping cost = $11.35 | 100.0% |
![]() | $19.00 | Condition is New – Open box, Square D Class 9999 Type SX-7 Series B Interlock 73350, shipping cost = $9.69 | 99.7% |
![]() | $28.46 | Condition is New – Open box, LOT OF 7 - Square D Class 9999 Type SP-12R Red Pilot Light Kit , FREE SHIPPING | ![]() |
![]() | $8.02 | Condition is New – Open box, Square D Class 9999 Fuse Clip Kit Type S-2, 30A/600V or 60A/250V, shipping cost = $21.15 | 100.0% |
![]() | $29.95 | Condition is New – Open box, Square D Class: 9999 Type: R9 Series B Interlock **NEW**, FREE SHIPPING | 99.7% |
![]() | $29.99 | Condition is New – Open box, Square D 77541 Class 9999, Type BC-3 interlock kit for Size 0,1 , FREE SHIPPING | 99.8% |
![]() | $32.99 | Condition is New – Open box, NEW Square D 02824 class 9999 type PJV ser A Gen Purpose Relay*FREE SHIPPING*, FREE SHIPPING | 99.7% |
![]() | $33.25 | Condition is New – Open box, Square D Electrical Interlock Disconnect Switch, Class 9999, 84271, FREE SHIPPING | ![]() |
![]() | $30.00 | Condition is New – Open box, SQUARE D 78300 Class 9999 Type SC-2 selector switch kit (F-5), shipping cost = $4.50 | 100.0% |
![]() | $36.01 | Condition is New – Open box, Square D Class 9999 Type D11 Contactor 9999D11 NOS, FREE SHIPPING | ![]() |
![]() | $20.00 | Condition is New – Open box, Square D Class 9999 Type MPH4 Buss Bar Jumper, shipping cost = $17.41 | 100.0% |
![]() | $37.99 | Condition is New – Open box, SQUARE-D 9999SC2 AUTO OFF HAND SELECTOR SWITCH CLASS 9999 TYPE-SC-2, FREE SHIPPING | 99.6% |
![]() | $15.00 | Condition is New – Open box, Square D Class 9999 Type D11 Auxiliary Contact Block 5A 600V, shipping cost = $23.31 | 100.0% |
![]() | $39.99 | Condition is New – Open box, Square D 9999DD01 Auxiliary Contact Class 9999 Type DD01 600V Series C NEW, FREE SHIPPING | 100.0% |
![]() | $39.99 | Condition is New – Open box, Square D Class 9999 Type PV20 Ser. B Auxiliary Contact Attachment, FREE SHIPPING | 99.7% |
![]() | $20.00 | Condition is New – Open box, Square D Class 9999 Type SX 8 Series B Electrical Interlock, shipping cost = $20.50 | 100.0% |
![]() | $42.24 | Condition is New – Open box, Square D 9551 Time Delay Attachment SK-3 SK-4 Class 9999 120V Ser A, FREE SHIPPING | 99.9% |
![]() | $42.95 | Condition is New – Open box, SQUARE D CLASS 9999 TYPE PGLS LUG KIT, A0175, FREE SHIPPING | 100.0% |
![]() | $30.00 | Condition is New – Open box, (4-PCS) Square D Parts Kit Class 9999 Type BC-1 Size 0 Type B Series A (TA13SG), shipping cost = $14.00 | 100.0% |
![]() | $45.90 | Condition is New – Open box, Square D CLASS 9999 Type SF2 Fuse Block - NEW 9999-SF2 or 9999SF2, FREE SHIPPING | 99.8% |
![]() | $29.00 | Condition is New – Open box, Square D Class 9999 Type MPX 10 Auxiliary Contacts Lot Of 2, shipping cost = $17.41 | 100.0% |
![]() | $39.95 | Condition is New – Open box, Square D Class 9999 Pilot Light Kit Lot S Size 00-1 Series A Type Sp-2r 86731, shipping cost = $10.00 | 100.0% |
![]() | $49.99 | Condition is New – Open box, Square D Class 9999-SC22 Selector Switch Kit On-Off Pos. For Type S, Size 00-4, FREE SHIPPING | 100.0% |
![]() | $49.99 | Condition is New – Open box, Square D 1 N.O. Power Pole Adder Class 9999 Type SB-6 Nos Surplus, shipping cost = $4.99 | 99.8% |
![]() | $39.00 | Condition is New – Open box, Square D Class 9999 Type MPH4 Buss Bar Jumper Lot Of 2, shipping cost = $17.41 | 100.0% |
![]() | $50.00 | Condition is New – Open box, Square D Interface Modul Class 9999 Type PA NIB #I-01, shipping cost = $6.72 | 100.0% |
![]() | $58.64 | Top Pick! Condition is New – Open box, SQUARE D AUXILIARY CONTACTS TYPE D11 CLASS 9999, FREE SHIPPING | ![]() |
![]() | $59.41 | Condition is New – Open box, Square D PTD-30 Class 9999 Pneumatic Timer Module, FREE SHIPPING | 100.0% |
![]() | $50.00 | Condition is New – Open box, Square D 9999AO02 Motor Logic Adjustable Span Module 24VDC Input 4-20mA Output, shipping cost = $10.36 | 100.0% |
![]() | $55.00 | Condition is New – Open box, SQUARE D,84580,ELECTRICAL INTERLOCK CLASS 9999 TYPE R-12 NOS, shipping cost = $8.75 | 100.0% |
![]() | $55.00 | Condition is New – Open box, SQUARE D,84580,CLASS 9999 TYPE R-12 ELECTRICAL INTERLOCK NOS, shipping cost = $8.75 | 100.0% |
![]() | $55.00 | Condition is New – Open box, SQUARE D,R-12,ELECTRICAL INTERLOCK CLASS 9999 NOS, shipping cost = $8.75 | 100.0% |
![]() | $49.99 | Top Pick! Condition is New – Open box, Square D 1 N.O. Power Pole Adder Class 9999 Type SB-6 NEW, shipping cost = $21.20 | ![]() |
![]() | $55.00 | Condition is New – Open box, Square D Class 9999 1 N O Elec Interlock, shipping cost = $16.50 | 100.0% |
![]() | $55.00 | Condition is New – Open box, Square D Class 9999 Type MPH4 Buss Bar Jumper Lot Of 3, shipping cost = $18.24 | 100.0% |
![]() | $65.00 | Condition is New – Open box, Square D Class 9999 78300 NOB Series B Stop/Start Button See Pics #A76, shipping cost = $8.75 | 99.6% |
![]() | $60.22 | Condition is New – Open box, Type LLO LBO Square D Class 9999 lug-lug kit for use with Overload Relay, shipping cost = $14.50 | 100.0% |
![]() | $79.20 | Top Pick! Condition is New – Open box, NEW SQUARE D Conversion Kit for Separate Mounting CLASS 9999 TYPE ET-13 00218, FREE SHIPPING | 99.6% |
![]() | $60.00 | Condition is New – Open box, Square D Electrical Interlock Kit Class 9999 , Type HX-2, shipping cost = $23.31 | 99.8% |
![]() | $60.00 | Condition is New – Open box, Square D Electrical Interlock Kit Class 9999 , Type HX-4, shipping cost = $23.31 | 99.8% |
![]() | $89.99 | Condition is New – Open box, Square D Class 9999 Type SA-2 Start Stop Push Button Kit 9999SA-2 New Old Stock, FREE SHIPPING | 99.8% |
![]() | $75.00 | Condition is New – Open box, Square D Class 9999 1 NC Elec Interlock Lot Of 3, shipping cost = $18.24 | 100.0% |
![]() | $99.99 | Condition is New – Open box, Square D Class 9999 Type SK-4 Mechanical Operated Timer Attachment-On Delay, FREE SHIPPING | 100.0% |
![]() | $65.00 | Condition is New – Open box, Square D Class 9999 78300 NOB Type SC-2 Switch Kit Size 0-4 See Pics #B50, shipping cost = $49.40 | 99.6% |
![]() | $115.00 | Condition is New – Open box, Square D Class 9999 Type PTE 30 Pneumatic Timer Attachment 16 A 660 V Lot Of 2, shipping cost = $17.41 | 100.0% |
![]() | $140.00 | Condition is New – Open box, SQUARE D 87972 SX-11 SER. A CLASS. 9999 1 N.C. ELEC. INTERLOCK FOR TYPE S, FREE SHIPPING | 100.0% |
![]() | $140.00 | Condition is New – Open box, SQUARE D 87973 SX-12 SER. A CLASS. 9999 1 N.C. ELEC. INTERLOCK FOR TYPE S, FREE SHIPPING | 100.0% |
![]() | $140.00 | Condition is New – Open box, 3 SQUARE D CLASS 9999 TYPE MP3 PILOT LIGHT KITS 440-600V SERIES A NSMP, shipping cost = $17.02 | 100.0% |
![]() | $157.50 | Top Pick! Condition is New – Open box, NEW LOT OF 2 SQUARE D Conversion Kit for Separate Mounting CLASS 9999 TYPE ET-13, FREE SHIPPING | 99.6% |
![]() | $200.00 | Condition is New – Open box, Square D CLASS 9999 HM-1, shipping cost = $8.06 | 100.0% |
![]() | $227.50 | Condition is New – Open box, SQUARE D CLASS 8502 SDG-1 TYPE NEMA SIZE 2 w/ SQUARE D CLASS 9999, shipping cost = $28.45 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $10.99 | Condition is Used, Square D Class 9999 Type SX 8 Series B Electrical Interlock, FREE SHIPPING | 100.0% |
![]() | $11.00 | Condition is Used, Square D Class 9999 Type SX-6 Black Electrical Interlock, FREE SHIPPING | 100.0% |
![]() | $12.00 | Condition is Used, Square D Class 9999 Type SC-2 Selector Switch, FREE SHIPPING | 100.0% |
![]() | $12.00 | Condition is Used, SQUARE D CLASS 9999 TYPE SC-2 SELECTOR SWITCH (BIN81), FREE SHIPPING | 100.0% |
![]() | $12.30 | Condition is Used, SQUARE-D 9999SC2 AUTO OFF HAND SELECTOR SWITCH CLASS 9999 TYPE-SC-2, FREE SHIPPING | ![]() |
![]() | $12.50 | Condition is Used, SQUARE D CLASS 9999 TYPE SC-2 SELECTOR SWITCH B64, FREE SHIPPING | 100.0% |
![]() | $12.99 | Condition is Used, Square D Class 9999 SX-7 Series B Electrical Interlock "A" *FREE SHIPPING*, FREE SHIPPING | 99.7% |
![]() | $13.00 | Condition is Used, Square D Class 9999 Type SX-7 Electrical Interlock, FREE SHIPPING | 100.0% |
![]() | $13.25 | Condition is Used, 9999SX7 Square D 9999 SX-7 Series B Class 9999 Electrical Interlock , FREE SHIPPING | 100.0% |
![]() | $6.99 | Condition is Used, Square D Contact Block, Class 9999 Type PN10, shipping cost = $8.67 | 99.5% |
![]() | $7.00 | Condition is Used, square d contact attachment class 9999 type PN04, shipping cost = $7.36 | 100.0% |
![]() | $14.99 | Condition is Used, Square D SQD CLASS 9999 SC2 HOA Selector Switch Hand-Off-Auto, FREE SHIPPING | 99.9% |
![]() | $14.99 | Condition is Used, Square D Class 9999 Type SX 8 Series B Interlock, FREE SHIPPING | 98.9% |
![]() | $14.99 | Condition is Used, Square D Class 9999 Type ST-1 Suppression Module, FREE SHIPPING | 98.9% |
![]() | $10.00 | Condition is Used, Square D 1 N.O. Electrical Interlock for type S class 9999 series A type 6X-11, shipping cost = $5.55 | 100.0% |
![]() | $15.00 | Condition is Used, Square D Class 9999 Types SC-2 Hand Off Auto Selector Switch, FREE SHIPPING | 100.0% |
![]() | $15.99 | Condition is Used, Square D Class 9999 Type SX 8 Series B Interlock, FREE SHIPPING | 98.9% |
![]() | $15.99 | Condition is Used, Square D Class 9999 Type D10 Auxiliary Contact, FREE SHIPPING | 99.7% |
![]() | $15.99 | Condition is Used, SQUARE D CLASS 9999 TYPE SB-6 SERIES A USED, FREE SHIPPING | 99.8% |
![]() | $8.00 | Condition is Used, SQUARE D CLASS 9999 TYPE PN10 CONTACT BLOCK, shipping cost = $8.75 | 99.9% |
![]() | $11.99 | Condition is Used, Square D Class 9999SC2 9999 SC-2 Selector Switch, shipping cost = $5.95 | 100.0% |
![]() | $16.99 | Condition is Used, Square D Class 9999 Type D10 8910 DPA 13 Contactor *FREE SHIPPING*, FREE SHIPPING | 99.7% |
![]() | $17.00 | Condition is Used, Square D Two Class 9999 Type SX-8 Electrical Interlocks with Mount, FREE SHIPPING | 100.0% |
![]() | $17.24 | Condition is Used, Square D Class 9999 Types SC-2 Selector Switch, FREE SHIPPING | 99.9% |
![]() | $17.75 | Condition is Used, Square D Electrical Interlock Class 9999 Type SX-8 Series B, FREE SHIPPING | 99.8% |
![]() | $10.99 | Condition is Used, Square D Class 9999 Type SF-3 Single Fuse Holder 6 Amp 600 VAC, shipping cost = $8.95 | 99.7% |
![]() | $10.99 | Condition is Used, Square D Class 9999 Type Sf-4 Fuse Holder, shipping cost = $8.95 | 99.7% |
![]() | $18.00 | Condition is Used, SQUARE D CLASS 9999 SELECTOR SWITCH TYPE SC-2, FREE SHIPPING | ![]() |
![]() | $18.70 | Condition is Used, Square D Class 9999 Type A Push Button, Start/Stop Push Button, FREE SHIPPING | 99.9% |
![]() | $14.99 | Condition is Used, Square D Class 9999 Type D11 Auxiliary Contact Block 5A 600V, shipping cost = $5.97 | 100.0% |
![]() | $19.99 | Condition is Used, Square D Class 9999 Types SC-2 Selector Switch, FREE SHIPPING | 100.0% |
![]() | $17.00 | Condition is Used, Square D Class 9999 Type PW22 Contact Block on 8502 PC3.10E Contactor 1Z-1437-E4, shipping cost = $3.50 | 99.9% |
![]() | $20.00 | Condition is Used, Two Square D Class 9999 Type SX-6 Clear Electrical Interlock, FREE SHIPPING | 100.0% |
![]() | $20.00 | Condition is Used, Two Square D Class 9999 Type SX-7 Clear Electrical Interlock, FREE SHIPPING | 100.0% |
![]() | $20.00 | Condition is Used, Square D Class 9999 PN13 Auxiliary Contact Voltage 600VAC, Amperage 12A, FREE SHIPPING | ![]() |
![]() | $20.00 | Condition is Used, Lot of 2 Square D Class 9999 PN10 Auxiliary Contact Voltage 600VAC, Amperage 12A, FREE SHIPPING | ![]() |
![]() | $22.00 | Condition is Used, Square D Power Pole Adder Class 9999 Type SB-6 (TR76), FREE SHIPPING | 99.5% |
![]() | $22.99 | Condition is Used, Square D Class 9999 Type R6 Series B Electrical Interlock, FREE SHIPPING | 99.7% |
![]() | $24.00 | Condition is Used, Square D Two Class 9999 Type SX-6 Electrical Interlocks with Mount, FREE SHIPPING | 100.0% |
![]() | $24.49 | Condition is Used, Square D 9999AO02 Motor Logic Adjustable Span Module 24VDC Input 4-20mA Output, FREE SHIPPING | 99.9% |
![]() | $24.99 | Condition is Used, Square-D - Class 9999 - Type SX-6 & SX-7 - Electrical Interlock, FREE SHIPPING | 99.6% |
![]() | $24.99 | Condition is Used, Square D SPDT Electrical Interlock Class 9999 Type R-45 Series A, FREE SHIPPING | 99.6% |
![]() | $24.99 | Condition is Used, Square D Class 9999 Type PN11 w/ Class 8502 Type PE 5.00 E Contactor (Used), FREE SHIPPING | 99.8% |
![]() | $20.00 | Condition is Used, square d start stop switch class 9999 type SA-2 series A 86723, shipping cost = $5.89 | 100.0% |
![]() | $25.00 | Condition is Used, Lot of 2 - Square D Class 9999 Type SF-4 Fuse Holder with Fuses, FREE SHIPPING | 100.0% |
![]() | $26.99 | Condition is Used, Square D Class 9999 Type A Push Button, Start/Stop Push Button, FREE SHIPPING | ![]() |
![]() | $19.00 | Condition is Used, No Auxillary Contact Square D D10 type class 9999, shipping cost = $8.90 | 99.6% |
![]() | $29.00 | Condition is Used, Square D Power Pole Module Class 9999 Type SB-9 9999SB-9, FREE SHIPPING | 100.0% |
![]() | $29.99 | Condition is Used, Square D Class 9999 Type SX-6 Series B Electrical Interlock, FREE SHIPPING | 99.7% |
![]() | $30.00 | Condition is Used, SQUARE D CLASS 9999 TYPE/SX-6 SER.B INTERLOCK UNMP, FREE SHIPPING | 99.8% |
![]() | $20.00 | Condition is Used, Square D Class 9999 Type D11, shipping cost = $12.82 | 100.0% |
![]() | $20.47 | Condition is Used, Square D Current Limiting Module Class 9999 CLM-3 35-100 Amp , shipping cost = $12.00 | 99.9% |
![]() | $19.99 | Condition is Used, SQUARE D CLASS 9999 TYPE SB-6 SER. A, shipping cost = $15.00 | 100.0% |
![]() | $35.00 | Condition is Used, 2pc Square D Class 9999 PN13 Auxiliary Contact Voltage 600VAC USED, FREE SHIPPING | 99.8% |
![]() | $35.00 | Condition is Used, Square D Class 9999 Type PN 11 WITH PDT2.00E CLASS 8502 #137M18, FREE SHIPPING | 99.9% |
![]() | $35.00 | Condition is Used, Square D Class 9999 Type PN 11 WITH PDT2.00E CLASS 8502 #4006PT170, FREE SHIPPING | 99.9% |
![]() | $21.99 | Condition is Used, Square D 78300 Class 9999 Type Sc-2 Selector Switch Kit, shipping cost = $16.72 | 99.7% |
![]() | $37.99 | Condition is Used, Lot of 8 Square D Class 9999 MPX 10 Auxiliary Contact, 9999-MPX10, FREE SHIPPING | ![]() |
![]() | $39.00 | Condition is Used, Square D Class 9999 Type SC-22 Selector Switch, FREE SHIPPING | 100.0% |
![]() | $39.99 | Condition is Used, Square D Class 9999 Type PN22 w/ Class 8502 Type PE 5.00 E Contactor/Relay-Used, FREE SHIPPING | 99.8% |
![]() | $22.50 | Condition is Used, Square D selector switch class 9999 type SC-2 , shipping cost = $18.15 | 99.9% |
![]() | $29.99 | Condition is Used, Square D Class 9999 SN-1 Solid Neutral Contacting Block Kit, shipping cost = $11.95 | 99.7% |
![]() | $44.99 | Condition is Used, Square D Class 9999 Type SA-7 Start Stop Switch **FREE SHIPPING**, FREE SHIPPING | 99.7% |
![]() | $49.95 | Condition is Used, SQUARE D CLASS 9999 TYPE SF2 FUSE BLOCK 9999-SF2 9999SF2, FREE SHIPPING | 100.0% |
![]() | $51.62 | Condition is Used, Square D Class 9999 Type SA-2 Start/Stop Push Button Switch, FREE SHIPPING | 98.0% |
![]() | $62.99 | Condition is Used, Square D Class 9999 Type SA-2 Start/Stop Push Button Switch, shipping cost = $8.95 | 99.7% |
![]() | $62.50 | Top Pick! Condition is Used, USED lot of 21 Square D Class 9999 Type SX-7 Electrical Interlocks NEMA A600, shipping cost = $9.42 | 99.9% |
![]() | $80.00 | Condition is Used, Square D 9999D11 Contactor NEMA B600 Class 9999 Type D11 115-450 31.2, 5L3, shipping cost = $7.90 | 100.0% |
![]() | $75.00 | Condition is Used, Square D Class 9065 Type SFC20 Overload Relay Series C W/ Class 9999 AO01, shipping cost = $20.75 | 99.9% |
![]() | $100.00 | Condition is Used, square d class 9999 type sb-9 series a, 9999sba - used. warehouse stored., shipping cost = $10.95 | 100.0% |
![]() | $129.99 | Top Pick! Condition is Used, SQUARE D CLASS 8502 TYPE PG1.11, PG1, CLASS 9999 CONTACTOR With 9065 Overload , shipping cost = $19.98 | 100.0% |
![]() | $272.99 | Condition is Used, Square D Class 9999 SB-15 D-Mag Switch Lot of 2!, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $8.00 | Condition is For parts or not working, Square D Class 9999 Type SC-2 Selector Switch, shipping cost = $6.00 | 100.0% |

The Square Class-9999 SX Electrical Interlock is a advanced and reliable safety device designed for various industrial applications. This electrical interlock system is a square shaped unit, measuring approximately 6 inches by 6 inches, making it compact and easy to install.
The Class-9999 SX interlock is equipped with a high-quality, industrial-grade electrical contactors that provide superior reliability and longevity. It features a sealed design to protect against dust, moisture, and other environmental factors, ensuring optimal performance even in harsh environments.
The interlock system is designed to work with a range of industrial machinery, including presses, conveyors, and other machinery with hazardous points of operation. It uses a fail-safe mechanism that prevents operation of the machinery unless all safety conditions are met, thereby reducing the risk of workplace accidents.
The Square Class-9999 SX Electrical Interlock is also equipped with a user-friendly LED indicator, which clearly displays the status of the interlock. This makes it easy for operators to quickly check the status of the interlock and ensure that all safety procedures are followed.
The interlock system is also designed to be easy to install and maintain. It features a modular design that allows for easy replacement of components, and it is compatible with a range of wiring configurations. Additionally, it comes with a detailed installation and operation manual, making it easy for even the least experienced technicians to install and maintain the system.
Overall, the Square Class-9999 SX Electrical Interlock is a high-quality and reliable safety device that is essential for any industrial operation. It is designed to protect operators from workplace accidents, and it is easy to install and maintain. With its advanced features and compact design, it is a valuable investment for any industrial operation looking to improve safety and reduce the risk of accidents.
Pros of buying Square Class-9999 SX Electrical Interlock:1. Reliability: Square is a well-known brand in the industry, known for its high-quality and reliable products. This interlock is designed to ensure safety in industrial settings, reducing the risk of accidents due to human error.
2. Durability: The Square Class-9999 SX Electrical Interlock is built to withstand harsh environments, making it a suitable choice for industrial applications.
3. Advanced Features: This interlock system comes with advanced features such as remote monitoring, diagnostics, and fault alerts, which can help in early identification and resolution of issues.
4. Compliance: The interlock meets various international safety standards, ensuring compliance with regulatory requirements.
Cons of buying Square Class-9999 SX Electrical Interlock:1. Cost: The Square Class-9999 SX Electrical Interlock is a high-end product, and its price might be a deterrent for some buyers.
2. Complexity: The interlock system might be complex to install and operate, requiring specialized skills and knowledge.
3. Maintenance: Regular maintenance is required to ensure the interlock continues to function effectively. This could incur additional costs.
Conclusion:The Square Class-9999 SX Electrical Interlock is a high-quality, reliable, and durable product that offers advanced features and compliance with safety standards. However, its high cost and complexity in installation and maintenance should be considered. If the benefits outweigh the costs and if the user has the necessary skills and resources for installation and maintenance, then this product could be a worthwhile investment for ensuring safety in industrial settings.
Recommendation:If you are in the market for an electrical interlock system, consider the Square Class-9999 SX Electrical Interlock. However, carefully evaluate your needs, budget, and resources before making a decision. It might be beneficial to seek advice from industry experts or consult the Square's technical support team to better understand the product's capabilities and requirements.
Details:
specifications indusswitch:
- brand: Square D
offer indusswitch:
- best offers: true
- prices: $8.02–$299.00
- item condition:
- New
- New – Open box
- Used
- For parts or not working
- sold #: 28
- started: november 29, 2024
- availability: in stock
- options: ship-to-home
- in stock #: 5
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
seller indusswitch:
- # reviews: 0
- rating: 0.0%
- city: loudonville, ohio
returns indusswitch:
- policy: no returns
payments indusswitch:
- wallet: paypal
- other
- credit card: diners-club
shipping indusswitch:
- carrier: usps
- class: standard
- service: usps ground advantage
- transit: 5-12 days
- type: calculated
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![*BRAND NEW* [4] Square D 08087 Auxiliary Contact 1 N.C. Class 9999 + Warranty! *BRAND NEW* [4] Square D 08087 Auxiliary Contact 1 N.C. Class 9999 + Warranty!](/z_indusswitch/HJ0AAOSwuh1l8aKi.webp)









































































































































































