
52BAJ-52BAK Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $9.00 | Condition is New, Furnas 52Baj Series D Oil Tight N C Contact Block New In Box, shipping cost = $3.80 | 100.0% |
![]() | $12.50 | Condition is New, FURNAS 52BAJ CONTACT BLOCK OIL TIGHT NEW IN BOX, FREE SHIPPING | 99.8% |
![]() | $12.99 | Condition is New, Furnas 52BAJ Oil Tight Contact Block Series E. New In Box, FREE SHIPPING | 99.4% |
![]() | $8.16 | Condition is New, Furnas 52BAJ Series C Oil Tight NC Contact Block - Brand New, shipping cost = $7.91 | 99.1% |
![]() | $8.16 | Condition is New, Furnas 52BAJ Series D Oil Tight NC Contact Block - Brand New, shipping cost = $7.91 | 99.1% |
![]() | $9.99 | Condition is New, Furnas 52Baj Series D Oil Tight N C Contact Block, shipping cost = $6.00 | 100.0% |
![]() | $10.00 | Condition is New, NOS Never Used Furnas 52BAJ Oil Tight NC Contact Block USA, shipping cost = $5.89 | 99.5% |
![]() | $15.99 | Condition is New, (Lot of 2) Furnas 52BAJ Oil Tight NC Contact Block Series E **Free Shipping**, FREE SHIPPING | 100.0% |
![]() | $16.44 | Condition is New, Furnas 52BAJ Contact Block Series F, FREE SHIPPING | 99.9% |
![]() | $16.77 | Condition is New, Furnas 52BAJ Contact Block Series B, FREE SHIPPING | 99.9% |
![]() | $16.77 | Condition is New, Furnas 52BAJ Contact Block Series E, FREE SHIPPING | 99.9% |
![]() | $16.77 | Condition is New, Furnas 52BAJ Contact Block Series D, FREE SHIPPING | 99.9% |
![]() | $17.00 | Condition is New, Furnas 52BAJ Oil Tight NC Contact Block, Series E, FREE SHIPPING | 99.7% |
![]() | $17.99 | Condition is New, Lot of 2 each Furnas 52BAJ Series D & E Oil Tight NO Contact Block A600 & Q600, FREE SHIPPING | 99.8% |
![]() | $12.00 | Condition is New, Furnas 52BAJ Oil Tight Contac Block Series D, shipping cost = $6.58 | 99.9% |
![]() | $15.73 | Condition is New, 2 Furnas Oil Tight NC Contact Block 52BAJ Series D INV-AD17, shipping cost = $4.95 | 99.9% |
![]() | $19.99 | Condition is New, FURNAS 52BAJ OIL TIGHT NC CONTACT BLOCK - NEW IN BOX , FREE SHIPPING | 100.0% |
![]() | $20.00 | Condition is New, Furnas 52BAJ Oil Tight Contact Block New lot of 2, FREE SHIPPING | 99.5% |
![]() | $20.00 | Top Pick! Condition is New, OEM FURNAS 52BAJ Oil Tight N C, 2-Pole, Ser, E Contact Block A600 & Q600, FREE SHIPPING | 100.0% |
![]() | $7.00 | Condition is New, NEW Furnas 52BAJ Oil Tight Contact Block A600 & Q600, shipping cost = $14.50 | 100.0% |
![]() | $17.76 | Top Pick! Condition is New, Siemens / Furnas 52BAJ Oil Tight N.C. Contact Block Series D, 600V (New In Box), shipping cost = $5.45 | 100.0% |
![]() | $14.99 | Condition is New, Siemens/Furnas 52BAJ 30MM Contact Block 600VAC Red Push Button, shipping cost = $11.95 | 99.7% |
![]() | $26.50 | Condition is New, FURNAS 52BAJ CONTACT BLOCKS, OIL TIGHT, (LOT OF 3) NEW IN BOX FREE SHIPPING, FREE SHIPPING | ![]() |
![]() | $19.95 | Condition is New, Lot Of 2 Furnas 52BAJ Oil Tight NC Contact Blocks, shipping cost = $8.75 | 99.9% |
![]() | $14.99 | Condition is New, Furnas Oil Tight N C Contact Block NEMA A600 & Q600 52BAJ , shipping cost = $17.41 | 100.0% |
![]() | $29.99 | Condition is New, Lot Of 3Furnas Oil Tight N C Contact Block 52BAJ Ser C,NIB, shipping cost = $3.99 | 100.0% |
![]() | $29.99 | Condition is New, NIB Furnas Oil Tight N C Contact Block 52BAJ Ser E Lot of 4, shipping cost = $4.25 | 100.0% |
![]() | $14.99 | Condition is New, FURNAS OIL TIGHT N.C. CONTACT BLOCK 52BAJ NIB, shipping cost = $22.05 | 100.0% |
![]() | $24.99 | Top Pick! Condition is New, Furnas 52Baj Oil Tight Nc Contact Block Series, shipping cost = $19.50 | ![]() |
![]() | $46.89 | Condition is New, Furnas 52BAJ Contact Block Series B (Pack of 3), FREE SHIPPING | 99.9% |
![]() | $48.89 | Condition is New, Furnas 52BAJ Contact Block Series E (Pack of 3), FREE SHIPPING | 99.9% |
![]() | $50.00 | Condition is New, 6 - Furnas 52BAJ Series E Oil NC Contact Block Rated A600 & Q600 New, FREE SHIPPING | 100.0% |
![]() | $50.00 | Condition is New, FURNAS OIL TIGHT N/C CONTACT BLOCK 52BAJ SERIES D, shipping cost = $8.00 | 100.0% |
![]() | $75.00 | Condition is New, 10 - Furnas 52BAJ Series E Oil NC Contact Block Rated A600 & Q600 New, FREE SHIPPING | 100.0% |
![]() | $91.89 | Condition is New, Furnas 52BAJ Contact Block Series B (Pack of 6), FREE SHIPPING | 99.9% |
![]() | $118.70 | Top Pick! Condition is New, (AN) 5 LOT-FURNAS, 52BAJ, OIL TIGHT CONTACT BLOCK ACCESSORY, FREE SHIPPING | 99.9% |
![]() | $144.93 | Condition is New, Furnas 52BAJ Contact Block Series B (Pack of 10), FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $9.99 | Condition is New – Open box, NEW Furnas 52BAJ Oil Tight Contact Block Series E, FREE SHIPPING | 100.0% |
![]() | $8.00 | Condition is New – Open box, FURNAS 52 BAJ ACTUATOR/INDICATOR CONTACT BLOCK NIB, shipping cost = $2.44 | 100.0% |
![]() | $10.44 | Condition is New – Open box, 1- Furnas 52BAJSeries D Oil Tight N C Contact Block New In Box, FREE SHIPPING | 99.9% |
![]() | $10.99 | Condition is New – Open box, FURNAS 52BAJ OIL TIGHT N C CONTACT BLOCK SERIES E A600 & Q600 MADE USA-NEW BOX-, FREE SHIPPING | 100.0% |
![]() | $1.32 | Condition is New – Open box, Furnas Electric Co 52BAJ Oil Tight, NC, 600V Contact Block FNOB, shipping cost = $11.35 | 99.8% |
![]() | $12.90 | Top Pick! Condition is New – Open box, Furnas Oil Tight N C Contact Block 52BAJ, FREE SHIPPING | 98.5% |
![]() | $13.96 | Condition is New – Open box, FURNAS 52BAJ OIL TIGHT CONTACT BLOCK SERIES D 2-POLE 1 NC SERIES D NIB, FREE SHIPPING | ![]() |
![]() | $10.00 | Condition is New – Open box, FURNAS 52BAJ Oil Tight N.C. Contact Block Screw Terminals Series E, shipping cost = $5.89 | 100.0% |
![]() | $8.50 | Top Pick! Condition is New – Open box, Furnas 52BAJ Oil Tight NC Contact Block, shipping cost = $9.42 | 100.0% |
![]() | $10.00 | Condition is New – Open box, Furnas 52BAJ Oil Tight Contact Block Series E, shipping cost = $8.62 | 99.9% |
![]() | $18.49 | Condition is New – Open box, FURNAS 52BAJ OIL TIGHT CONTACT BLOCK N.C. A600 SERIES C Free shipping!, FREE SHIPPING | 100.0% |
![]() | $19.99 | Condition is New – Open box, FURNAS 52BAJ OIL TIGHT N C CONTACT BLOCK SER E NEW IN BOX, FREE SHIPPING | 100.0% |
![]() | $10.00 | Condition is New – Open box, FURNAS CONTACT BLOCK 52BAJ OIL TIGHT N.C. EXTRA LATE BREAK NEMA 4 12, shipping cost = $13.00 | 99.7% |
![]() | $22.50 | Condition is New – Open box, Furnas Oil Tight N C Contact Block 52BAJ Qty: 3, shipping cost = $5.89 | 99.8% |
![]() | $19.95 | Condition is New – Open box, OEM FURNAS 52BAJ Oil Tight N C, 2-Pole, Ser, E Contact Block A600 & Q600, shipping cost = $9.99 | 100.0% |
![]() | $12.50 | Condition is New – Open box, Furnas, 52BAJ, Oil Tight Contact Block Push Button Contactor Switch NC Siemens, shipping cost = $17.41 | ![]() |
![]() | $24.00 | Top Pick! Condition is New – Open box, Siemens / Furnas 52PA8 Oil tight Pushbutton Base + 52BAJ NC/NC Contacts (NNB), shipping cost = $5.45 | 100.0% |
![]() | $10.00 | Condition is New – Open box, FURNAS OIL TIGHT CONTACT BLOCK 52BAJ, shipping cost = $20.50 | 100.0% |
![]() | $15.00 | Condition is New – Open box, Furnas Electric 52BAJ Oil Tight Contact Block NEMA A600 & Q600 Push button NEW, shipping cost = $16.50 | 99.8% |
![]() | $20.99 | Condition is New – Open box, New Lot of 3 Furnas 52BAJ Series D Oil Tight Contact Block, shipping cost = $14.50 | 99.9% |
![]() | $24.99 | Condition is New – Open box, Furnas 52BAJ Oil Tight N.C. Contact Block Lot of 3, shipping cost = $10.95 | ![]() |
![]() | $20.00 | Top Pick! Condition is New – Open box, Furnas 52BAJ Oil Tight Contact Block Series E, shipping cost = $16.50 | 100.0% |
![]() | $20.00 | Condition is New – Open box, FURNAS 52BAJ SERIES E OIL TIGHT N/C CONTACT BLOCK, shipping cost = $17.09 | 100.0% |
![]() | $20.00 | Condition is New – Open box, NEW LOT OF 9 FURNAS OIL TIGHT N C CONTACT BLOCK 52BAJ SER D, shipping cost = $19.45 | 99.9% |
![]() | $29.00 | Top Pick! Condition is New – Open box, Furnas 52BAj Oil Tight N Contact Block Rated Nema A600 & Q600 Lot Of 5, shipping cost = $16.50 | 100.0% |
![]() | $37.50 | Condition is New – Open box, (LOT OF 5) NEW Furnas 52BAJ Oil Tight Contact Block Series E, shipping cost = $8.95 | 100.0% |
![]() | $46.77 | Condition is New – Open box, Furnas 52BAJ Contact Block (Pack of 5), FREE SHIPPING | 99.9% |
![]() | $52.77 | Condition is New – Open box, Furnas 52PA8B2 Siemens Push Button w/52BAJ, FREE SHIPPING | 99.9% |
![]() | $57.28 | Top Pick! Condition is New – Open box, Lot of 8 - Furnas 52BAJ Series D Oil Tight NC Contact Block, FREE SHIPPING | 98.9% |
![]() | $50.00 | Condition is New – Open box, Furnas 52BAJ Contact Block Series B - Pack of 7, shipping cost = $9.42 | 99.7% |
![]() | $100.00 | Condition is New – Open box, 10- Furnas 52BAJ Oil NC Contact Block Rated A600 & Q600 New, shipping cost = $16.88 | 99.6% |
![]() | $150.74 | Condition is New – Open box, Furnas 52PA8B2 Siemens Push Button w/52BAJ (Pack of 3), FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $9.99 | Condition is Used, Furnas 52BAJ Contact Block Switch Oil Tight , FREE SHIPPING | 100.0% |
![]() | $11.99 | Condition is Used, Furnas A600 52BAJ Heavy Duty Oil Tight Contact Block *FREE SHIPPING*, FREE SHIPPING | 99.7% |
![]() | $13.99 | Condition is Used, FURNAS oil Tight N C CONTACT BLOCK. Series E. 52BAJ. MADE IN USA., FREE SHIPPING | 100.0% |
![]() | $17.90 | Condition is Used, (2) FURNAS 52BAJ FOR PUSH BUTTON OIL TIGHT CONTACT BLOCK SERIES C, shipping cost = $5.90 | 100.0% |
![]() | $4.99 | Condition is Used, FURNAS 52BAJ OIL TIGHT CONTACT BLOCK N.C. 600 VAC A600 Q600 , shipping cost = $19.73 | 100.0% |
![]() | $14.99 | Condition is Used, (QTY:2) SIEMENS 52BAJ OIL TIGHT CONTACT BLOCK ACCESSORY 1 NC, shipping cost = $9.94 | 100.0% |
![]() | $25.77 | Condition is Used, Furnas 52BAJ Contact Block (Pack of 2), FREE SHIPPING | 99.9% |
![]() | $39.99 | Condition is Used, Furnas 52PA2v2 Series C (without mushroom head) & 52BAJ Contact Block Oil Tight, shipping cost = $10.00 | 99.2% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $12.75 | Condition is For parts or not working, Furnas 52BAJ Series C Oil Tight NC Contact Block, shipping cost = $19.96 | 100.0% |

The Furnas 52Baj and 52Bak oil contact blocks are high-performance electrical components designed for use in various industrial applications. These contact blocks are specifically engineered to provide reliable and efficient power transfer between circuit elements, particularly in the context of oil immersion.
The Furnas 52Baj and 52Bak contact blocks are constructed using premium materials to ensure their durability and resistance to harsh environments. The contact surfaces are made of brass, a material known for its excellent electrical conductivity and resistance to corrosion. The housing is made of a high-quality polymer material that is resistant to both oil and water, offering superior insulation and protection against electrical shorts.
These contact blocks feature a modular design, which allows for easy customization and flexibility in engineering applications. The blocks can accommodate a wide range of terminal sizes and configurations, making them suitable for use with various types of electrical components. Additionally, the modular design enables easy maintenance and replacement of individual contact elements, reducing downtime and maintenance costs.
The Furnas 52Baj and 52Bak oil contact blocks are designed to operate in oil immersion environments with temperatures ranging from -20 C to 125 C. This makes them an ideal choice for applications in the power generation, oil and gas, and petrochemical industries, where oil immersion cooling is commonly used to improve heat dissipation and extend component life.
The contact surfaces of the Furnas 52Baj and 52Bak oil contact blocks are precision machined to ensure a reliable and consistent electrical connection. The blocks are also designed with a self-cleaning feature, which helps to prevent the accumulation of oil and other debris on the contact surfaces, ensuring optimal contact performance and reducing maintenance requirements.
The Furnas 52Baj and 52Bak oil contact blocks are UL and CE certified, ensuring compliance with international safety standards. They are also RoHS compliant, making them an environmentally friendly choice for those concerned about the use of hazardous materials in their industrial applications.
In summary, the Furnas 52Baj and 52Bak oil contact blocks are high-quality, reliable, and versatile electrical components designed for use in oil immersion environments. Their modular design, superior materials, and self-cleaning feature make them an excellent choice for a wide range of industrial applications, particularly in the power generation, oil and gas, and petrochemical industries.
Furnas 52Baj and 52Bak oil contact blocks are electrical heating elements used in various applications, particularly in industrial processes and water heating systems. These heating elements come in a pair, with one labeled as "Baj" and the other as "Bak." Here are some pros and cons of buying Furnas 52Baj and 52Bak oil contact blocks:
Pros:1. High thermal efficiency: Furnas 52Baj and 52Bak oil contact blocks offer high thermal efficiency, meaning they can heat oil quickly and maintain a consistent temperature.
2. Long service life: These heating elements are known for their durability and long service life, making them a cost-effective solution in the long run.
3. Easy installation: Furnas 52Baj and 52Bak oil contact blocks are relatively easy to install, requiring only a basic knowledge of electrical and plumbing systems.
4. Versatile: These heating elements can be used in various applications, such as industrial processes, water heating systems, and oil heaters.
5. Energy-efficient: Furnas 52Baj and 52Bak oil contact blocks are energy-efficient, as they heat the oil directly, reducing the amount of energy needed to maintain high temperatures.
Cons:1. High initial investment: The cost of purchasing Furnas 52Baj and 52Bak oil contact blocks can be high, which may be a barrier for some buyers.
2. Requires regular maintenance: These heating elements require regular maintenance to ensure they continue to function correctly and efficiently.
3. Safety concerns: Handling and installing Furnas 52Baj and 52Bak oil contact blocks can be dangerous if not done correctly, as they involve working with electrical and oil systems.
4. Limited compatibility: Furnas 52Baj and 52Bak oil contact blocks may not be compatible with all types of oil heating systems, so it's essential to check compatibility before purchasing.
Conclusion:Furnas 52Baj and 52Bak oil contact blocks offer several advantages, including high thermal efficiency, long service life, easy installation, versatility, and energy efficiency. However, they also have some disadvantages, such as a high initial investment, the need for regular maintenance, safety concerns, and limited compatibility. Ultimately, the decision to purchase Furnas 52Baj and 52Bak oil contact blocks depends on the specific needs and budget of the buyer.
Recommendation:If you require a reliable and efficient heating solution for industrial processes or water heating systems, Furnas 52Baj and 52Bak oil contact blocks may be a good investment. However, it's essential to consider the initial cost, maintenance requirements, safety concerns, and compatibility before making a purchase. Additionally, it's recommended to work with a qualified professional to ensure proper installation and safety precautions are followed.
Details:
They are suitable for industrial applications and feature control contacts. These control contacts have a maximum amperage of 10 amps. This listing is a set of six 6 Furnas oil tight contact block switches, consisting three 52BAK and 52BAJ model's.
specifications indusswitch:
- brand: Furnas
- mpn: 52baj-52bak
- model: 52baj And 52bak
- part type: Oil Contact Block Tight
- operation method: On/off
- maximum amperage: 10 Amps
- number in pack: Three Of Each
- current rating: 10maximum
- switch style: Control Contacts
- country/region of manufacture: United States
- application: Industrial
seller indusswitch:
- city: lansing, illinois
- rating: 100.0%
- # reviews: 1103
shipping indusswitch:
- class: expedited
- transit: 4-10 days
- carrier: usps
- service: usps priority mail
- type: fixed
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Control Switches
returns indusswitch:
- policy: returns accepted
- paid by: buyer
- method: money back
- time: 30 days
payments indusswitch:
- wallet: google-pay
- credit card: mastercard
- other
offer indusswitch:
- options: ship-to-home
- sold #: 25
- availability: in stock
- best offers: true
- started: march 7, 2025
- in stock #: 5
- prices: $1.32–$150.74
- item condition:
- New
- New – Open box
- Used
- For parts or not working
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- 52PX8: BUTTON CONTACT, Furnas
- 51JAKA2: OIL TIGHT CONTROL KEY, Furnas
- 52BAK: CONTACT, Furnas
- 52PA4GN: OIL TRANSFORMER LIGHT TIGHT, Furnas
- 52SB2ACB: OIL TIGHT, Furnas
- 52PA2G2A-52BAJ: PULL BUTTON CONTACT BLOCK, Furnas
- 52SB2CDB: OIL TIGHT CONTROL LEVER, Furnas
- 52SB2GAB: OIL TIGHT LEVER, Furnas Electric













































































