
ZCD21 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $17.99 | Condition is New – Open box, TELEMECANIQUE ZCD21M12 Limit Switch Body, Metal, NO+NC Snap M12, shipping cost = $11.50 | 99.7% |
![]() | $28.97 | Condition is New – Open box, Telemecanique Limit Switch ZCD21, shipping cost = $ | 100.0% |
![]() | $12.50 | Condition is New – Open box, TELEMECANIQUE ZCD21 OSISWITCH LIMIT SWITCH, shipping cost = $18.99 | 99.6% |
![]() | $31.35 | Condition is New – Open box, NEW TELEMECANIQUE ZCD21 LIMIT SWITCH 500V 3A, FREE SHIPPING | 100.0% |
![]() | $32.95 | Condition is New – Open box, NEW TELEMECANIQUE ZCD21 LIMIT SWITCH 500V 10A 018530, FREE SHIPPING | 100.0% |
![]() | $45.00 | Condition is New – Open box, Schneider Telemecanique limit switch ZCD21M12, shipping cost = $20.00 | 98.1% |
![]() | $49.00 | Condition is New – Open box, TELEMECANIQUE ZCD21 500V 10A NSMP, shipping cost = $16.50 | 99.9% |
![]() | $65.90 | Top Pick! Condition is New – Open box, TELEMECANIQUE ZCD21 018530 Position Switch, FREE SHIPPING | 98.6% |
![]() | $74.95 | Top Pick! Condition is New – Open box, New Telemecanique XCKD2121N12 Limit Switch 240VAC 10A ZCD21 5WJE0, FREE SHIPPING | ![]() |
![]() | $55.24 | Top Pick! Condition is New – Open box, TELEMECANIQUE ZCD21 SWITCH FREE FAST SHIP, shipping cost = $20.00 | 98.6% |
![]() | $77.59 | Top Pick! Condition is New – Open box, TELEMECANIQUE OSISWITCH ZCD21 Limit Switch, FREE SHIPPING | 98.6% |
![]() | $83.59 | Condition is New – Open box, Telemecanique/Schneider Electric ZCD21 Limit Switch 10A 500V, FREE SHIPPING | ![]() |
![]() | $76.99 | Top Pick! Condition is New – Open box, TELEMECANIQUE ZCD21 Limit Switch W/ CABLE TEREX 121469GT, shipping cost = $10.95 | 100.0% |
![]() | $80.10 | Condition is New – Open box, Telemecanique Sensors ZCD21 Limit Switch Loc4E27, shipping cost = $10.65 | ![]() |
![]() | $99.44 | Condition is New – Open box, TELEMECANIQUE ZCD21 SWITCH SET OF 2 FREE FAST SHIP, shipping cost = $20.00 | 98.6% |
![]() | $133.09 | Condition is New – Open box, TELEMECANIQUE OSISWITCH ZCD21 LIMIT SWITCH BODY, FREE SHIPPING | 100.0% |
![]() | $99.99 | Condition is New – Open box, Telemecanique Osiswitch ZCD21 Limit Switch, shipping cost = $49.00 | 100.0% |
![]() | $279.06 | Condition is New – Open box, Telemecanique ZCD21M1202 Limit Switch Unused, shipping cost = $75.58 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.77 | Condition is New, NEW TELEMECANIQUE SENSORS ZCD21 LIMIT SWITCH 500V 3A, FREE SHIPPING | 99.8% |
![]() | $33.00 | Condition is New, TELEMECANIQUE ZCD21 LIMIT SWITCH BODY, FREE SHIPPING | 99.6% |
![]() | $39.99 | Condition is New, Telemecanique XCKD2110N12 Limit Switch Schneider ZCD21 New In Box , FREE SHIPPING | 99.8% |
![]() | $29.06 | Condition is New, Telemecanique ZCD21M12 Limit Switch *New in Box*, shipping cost = $12.86 | 100.0% |
![]() | $42.35 | Top Pick! Condition is New, ZCD-21M12 1PCS Brand New Schneider Telemecanique ZCD21M12 Limit Switch Shipping, FREE SHIPPING | 99.9% |
![]() | $51.35 | Condition is New, Telemecanique Sensors Zcd21 1Nc/1No Compact Limit Switch Body Ip 66, 67, shipping cost = $5.00 | ![]() |
![]() | $56.45 | Top Pick! Condition is New, 1PCS Brand New Telemecanique ZCD21 Limit Switch Quality Guarantee Fast shipping, FREE SHIPPING | 99.7% |
![]() | $47.36 | Condition is New, TELEMECANIQUE SENSORS ZCD21 / ZCD21 (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $56.00 | Top Pick! Condition is New, Telemecanique Limit Switch ZCD21, shipping cost = $4.99 | 99.9% |
![]() | $56.87 | Condition is New, ZCD21 - Telemecanique Limit Switch Body, 1NC+1NO, Snap Action, 300V/500V, 2 Pole, shipping cost = $7.29 | 99.8% |
![]() | $52.00 | Condition is New, Telemecanique ZCD21 Limit Switch Body 1NO 1NC 240VAC 15A Factory Sealed, shipping cost = $12.60 | ![]() |
![]() | $41.00 | Condition is New, TELEMECANIQUE ZCD21 Instantaneous Contact, Original Brand New 2-4 Days Delivery, shipping cost = $25.00 | 100.0% |
![]() | $63.24 | Condition is New, 1PC TELEMECANIQUE ZCD21 Limit Switch Metal 31 mm Miniature, ZCD Series, shipping cost = $8.99 | 99.4% |
![]() | $80.00 | Top Pick! Condition is New, Telemecanique Limit Switch ZCD21 240V 10A, Telemecanique Limit Switch Body ZCD21, FREE SHIPPING | 100.0% |
![]() | $95.00 | Condition is New, Telemecanique ZCD21M12 Limit Switch Body, 2-Pole, 1NC + 1NO, M12 5-Pin Male, FREE SHIPPING | ![]() |
![]() | $17.45 | Condition is New, NEW TELEMECANIQUE ZCD21 LIMIT SWITCH 500V 6kV AC-15 240V 3A A300 Q300 VAT, shipping cost = $80.61 | 99.9% |
![]() | $98.49 | Condition is New, Telemecanique Sensors Zcd21m12 1Nc/1No Compact Limit Switch Body Ip 66, 67, FREE SHIPPING | ![]() |
![]() | $100.00 | Condition is New, 1PCS TELEMECANIQUE ZCD21 NEW, shipping cost = $30.00 | 100.0% |
![]() | $100.00 | Condition is New, 1PCS TELEMECANIQUE ZCD21 NEW , shipping cost = $40.00 | 100.0% |
![]() | $100.00 | Condition is New, 1PCS TELEMECANIQUE ZCD21 NEW , shipping cost = $40.00 | 100.0% |
![]() | $148.00 | Condition is New, NEW XCKD21H0P16 Telemecanique SENSORS ZCDEP16 ZCD21 ZCEH0 SWITCH SHIP TODAY!, FREE SHIPPING | 99.8% |
![]() | $100.00 | Condition is New, 1PCS TELEMECANIQUE ZCD21 NEW , shipping cost = $50.00 | 100.0% |
![]() | $132.96 | Condition is New, Telemecanique End Switch ZCD21 M1 2 Limit Switch ZCD21M12 New, shipping cost = $52.56 | 100.0% |
![]() | $265.00 | Condition is New, Telemecanique ZCD21 New Sealed Free Shipping, FREE SHIPPING | 100.0% |
![]() | $265.00 | Condition is New, Telemecanique ZCD21 New Sealed Free Shipping, FREE SHIPPING | 100.0% |
![]() | $265.00 | Condition is New, Telemecanique ZCD21 New Sealed Free Shipping, FREE SHIPPING | 96.4% |
![]() | $265.00 | Condition is New, Telemecanique ZCD21 New Sealed Free Shipping, FREE SHIPPING | 100.0% |
![]() | $265.00 | Condition is New, Telemecanique ZCD21 New Sealed Free Shipping, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.99 | Condition is Used, Telemecanique ZCD21M12 Sensors Snap Action Limit Switch ZCE11, FREE SHIPPING | 99.9% |
![]() | $34.49 | Top Pick! Condition is Used, Telemecanique Zcd21 Switch, shipping cost = $29.01 | 99.8% |
![]() | $34.79 | Condition is Used, Telemecanique Zcd21 Osiswitch, shipping cost = $29.26 | 99.8% |
![]() | $67.92 | Condition is Used, Telemecanique ZCD21 Limit Switch Osiswitch 500V, FREE SHIPPING | ![]() |
![]() | $39.00 | Condition is Used, TELEMECANIQUE ZCD21 + ZCY45, shipping cost = $30.00 | 99.6% |
![]() | $29.17 | Condition is Used, Telemecanique ZCD21, shipping cost = $98.06 | 100.0% |
![]() | $175.00 | Condition is Used, Interruptor de Posici n Telemecanique Modelo: ZCD21 cuerpo + ZCY29 varilla met l, shipping cost = $10.01 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $26.68 | Condition is Neu: Sonstige (siehe Artikelbeschreibung), Telemecanique ZCD Position Switch Housing Compact Position Switch ZCD21, shipping cost = $11.57 | 99.9% |
![]() | $40.63 | Condition is Neu: Sonstige (siehe Artikelbeschreibung), Telemecanique ZCD Position Switch Housing Position Switch ZCD21 018530, shipping cost = $11.57 | 99.9% |
![]() | $58.11 | Condition is Neu: Sonstige (siehe Artikelbeschreibung), Telemecanique Osiswitch ZCD21 Limit Switch Unused, shipping cost = $75.56 | 100.0% |
![]() | $69.73 | Condition is Neu: Sonstige (siehe Artikelbeschreibung), Telemecanique ZCD21 Limit Switch Position Switch 01830 , shipping cost = $72.06 | 100.0% |
![]() | $75.54 | Condition is Neu: Sonstige (siehe Artikelbeschreibung), Telemecanique ZCD21 Position Switch 2 Pieces -Unused/Original Packaging-, shipping cost = $81.37 | 100.0% |
![]() | $232.47 | Condition is Neu: Sonstige (siehe Artikelbeschreibung), Telemecanique ZCD21M1202 Limit Switch Unused, shipping cost = $75.56 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.59 | Condition is Gebraucht, Telemecanique Limit Switch ZCD21 Limit Switch ZCD21 Inc VAT, shipping cost = $11.62 | 99.7% |
![]() | $23.24 | Condition is Gebraucht, Telemecanique Limit Switch ZCD21 M1 2 Limit Switch ZCD21M12 Inc VAT, shipping cost = $10.46 | 99.7% |
![]() | $13.94 | Condition is Gebraucht, Telemecanique Osiswitch ZCD21 Limit Switch -Cover Missing- -used-, shipping cost = $81.37 | 100.0% |
![]() | $22.07 | Condition is Gebraucht, Telemecanique ZCD21M12 Limit Switch Limit Switch Osiswitch , shipping cost = $72.06 | 100.0% |
![]() | $22.07 | Condition is Gebraucht, Telemecanique Osiswitch ZCD21 Limit Switch -used-, shipping cost = $81.37 | 100.0% |
![]() | $34.86 | Condition is Gebraucht, Telemecanique ZCD21 Position Switch 018530, shipping cost = $72.06 | 100.0% |
![]() | $40.67 | Condition is Gebraucht, Telemecanique ZCD21 Osiswitch Spring Bar Limit Switch , shipping cost = $72.06 | 100.0% |
![]() | $29.06 | Condition is Gebraucht, Telemecanique ZCD21, shipping cost = $98.69 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $33.54 | Condition is Neu, 1PC NEW TELEMECANIQUE ZCD21 Limit Switch, FREE SHIPPING | 100.0% |
![]() | $131.34 | Condition is Neu, Telemecanique Limit Switch ZCD21 M1 2 Limit Switch ZCD21M12 New , shipping cost = $57.07 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $13.80 | Condition is Nuovo, Schneider telemecanique zcd21 metal body 1na 1nc, shipping cost = $69.49 | 99.4% |
![]() | $22.31 | Condition is Nuovo, Schneider telemecanique zcd21 metal body 1na 1nc, shipping cost = $70.91 | 99.2% |
![]() | $141.38 | Condition is Nuovo, Telemecanique ZCD21 M1 2 Limit Speed Switch ZCD21M12 New, shipping cost = $57.07 | 100.0% |

The Telemecanique ZCD21 sensor box is an essential component of any automation or control system, designed to provide reliable and accurate level detection for various applications. This versatile sensor is available in different versions, including conductive, capacitive, and magnetic, allowing users to choose the best option for their specific requirements.
The conductive ZCD21 sensor is designed for use with conductive liquids, such as water, glycerin, or brine. It features a rugged stainless steel probe, which ensures durability and resistance to corrosion. The sensor housing is also made of robust materials, making it suitable for harsh environments. This version of the ZCD21 sensor is ideal for applications in the water and wastewater treatment industries, as well as in food and beverage processing.
The capacitive ZCD21 sensor, on the other hand, is designed for use with non-conductive liquids, such as oil, solvents, or adhesives. It employs advanced capacitive technology to detect the level of the liquid, making it a popular choice for applications in the chemical, petrochemical, and pharmaceutical industries. The sensor housing is designed to be watertight and resistant to chemicals, ensuring long-lasting performance even in challenging conditions.
The magnetic ZCD21 sensor is designed for level detection in applications where there is a magnetic material present, such as in the mining, mineral processing, or steel industries. It features a rugged magnetic sensor head and a sturdy housing, ensuring reliable and accurate level detection even in the presence of large magnetic fields.
The ZCD21 sensor box comes with a range of features that make it a preferred choice for automation and control applications. It is easy to install and commission, with a simple connection to the control system via a 4-20mA current loop or an optional Modbus RTU communication protocol. It also offers a wide measurement range and high accuracy, ensuring precise level detection in various applications.
The sensor box is also designed to be maintenance-free, with no moving parts that could wear out or fail over time. It is built to withstand the rigors of industrial environments, with a high IP rating for protection against water and dust.
In summary, the Telemecanique ZCD21 sensor box is a versatile and reliable level detection solution for various industries and applications. With its wide range of versions and advanced features, it offers accurate and precise level detection for conductive, capacitive, and magnetic liquids, making it an essential component of any automation or control system.
Telemecanique ZCD21 sensors are electromagnetic proximity sensors used for detecting the presence or absence of metal objects. Here are some pros and cons of buying these sensors:
Pros:1. High Sensitivity: Telemecanique ZCD21 sensors offer high sensitivity, making them suitable for detecting metal objects at close ranges.
2. Robust Design: These sensors have a robust design that can withstand harsh industrial environments. They are resistant to vibration, shock, and temperature extremes.
3. Versatile Applications: The ZCD21 sensors can be used in various industries, including automotive, food processing, packaging, and material handling.
4. Easy Installation: These sensors are easy to install and require minimal wiring, making them a cost-effective solution for many applications.
5. Reliable Operation: Telemecanique ZCD21 sensors offer reliable operation and have a long lifespan, reducing the need for frequent maintenance or replacements.
Cons:1. Limited Detection Range: The detection range of these sensors is limited to close ranges, making them unsuitable for applications where long-range detection is required.
2. Sensitive to Ferrous Materials: Telemecanique ZCD21 sensors are designed to detect ferrous materials. They may not be suitable for detecting non-ferrous materials, such as aluminum or copper.
3. Require Proper Calibration: These sensors require proper calibration to ensure accurate detection. Improper calibration can result in false readings, leading to inefficient or ineffective operation.
Conclusion:Telemecanique ZCD21 sensors are a reliable, robust, and cost-effective solution for detecting ferrous metal objects in close ranges. Their high sensitivity, easy installation, and versatile applications make them a popular choice in various industries. However, their limited detection range and sensitivity to ferrous materials should be considered before making a purchase. Proper calibration is also essential to ensure accurate and efficient operation.
Recommendation:If you require close-range detection of ferrous metal objects, the Telemecanique ZCD21 sensors are an excellent choice. However, if you need to detect non-ferrous materials or require long-range detection, you may want to consider other types of sensors, such as ultrasonic or optical sensors. Properly calibrating the sensors and selecting the appropriate mounting and installation methods will help ensure accurate and efficient operation.
Details:
Packaging and handling: items are safely eds packaged in custom shipping cartons for protection. Sells new and surplus product develops channels to purchase such. The product is used surplus. Call to use a shipping service other than the ones listed.
Part number ZCD21. All products are guaranteed to be working but may show signs of use.
specifications indusswitch:
- brand: Telemecanique Sensors
- mpn: Zcd21
- part type: Box
seller indusswitch:
- city: 1 millennium dr, willingboro, nj 08046
- # reviews: 166746
- rating: 97.0%
offer indusswitch:
- prices: $12.50–$279.06
- item condition:
- New – Open box
- New
- Used
- Neu: Sonstige (siehe Artikelbeschreibung)
- Gebraucht
- Neu
- Nuovo
- started: june 24, 2025
- options: ship-to-home
- in stock #: 5
- availability: in stock
- sold #: 15
shipping indusswitch:
- transit: 2-4 days
- service: standard
- class: standard
- type: fixed
payments indusswitch:
- other
- wallet: paypal
- credit card: discover
returns indusswitch:
- policy: returns accepted
- paid by: buyer
- method: money back
- time: 30 days
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Limit Snap Action Switches
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