Telemecanique Sensors
Telemecanique Sensors XCSB703 Safety Interlock Switch 2NC/1NO NEMA 4 4X 12 IP67
Safety interlock switch with 2NC/1NO contacts, NEMA 4, 4X, 12 and IP67 protection, 10 A at 300 V AC, 6 A at 300 V DC, operating from -13 to 158 °F, Zamak body and head, 1/2 in NPT conduit
- Reliable safety monitoring with 2NC/1NO contact configuration
- Protected in harsh environments by NEMA 4 4X 12 and IP67 ratings
- Durable Zamak body and head withstand industrial use
- Operates from -13 to 158 degrees F for wide temperature range
- Flexible conduit connection via 1/2 in NPT fitting
Safety interlock switch for guarded access
The Telemecanique Sensors XCSB703 is a safety interlock switch designed to monitor guard doors or panels on industrial machinery. It uses a separate actuating key and provides a push-button release for authorised access. The unit carries NEMA 4, 4X and 12 ratings plus IP67 protection, making it suitable for wet, dusty or corrosive environments. It is intended for machine builders and maintenance teams wiring safety circuits on new or existing equipment.
Replaces worn switches or adds guarding points
This switch replaces damaged or obsolete interlocks that use a 1/2 in NPT conduit entry and the same 1NO/2NC contact arrangement. The jump is worth it when the application demands the combined NEMA and IP67 sealing or when the Zamak body and head are required for chemical resistance. It is not for installations that need a different contact form, a non-NPT conduit size or a release method other than push button.
Limits of the 1/2 in NPT conduit interface
The 1/2 in NPT conduit connection fixes the cable-entry geometry and requires matching fittings to maintain the NEMA and IP ratings. Contact ratings are 10 A at 300 V AC and 6 A at 300 V DC, so the switch cannot be used on higher-voltage or higher-current circuits without additional relays. Operating temperature spans -13 to 158 degrees F, which excludes extreme cryogenic or high-heat processes.
Highlights
- Reliable safety monitoring with 2NC/1NO contact configuration
- Protected in harsh environments by NEMA 4 4X 12 and IP67 ratings
- Durable Zamak body and head withstand industrial use
- Operates from -13 to 158 degrees F for wide temperature range
- Flexible conduit connection via 1/2 in NPT fitting
Specifications
| Brand | TELEMECANIQUE SENSORS |
|---|
Questions about this item
What conduit size does the 1/2 in NPT connection on the XCSB703 require?
The switch uses a 1/2 in NPT conduit entry, so the mating conduit or fitting must match that thread size exactly.
Which step is most often missed when wiring the 1NO/2NC contacts on this interlock switch?
Forgetting to fit the conduit seal before tightening the gland, which leaves the IP67 rating unsealed.
What component will need replacement if the actuating key on the XCSB703 becomes worn?
The actuating key itself is the wear item; the switch body and Zamak head remain in place.
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