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ABB UXAB179040R400 — Miniature Circuit Breakers (MCB)

ABB UXAB179040R400 Auxiliary Contact, current lifecycle

MPNUXAB179040R400

ABB, UXAB179040R400, auxiliary contact for Molded Case Circuit Breakers, current lifecycle, 0.15 kg.

$177.53Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

UXAB179040R400 — Specifications
ParameterValue
Weight0.15 kgs

Product details

What this auxiliary contact fits

The ABB UXAB179040R400 is an auxiliary contact block designed to snap onto ABB Tmax and SACE molded case circuit breakers (MCCBs). It signals breaker position — open or closed — back to a PLC or indicator lamp without tapping the main power path.

Frequently asked questions

Is UXAB179040R400 compatible with ABB Tmax or SACE breakers?

Yes, the UXAB179040R400 auxiliary contact is designed to fit ABB Tmax and SACE molded case circuit breakers, snapping into the accessory slot on the breaker side.

MPN
UXAB179040R400