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Siemens 3RT1934-5AV02 — Contactors

Siemens 3RT1934-5AV02 SIRIUS Magnet Coil, 400 V AC 50 Hz

MPN3RT1934-5AV02

Siemens SIRIUS, magnet coil, 3RT1934-5AV02, 400 V AC 50 Hz, spring-loaded connection, Size S2.

Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
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Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

3RT1934-5AV02 — Control & Coil
ParameterValue
Control supply voltage typeAC
Rated value @ 50 Hz0.8 ... 1.1
Rated value @ 50 Hz400 V

Product details

This is the replacement coil for the S2 frame — if the contactor body is good and the coil failed, this is the drop-in part.

This part is flagged as a phased-out product. The official successor is the SIRIUS 3RT2 series coil. If you're designing a new panel, spec the 3RT2 equivalent directly.

Frequently asked questions

What replaces 3RT1934-5AV02?

The official successor is the SIRIUS 3RT2 series coil. For a direct drop-in, confirm the 3RT2 order code matches the S2 frame and 400 V AC 50 Hz coil rating.

Will 3RT1934-5AV02 fit a 3RH2122-2AV00 contactor?

No. The 3RT1934-5AV02 is a magnet coil for the S2 contactor frame. The 3RH2122-2AV00 is an auxiliary contactor in the S00 frame — different magnet system, different coil footprint.

MPN
3RT1934-5AV02