3RH1921-1FE22 - Siemens
MPN3RH1921-1FE22
Auxiliary switch solid- state-compatible, EN 50005 1 NO + 1 NC, encapsulated, 1 NO + +1 NC, not encapsulated, Size S0... S12, front,! Phased-out product! Successor is SIRIUS 3RH2
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Auxiliary contact reliability | 1 faulty switching per 100 million (17 V, 1 mA) |
| Parameter | Value |
|---|---|
| Mounting method | snap-on mounting |
| Parameter | Value |
|---|---|
| Operating temperature range | -25 ... +60 °C |
| Storage temperature range | -55 ... +80 °C |
| Parameter | Value |
|---|---|
| Width | 44 mm |
| Height | 38 mm |
| Depth | 51 mm |
MPN
3RH1921-1FE22