3RH1921-2DE11 - Siemens
MPN3RH1921-2DE11
Active
first lateral auxiliary switch 1 NO, 1 NC, encapsulated (solid-state compatible), spring-type terminal, for contactors 3RT1
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
How we verify every order →Specifications
Identification
| Parameter | Value |
|---|---|
| Contactor frame size | S0 |
Contacts & Poles
| Parameter | Value |
|---|---|
| Auxiliary contact reliability | 1 faulty switching per 100 million (17 V, 1 mA) |
Connection & Mounting
| Parameter | Value |
|---|---|
| Conductor cross-section, solid or stranded | 2x (0.5 ... 2.5 mm²) |
| Conductor cross-section, finely stranded w/ ferrule | 2x (0.5 ... 1.5 mm²) |
| Mounting method | snap-on mounting |
Environmental
| Parameter | Value |
|---|---|
| Operating temperature range | -25 ... +60 °C |
| Storage temperature range | -55 ... +80 °C |
Mechanical
| Parameter | Value |
|---|---|
| Width | 10 mm |
| Height | 72.5 mm |
| Depth | 71 mm |
MPN
3RH1921-2DE11