The Siemens SIRIUS 3RT5975-5AM31 is a withdrawal-type magnet coil designed for size S12 contactors. This means the same coil can be wired into a panel fed by a 220 V AC control transformer or a 220 V DC battery-backed supply without swapping parts — useful for plants running mixed control voltages across the line.
Siemens SIRIUS 3RT5975-5AM31 Magnet Coil, 220 V AC/DC, for S
MPN3RT5975-5AM31
Siemens SIRIUS, Magnet coil, 3RT5975-5AM31, 220 V AC/DC at 50/60 Hz, for size S12 contactor.
Source DocumentedChannel stated on listing & quote
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Independent China distributor & sourcing agent· Listing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Control supply voltage type | AC/DC |
| Rated value @ 50 Hz | 220 V |
| Parameter | Value |
|---|---|
| 2 at DC rated value | 220 V |
| At 60 Hz rated value | 220 V |
Product details
Frequently asked questions
Will 3RT5975-5AM31 fit a size S10 contactor?
No, this coil is designed for size S12 contactors only. It will not fit S10 or smaller frames.
MPN
3RT5975-5AM31