Siemens 3RH1911-1BA10 Auxiliary Contact Block 1NO 690V Used

Siemens 3RH1911-1BA10 front-mounted auxiliary contact block with 1 normally open contact, in good working used condition pulled from service.

Item details

• Brand: Siemens

• Model: 3RH1911-1BA10

• Type: Auxiliary contact block / auxiliary switch block

• Contact configuration: 1 NO (S3–S4 terminals marked NO)

• Rated insulation voltage Ui: 690 V

• Rated operational current Ie AC-12: 10 A

• Utilization categories: AC-15 and DC-13 (see label for detailed A/V ratings)

• Standards/approvals: IEC/EN 60947-5-1, UL, CSA, CE marked

• Mounting: Front/top mount auxiliary for Siemens Sirius contactors/relays with screw terminals

• For full specs and application limits, see photos of the label or Siemens datasheet for 3RH1911-1BA10.

Condition

• Used auxiliary contact block in good working condition.

• Previously installed and functioning; not recently bench-tested for this listing.

• Light cosmetic marks, small scratches and dust from normal use and storage, no broken plastic seen.

• Terminal screws appear intact and free of heavy corrosion.

• Supplied without original Siemens packaging or documentation.

Notes

• Suitable as a replacement auxiliary block for compatible Siemens Sirius contactors; buyer must confirm fit and contact arrangement for their specific 3RT/3RH device.

• Photos show the exact unit for sale; use them to verify markings, ratings, and terminal layout before purchasing.