The 3RH1911-1FB11-ZW98: Size S00 footprint clips onto the contactor relay or contactor body — no additional DIN-rail space required. The 1NO+1NC contact arrangement covers basic feedback or interlocking needs in a motor starter circuit.

Siemens 3RH1911-1FB11-ZW98 Auxiliary Switch Block, S00, 1NO+
Siemens SIRIUS auxiliary switch block, 3RH1911-1FB11-ZW98, 1NO+1NC, size S00, screw terminals, DIN EN50005 mounting.
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Frequently asked questions
Where can I buy 3RH1911-1FB11-ZW98 and how do I get a price?
Sourced and quoted to order against an RFQ through independent distribution; availability and current pricing confirmed at quote time.
What is 3RH1911-1FB11-ZW98's contact configuration?
It provides one normally-open and one normally-closed contact (1NO+1NC) with screw connection.