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The Siemens 3RH29112FA40 is an auxiliary switch block with 4NO contacts, designed for front mounting. It is suitable for contactor relays and motor contactors, sizes S00 and S0, and features a spring-loaded terminal. This auxiliary switch is designed to enhance the functionality of your contactor system.
The Siemens 3RH29112FA40 auxiliary switch block enhances contactor systems with reliable switching and easy installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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