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Siemens 3RQ4118-1AB00 — Motor Control Accessories

Siemens 3RQ4118-1AB00 SIRIUS 3RQ4 Coupling Relay, 24 V AC/DC

MPN3RQ4118-1AB00
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Siemens SIRIUS 3RQ4 coupling relay, narrow design, 3RQ4118-1AB00, output coupler with plug-in relay, 24 V AC/DC, 1 change-over contact, screw terminal, 6.2 mm width, 6 A thermal current.

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

3RQ4118-1AB00 — Specifications
ParameterValue
Group codeR711
Product group4950
Product classA: Standard product which is a stock item could be returned within the returns guidelines/period.
SeriesSIRIUS 3RQ4 coupling relays, narrow design
Export control regulationsAL : N / ECCN : EAR99
Compliance with the substance restrictions according to RoHS directiveSince: 26-09-24

Product details

The Siemens 3RQ4118-1AB00 is an output coupler relay from the SIRIUS 3RQ4 family, built in the narrow 6.2 mm housing. It switches one change-over contact at a thermal current of 6 A, with a 24 V AC/DC coil.

The narrow pitch lets you pack more isolation points per linear meter of rail — roughly 160 relays per meter. That matters when a panel layout is tight and you need to separate control signals from the PLC output card.

Frequently asked questions

What is the closest alternative in the SIRIUS 3RQ4 family?

The 3RQ4118-1AB00 has a 24 V AC/DC coil and screw terminals. The closest sibling is the 3RQ4118-1AB01, which uses push-in terminals instead of screw terminals for faster wiring. Contact configuration and current rating are identical.

What compliance documentation is available?

RoHS compliance is documented since 26 September 2024. REACH Article 33 candidate list information is available. Export control classification is AL: N / ECCN: EAR99.

MPN
3RQ4118-1AB00