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Siemens 3RF3125-2AA02 — Solid State Relays

Siemens 3RF3125-2AA02 SIRIUS 3RF31 Solid-State Relay, 25 A

MPN3RF3125-2AA02
Active

Siemens SIRIUS 3RF31 solid-state relay, 1-pole, 22.5 mm width, 25 A, 24-230 V / 24 V DC control, spring-loaded terminals.

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

Specifications

3RF3125-2AA02 — Specifications
ParameterValue
Group codeR711
Product group3725
Product classA: Standard product which is a stock item could be returned within the returns guidelines/period.
SeriesSIRIUS 3RF31 solid-state relays, 1-pole, 22.5 mm
Export control regulationsAL : N / ECCN : N
Compliance with the substance restrictions according to RoHS directiveSince: 15-01-24

Product details

The 104 x 44 x 48 mm package leaves room for adjacent components in a dense row.

Sourcing reality

The spring-loaded terminal variant (2AA02 suffix) is the common choice for panel builders who want to skip screw-clamp wiring. If your BOM calls for the 22.5 mm 1-pole form factor at 25 A, this is the active Siemens order code to specify.

Frequently asked questions

What compliance documentation is available for this relay?

RoHS compliance effective 2024-01-15. REACH Article 33 declaration lists lead (CAS 7439-92-1) above 0.1% w/w. No UL or IEC certification details are in this listing.

What are the key ratings for this part?

Rated load current 25 A, supply voltage 24-230 V, control voltage 24 V DC. Single-pole configuration in a 22.5 mm housing with spring-loaded terminals.

MPN
3RF3125-2AA02