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Siemens 3TK2031-3AL2 — Contactors

Siemens 3TK2031-3AL2

MPN3TK2031-3AL2

Miniature contactor, flat connector terminal 3 NO + 1 NC Snap-on mounting standard mounting rail 230/220 V AC 50/60 Hz AC operation!!! Phased-out product!!! Successor is SIRIUS 3RT23/25

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

Specifications

3TK2031-3AL2 — Identification
ParameterValue
Contactor frame size0
3TK2031-3AL2 — Control & Coil
ParameterValue
Control supply voltage typeAC
Rated value @ 50 Hz230 V
3TK2031-3AL2 — Contacts & Poles
ParameterValue
Main poles4
Main NO contacts3
3TK2031-3AL2 — Connection & Mounting
ParameterValue
Main circuit connectiontab terminals 6,3 mm
Aux. / control circuit connectiontab terminals 6.3 mm
Mounting methodscrew and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022
Side-by-side mountingYes
3TK2031-3AL2 — Mechanical
ParameterValue
Width45 mm
Height48 mm
Depth64.5 mm
MPN
3TK2031-3AL2