BOM / RFQ

3RT1326-1BG40 - Siemens

MPN3RT1326-1BG40

Contactor, AC-1, 40 A, 125 V DC 4-pole, Size S0 Screw terminal!!! Phased-out product!!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2326-1BG40<<

$59.07Ref. price · indicative, final on quote

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

Specifications

3RT1326-1BG40 — Identification
Parameter	Value
Contactor frame size	S0

3RT1326-1BG40 — Ratings & Performance
Parameter	Value
Rated value @ 400 V	3 A
Rated value @ 230 V	6 A
Rated value @ 24 V	10 A
Rated value @ 60 V	2 A
Rated value @ 110 V	1 A
Rated value @ 220 V	0.3 A

3RT1326-1BG40 — Control & Coil
Parameter	Value
Control supply voltage type	DC

3RT1326-1BG40 — Contacts & Poles
Parameter	Value
Main poles	4
Main NO contacts	4
Auxiliary contact reliability	1 faulty switching per 100 million (17 V, 1 mA)

3RT1326-1BG40 — Protection & Coordination
Parameter	Value
Short-circuit coordination type 1, fuse	fuse gL/gG: 63 A
Short-circuit coordination type 2, fuse	fuse gL/gG: 35 A
Aux. switch short-circuit protection, fuse	fuse gL/gG: 10 A

3RT1326-1BG40 — Connection & Mounting
Parameter	Value
Main circuit connection	screw-type terminals
Conductor cross-section, solid	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), max. 2x (0.75 ... 4 mm²)
Conductor cross-section, finely stranded w/ ferrule	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
Side-by-side mounting	Yes