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SIRIUS 2 Contactors

Siemens SIRIUS 2 Contactors provide switching with high contact reliability, prolonged endurance, and usability in extreme conditions. The comprehensive SIRIUS 2 lineup includes 3RT devices that offer up to 2650A switching without current derating, even at an ambient temperature of +55°C. Siemens SIRIUS 2 Contactors comply with all major standards and certificates, making them suitable for a variety of applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Contactors - Electromechanical CONTACTOR S00 12A 230VAC 1NO SCRW 3RT20171AP01 Siemens 1: 114,86 € 15In Stock	Mfr. Part No. 3RT20171AP01 Mouser Part No 982-3RT20171AP01	Siemens	Contactors - Electromechanical CONTACTOR S00 12A 230VAC 1NO SCRW Learn More about Siemens 3rt2 contactors	Datasheet	15In Stock	114,86 € 106,69 € 100,18 € 95,76 € View 89,40 € Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S00 16A 24VDC 1NC SCRW 3RT20181BB42 Siemens 1: 216,73 € 10In Stock	Mfr. Part No. 3RT20181BB42 Mouser Part No 982-3RT20181BB42	Siemens	Contactors - Electromechanical CONTACTOR S00 16A 24VDC 1NC SCRW Learn More about Siemens 3rt2 contactors	Datasheet	10In Stock	216,73 € 193,65 € 184,35 € 178,03 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S2 50A 230VAC SCREW 1NO/1NC 3RT20361AP00 Siemens 1: 297,82 € 19In Stock	Mfr. Part No. 3RT20361AP00 Mouser Part No 982-3RT20361AP00	Siemens	Contactors - Electromechanical CONTACTOR S2 50A 230VAC SCREW 1NO/1NC Learn More about Siemens 3rt2 contactors	Datasheet	19In Stock	297,82 € 262,89 € 251,21 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR RES S0 30A 24VDC 5NO/1NC SCRW 3RT23251BB40 Siemens 1: 284,16 € 7In Stock	Mfr. Part No. 3RT23251BB40 Mouser Part No 982-3RT23251BB40	Siemens	Contactors - Electromechanical CONTACTOR RES S0 30A 24VDC 5NO/1NC SCRW Learn More about Siemens 3rt23 contactors	Datasheet	7In Stock	284,16 € 253,11 € 241,69 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR RES S0 42A 120VAC 5NO/1NC SCRW 3RT23271AK60 Siemens 1: 309,60 € 5In Stock	Mfr. Part No. 3RT23271AK60 Mouser Part No 982-3RT23271AK60	Siemens	Contactors - Electromechanical CONTACTOR RES S0 42A 120VAC 5NO/1NC SCRW Learn More about Siemens 3rt23 contactors	Datasheet	5In Stock	309,60 € 275,81 € 263,35 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S0 32A 230VAC 1NO/1NC SCRW 3RT20271AL20 Siemens 1: 258,18 € 6In Stock	Mfr. Part No. 3RT20271AL20 Mouser Part No 982-3RT20271AL20	Siemens	Contactors - Electromechanical CONTACTOR S0 32A 230VAC 1NO/1NC SCRW Learn More about Siemens 3rt2 contactors	Datasheet	6In Stock	258,18 € 229,96 € 219,59 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S2 65A 24VAC SCREW 1NO/1NC 3RT20371AC20 Siemens 1: 417,08 € 4In Stock	Mfr. Part No. 3RT20371AC20 Mouser Part No 982-3RT20371AC20	Siemens	Contactors - Electromechanical CONTACTOR S2 65A 24VAC SCREW 1NO/1NC Learn More about Siemens 3rt2 contactors	Datasheet	4In Stock	417,08 € 371,55 € 354,78 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR RES S0 35A 24VDC 5NO/1NC SCRW 3RT23261BB40 Siemens 1: 335,36 € 5In Stock	Mfr. Part No. 3RT23261BB40 Mouser Part No 982-3RT23261BB40	Siemens	Contactors - Electromechanical CONTACTOR RES S0 35A 24VDC 5NO/1NC SCRW Learn More about Siemens 3rt23 contactors	Datasheet	5In Stock	335,36 € 298,75 € 285,25 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S0 9A 48VAC 1NO/1NC SCRW 3RT20231AH00 Siemens 1: 96,40 € 1In Stock	Mfr. Part No. 3RT20231AH00 Mouser Part No 982-3RT20231AH00	Siemens	Contactors - Electromechanical CONTACTOR S0 9A 48VAC 1NO/1NC SCRW Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	96,40 € 96,39 € 93,80 € 91,83 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S0 12A 480VAC 1NO/1NC SCRW 3RT20241AV60 Siemens 1: 123,66 € 6In Stock	Mfr. Part No. 3RT20241AV60 Mouser Part No 982-3RT20241AV60	Siemens	Contactors - Electromechanical CONTACTOR S0 12A 480VAC 1NO/1NC SCRW Learn More about Siemens sirius 2 contactors	Datasheet	6In Stock	123,66 € 121,23 € 118,58 € 115,26 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical Contactor. AC-3. 40 A/400 V/60 3RT20351SP30 Siemens 1: 413,10 € 3In Stock	Mfr. Part No. 3RT20351SP30 Mouser Part No 982-3RT20351SP30	Siemens	Contactors - Electromechanical Contactor. AC-3. 40 A/400 V/60 Learn More about Siemens sirius 2 contactors	Datasheet	3In Stock	413,10 € 404,99 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S2 50A 20-33VUC SCREW 2NO/2NC 3RT20361NB343MA0 Siemens 1: 420,98 € 1In Stock 2Expected 26/10/2026	Mfr. Part No. 3RT20361NB343MA0 Mouser Part No 982-3RT20361NB343MA0	Siemens	Contactors - Electromechanical CONTACTOR S2 50A 20-33VUC SCREW 2NO/2NC Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock 2Expected 26/10/2026	420,98 € 420,97 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S2 50A 24VAC SPRING 1NO/1NC 3RT20363AB00 Siemens 1: 310,08 € 1In Stock	Mfr. Part No. 3RT20363AB00 Mouser Part No 982-3RT20363AB00	Siemens	Contactors - Electromechanical CONTACTOR S2 50A 24VAC SPRING 1NO/1NC Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	310,08 €	Min.: 1 Mult.: 1
Contactors - Electromechanical 4NO CONTACTOR. AC1: 40A. 24 VDC 3RT23261BB401AA0 Siemens 1: 387,91 € 2In Stock	Mfr. Part No. 3RT23261BB401AA0 Mouser Part No 982-3RT23261BB401AA0	Siemens	Contactors - Electromechanical 4NO CONTACTOR. AC1: 40A. 24 VDC Learn More about Siemens sirius 2 contactors	Datasheet	2In Stock	387,91 € 380,29 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S00 12A 110VDC 2NO/2NC SPRG 3RT25172BF40 Siemens 1: 138,22 € 1In Stock	Mfr. Part No. 3RT25172BF40 Mouser Part No 982-3RT25172BF40	Siemens	Contactors - Electromechanical CONTACTOR S00 12A 110VDC 2NO/2NC SPRG Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	138,22 € 137,41 € 134,69 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CAP CONTACTOR 25KVAR 1NO+2NC 120VAC 3RT26271AK65 Siemens 1: 281,17 € 1In Stock	Mfr. Part No. 3RT26271AK65 Mouser Part No 982-3RT26271AK65	Siemens	Contactors - Electromechanical CAP CONTACTOR 25KVAR 1NO+2NC 120VAC Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	281,17 € 281,16 €	Min.: 1 Mult.: 1
Contactors - Electromechanical COUPLNG RELAY S00 9A 24VDC 1NO SCRW 3RT20161VB41 Siemens 1: 127,64 € 2In Stock	Mfr. Part No. 3RT20161VB41 Mouser Part No 982-3RT20161VB41	Siemens	Contactors - Electromechanical COUPLNG RELAY S00 9A 24VDC 1NO SCRW Learn More about Siemens sirius 2 contactors	Datasheet	2In Stock	127,64 € 127,63 € 125,61 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR.AC3:5.5KW 1NO DC24V M. VARISTO 3RT20171UB411AA0 Siemens 1: 150,78 € 1In Stock	Mfr. Part No. 3RT20171UB411AA0 Mouser Part No 982-3RT20171UB411AA0	Siemens	Contactors - Electromechanical CONTACTOR.AC3:5.5KW 1NO DC24V M. VARISTO Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	150,78 € 139,36 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR.AC3:7.5KW 1NC AC 600V. 60Hz 3RT20181AT62 Siemens 1: 154,28 € 3In Stock	Mfr. Part No. 3RT20181AT62 Mouser Part No 982-3RT20181AT62	Siemens	Contactors - Electromechanical CONTACTOR.AC3:7.5KW 1NC AC 600V. 60Hz Learn More about Siemens sirius 2 contactors	Datasheet	3In Stock	154,28 € 152,89 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S0 12A 110VAC 2NO/2NC SCRW 3RT20241AF04 Siemens 1: 147,93 € 1In Stock	Mfr. Part No. 3RT20241AF04 Mouser Part No 982-3RT20241AF04	Siemens	Contactors - Electromechanical CONTACTOR S0 12A 110VAC 2NO/2NC SCRW Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	147,93 € 147,54 € 144,33 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S0 16A 24VDC 2NO/1NC SCRW 3RT20251FB480ME1 Siemens 1: 311,03 € 1In Stock	Mfr. Part No. 3RT20251FB480ME1 Mouser Part No 982-3RT20251FB480ME1	Siemens	Contactors - Electromechanical CONTACTOR S0 16A 24VDC 2NO/1NC SCRW Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	311,03 € 311,02 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S0 32A 21-28VUC 1NO/1NC SCRW 3RT20271NB30 Siemens 1: 435,87 € 3In Stock	Mfr. Part No. 3RT20271NB30 Mouser Part No 982-3RT20271NB30	Siemens	Contactors - Electromechanical CONTACTOR S0 32A 21-28VUC 1NO/1NC SCRW Learn More about Siemens sirius 2 contactors	Datasheet	3In Stock	435,87 € 422,38 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR RES S00 18A 120VAC 4NO SPRG 3RT23162AK60 Siemens 1: 110,61 € 3In Stock	Mfr. Part No. 3RT23162AK60 Mouser Part No 982-3RT23162AK60	Siemens	Contactors - Electromechanical CONTACTOR RES S00 18A 120VAC 4NO SPRG Learn More about Siemens sirius 2 contactors	Datasheet	3In Stock	110,61 € 91,79 €	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR S00 16A 110VAC 2NO/2NC SCRW 3RT25181AF00 Siemens 1: 153,55 € 1In Stock	Mfr. Part No. 3RT25181AF00 Mouser Part No 982-3RT25181AF00	Siemens	Contactors - Electromechanical CONTACTOR S00 16A 110VAC 2NO/2NC SCRW Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	153,55 € 152,87 € 149,54 € View Quote	Min.: 1 Mult.: 1
Contactors - Electromechanical CONTACTOR. 275A/AC-1 W/O COIL 3RT14566LA06 Siemens 1: 938,40 € 1In Stock	Mfr. Part No. 3RT14566LA06 Mouser Part No 982-3RT14566LA06	Siemens	Contactors - Electromechanical CONTACTOR. 275A/AC-1 W/O COIL Learn More about Siemens sirius 2 contactors	Datasheet	1In Stock	938,40 €	Min.: 1 Mult.: 1

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SIRIUS 2 Contactors

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