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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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Part #

Contactors - Electromechanical CONTACTOR S00 7A 120VAC 1NC SPRG

3RT20152AK61
Siemens
1: $92.64
2Expected 16/03/2026

Mfr. Part No.
3RT20152AK61

Mouser Part No
982-3RT20152AK61

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 120VAC 1NC SPRG

Datasheet

2Expected 16/03/2026

$92.64

$82.49

$78.76

$76.05

$73.43

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 24VDC 1NO SPRG

3RT20152BB41
Siemens
1: $107.79
5Expected 27/03/2026

Mfr. Part No.
3RT20152BB41

Mouser Part No
982-3RT20152BB41

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 24VDC 1NO SPRG

Datasheet

5Expected 27/03/2026

$107.79

$95.98

$91.65

$88.49

$85.45

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 9A 110VAC 2NO/2NC SPRG

3RT20162AF04
Siemens
1: $155.92
1Expected 12/03/2026

Mfr. Part No.
3RT20162AF04

Mouser Part No
982-3RT20162AF04

Siemens

Contactors - Electromechanical CONTACTOR S00 9A 110VAC 2NO/2NC SPRG

Datasheet

1Expected 12/03/2026

$155.92

Quote

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR.AC3:5.5KW 1NO DC24V M. VARISTO

3RT20171UB411AA0
Siemens
1: $173.21
1Expected 15/04/2026

Mfr. Part No.
3RT20171UB411AA0

Mouser Part No
982-3RT20171UB411AA0

Siemens

Contactors - Electromechanical CONTACTOR.AC3:5.5KW 1NO DC24V M. VARISTO

Datasheet

1Expected 15/04/2026

$173.21

$173.12

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 9A 24VDC 1NO/1NC SCRW

3RT20231BB40
Siemens
1: $204.44
2Expected 19/03/2026

Mfr. Part No.
3RT20231BB40

Mouser Part No
982-3RT20231BB40

Siemens

Contactors - Electromechanical CONTACTOR S0 9A 24VDC 1NO/1NC SCRW

Datasheet

2Expected 19/03/2026

$204.44

$182.02

$173.89

$167.90

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 480VAC 1NO/1NC SCRW

3RT20241AV60
Siemens
1: $131.98
6Expected 18/03/2026

Mfr. Part No.
3RT20241AV60

Mouser Part No
982-3RT20241AV60

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 480VAC 1NO/1NC SCRW

Datasheet

6Expected 18/03/2026

$131.98

$131.90

Quote

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 120VAC 1NO/1NC SCRW

3RT20251AK60
Siemens
1: $153.33
9Expected 03/04/2026

Mfr. Part No.
3RT20251AK60

Mouser Part No
982-3RT20251AK60

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 120VAC 1NO/1NC SCRW

Datasheet

9Expected 03/04/2026

$153.33

$135.04

$128.83

$125.86

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 25A 48VDC 1NO/1NC SCRW

3RT20261BW40
Siemens
1: $324.21
4On Order

Mfr. Part No.
3RT20261BW40

Mouser Part No
982-3RT20261BW40

Siemens

Contactors - Electromechanical CONTACTOR S0 25A 48VDC 1NO/1NC SCRW

Datasheet

4On Order

$324.21

$324.08

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 25A 24VDC 2NO/2NC SCRW

3RT20261FB443MA0
Siemens
1: $380.09
1Expected 23/03/2026

Mfr. Part No.
3RT20261FB443MA0

Mouser Part No
982-3RT20261FB443MA0

Siemens

Contactors - Electromechanical CONTACTOR S0 25A 24VDC 2NO/2NC SCRW

Datasheet

1Expected 23/03/2026

$380.09

$338.39

$323.08

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S2 50A 24VDC SPRING 1NO/1NC

3RT20363KB40
Siemens
1: $435.86
1Expected 27/03/2026

Mfr. Part No.
3RT20363KB40

Mouser Part No
982-3RT20363KB40

Siemens

Contactors - Electromechanical CONTACTOR S2 50A 24VDC SPRING 1NO/1NC

Datasheet

1Expected 27/03/2026

$435.86

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR RES S2 60A 4P 208VAC 1NO/1NC

3RT23361AM20
Siemens
1: $448.32
1Expected 15/04/2026

Mfr. Part No.
3RT23361AM20

Mouser Part No
982-3RT23361AM20

Siemens

Contactors - Electromechanical CONTACTOR RES S2 60A 4P 208VAC 1NO/1NC

Datasheet

1Expected 15/04/2026

$448.32

$448.31

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 9A 24VDC 2NO/2NC SCRW

3RT25161BB40
Siemens
1: $119.21
1Expected 18/03/2026

Mfr. Part No.
3RT25161BB40

Mouser Part No
982-3RT25161BB40

Siemens

Contactors - Electromechanical CONTACTOR S00 9A 24VDC 2NO/2NC SCRW

Datasheet

1Expected 18/03/2026

$119.21

$116.07

$101.38

$97.89

$94.52

Min.: 1
Mult.: 1

Industrial Surge Protectors NOISE SUPPRESOR DIODE S00 W LED DC 24-70

3RT29161LM00
Siemens
1: $32.46
14Expected 13/04/2026

Mfr. Part No.
3RT29161LM00

Mouser Part No
982-3RT29161LM00

Siemens

Industrial Surge Protectors NOISE SUPPRESOR DIODE S00 W LED DC 24-70

Datasheet

14Expected 13/04/2026

$32.46

$29.94

$28.60

$25.57

$24.39

Min.: 1
Mult.: 1

Industrial Surge Protectors ACC_SWITCH_3RT2926-1CC00_RC element

3RT29261CC00
Siemens
1: $36.73
7Expected 30/03/2026

Mfr. Part No.
3RT29261CC00

Mouser Part No
982-3RT29261CC00

Siemens

Industrial Surge Protectors ACC_SWITCH_3RT2926-1CC00_RC element

Datasheet

7Expected 30/03/2026

$36.73

$32.72

$30.17

$29.13

$27.82

Min.: 1
Mult.: 1

Contactor Accessories CONTROL KIT ORANGE FOR 3RT2 S0

3RT29264MC00
Siemens
1: $19.20
10Expected 25/02/2026

Mfr. Part No.
3RT29264MC00

Mouser Part No
982-3RT29264MC00

Siemens

Contactor Accessories CONTROL KIT ORANGE FOR 3RT2 S0

Datasheet

10Expected 25/02/2026

$19.20

$19.19

Min.: 1
Mult.: 1

Industrial Surge Protectors VARISTOR S2 127-240 VAC / 150-250 VDC

3RT29361BD00
Siemens
1: $23.19
9Expected 26/03/2026

Mfr. Part No.
3RT29361BD00

Mouser Part No
982-3RT29361BD00

Siemens

Industrial Surge Protectors VARISTOR S2 127-240 VAC / 150-250 VDC

Datasheet

9Expected 26/03/2026

$23.19

$22.73

$21.86

$20.91

View

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 110VAC 2NO/2NC SCRW

3RT20251AG24
Siemens
1: $198.24
23Factory Stock Available

Mfr. Part No.
3RT20251AG24

Mouser Part No
982-3RT20251AG24

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 110VAC 2NO/2NC SCRW

Datasheet

23Factory Stock Available

More Info Available

$198.24

$198.23

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S3 65A 120VAC 3P SCREW

3RT10441AK60
Siemens
1: $943.11
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
3RT10441AK60

Mouser Part No
982-3RT10441AK60

Siemens

Contactors - Electromechanical CONTACTOR S3 65A 120VAC 3P SCREW

Datasheet

Non-Stocked Lead-Time 4 Weeks

$943.11

$943.10

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S6 115A 23-26VUC 3P BX TERM

3RT10541AB36
Siemens
1: $902.57
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
3RT10541AB36

Mouser Part No
982-3RT10541AB36

Siemens

Contactors - Electromechanical CONTACTOR S6 115A 23-26VUC 3P BX TERM

Datasheet

Non-Stocked Lead-Time 2 Weeks

$902.57

$803.55

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S6 115A 200-220VUC 3P BX TERM

3RT10541AM36
Siemens
1: $965.83
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
3RT10541AM36

Mouser Part No
982-3RT10541AM36

Siemens

Contactors - Electromechanical CONTACTOR S6 115A 200-220VUC 3P BX TERM

Datasheet

Non-Stocked Lead-Time 4 Weeks

$965.83

$965.62

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S6 115A 440-480VUC 3P BX TERM

3RT10541AR36
Siemens
1: $965.78
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
3RT10541AR36

Mouser Part No
982-3RT10541AR36

Siemens

Contactors - Electromechanical CONTACTOR S6 115A 440-480VUC 3P BX TERM

Datasheet

Non-Stocked Lead-Time 4 Weeks

$965.78

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR, 55KW/400V/AC-3 BX TERM

3RT10541AT36
Siemens
1: $965.83
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
3RT10541AT36

Mouser Part No
982-3RT10541AT36

Siemens

Contactors - Electromechanical CONTACTOR, 55KW/400V/AC-3 BX TERM

Datasheet

Non-Stocked Lead-Time 4 Weeks

$965.83

$965.62

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR 55KW/400V/AC-3

3RT10541AU36
Siemens
1: $965.69
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
3RT10541AU36

Mouser Part No
982-3RT10541AU36

Siemens

Contactors - Electromechanical CONTACTOR 55KW/400V/AC-3

Datasheet

Non-Stocked Lead-Time 4 Weeks

$965.69

$950.20

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR, 55KW/400V/AC-3 BX TERM

3RT10541AV36
Siemens
1: $965.83
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
3RT10541AV36

Mouser Part No
982-3RT10541AV36

Siemens

Contactors - Electromechanical CONTACTOR, 55KW/400V/AC-3 BX TERM

Datasheet

Non-Stocked Lead-Time 5 Weeks

$965.83

$965.62

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S6 115A 23-26VUC 3P BX TERM

3RT10541NB36
Siemens
1: $1,094.95
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
3RT10541NB36

Mouser Part No
982-3RT10541NB36

Siemens

Contactors - Electromechanical CONTACTOR S6 115A 23-26VUC 3P BX TERM

Datasheet

Non-Stocked Lead-Time 5 Weeks

$1,094.95

Min.: 1
Mult.: 1