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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 S6 150A 110-127VUC 3P BAR

3RT10556AF363PA0
Siemens
1: $2,027.26
1In Stock

Mfr. Part #
3RT10556AF363PA0

Mouser Part #
982-3RT10556AF363PA0

Siemens

Contactors - Electromechanical CONTACTOR S6 150A 110-127VUC 3P BAR

Datasheet

1In Stock

$2,027.26

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR RES S6 275A 220-240VUC 3P BAR

3RT14566AP36
Siemens
1: $1,821.78
1In Stock

Mfr. Part #
3RT14566AP36

Mouser Part #
982-3RT14566AP36

Siemens

Contactors - Electromechanical CONTACTOR RES S6 275A 220-240VUC 3P BAR

Datasheet

1In Stock

$1,821.78

Min.: 1
Mult.: 1

Contactor Accessories CONTACTOR BOX TERMAINALS FOR 3RT1.54

3RT19554G
Siemens
1: $175.80
9In Stock

Mfr. Part #
3RT19554G

Mouser Part #
982-3RT19554G

Siemens

Contactor Accessories CONTACTOR BOX TERMAINALS FOR 3RT1.54

Datasheet

9In Stock

$175.80

$170.64

$143.73

$139.04

View

Min.: 1
Mult.: 1

Contactor Accessories COIL 3RT105/3RT145, 110-127VUC

3RT19555AF31
Siemens
1: $485.00
3In Stock

Mfr. Part #
3RT19555AF31

Mouser Part #
982-3RT19555AF31

Siemens

Contactor Accessories COIL 3RT105/3RT145, 110-127VUC

Datasheet

3In Stock

$485.00

$421.18

$405.02

Min.: 1
Mult.: 1

Contactor Accessories COIL 3RT105/3RT145, 220-240VUC

3RT19555AP31
Siemens
1: $408.74
2In Stock

Mfr. Part #
3RT19555AP31

Mouser Part #
982-3RT19555AP31

Siemens

Contactor Accessories COIL 3RT105/3RT145, 220-240VUC

Datasheet

2In Stock

$408.74

$363.91

$357.65

Min.: 1
Mult.: 1

Contactor Accessories CONTACTOR FINGERSAFE COVERS 3RT1_5

3RT19564EA2
Siemens
1: $60.85
5In Stock

Mfr. Part #
3RT19564EA2

Mouser Part #
982-3RT19564EA2

Siemens

Contactor Accessories CONTACTOR FINGERSAFE COVERS 3RT1_5

Datasheet

5In Stock

$60.85

$60.79

$58.05

$56.06

View

Min.: 1
Mult.: 1

Contactor Accessories CONTACTOR BOX TERMINALS FOR 3RT1.5

3RT19564G
Siemens
1: $205.53
2In Stock

Mfr. Part #
3RT19564G

Mouser Part #
982-3RT19564G

Siemens

Contactor Accessories CONTACTOR BOX TERMINALS FOR 3RT1.5

Datasheet

2In Stock

$205.53

$183.26

$174.98

$168.95

Min.: 1
Mult.: 1

Contactor Accessories CONTACTOR COVERS 3RT1_6/3RT1_7 LONG

3RT19664EA1
Siemens
1: $174.55
7In Stock

Mfr. Part #
3RT19664EA1

Mouser Part #
982-3RT19664EA1

Siemens

Contactor Accessories CONTACTOR COVERS 3RT1_6/3RT1_7 LONG

Datasheet

7In Stock

$174.55

$173.48

$172.90

View

Min.: 1
Mult.: 1

Contactor Accessories CONTACTOR 3RT106/3RT107 TEMINAL LUG

3RT19664G
Siemens
1: $774.64
3In Stock

Mfr. Part #
3RT19664G

Mouser Part #
982-3RT19664G

Siemens

Contactor Accessories CONTACTOR 3RT106/3RT107 TEMINAL LUG

Datasheet

3In Stock

$774.64

$682.60

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 24VAC 1NO SCRW

3RT20151AB01
Siemens
1: $116.64
11In Stock

Mfr. Part #
3RT20151AB01

Mouser Part #
982-3RT20151AB01

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 24VAC 1NO SCRW

Datasheet

11In Stock

$116.64

$103.91

$99.23

$97.68

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 24VAC 1NC SCRW

3RT20151AB02
Siemens
1: $143.48
1In Stock

Mfr. Part #
3RT20151AB02

Mouser Part #
982-3RT20151AB02

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 24VAC 1NC SCRW

Datasheet

1In Stock

$143.48

$127.86

$122.08

$117.88

$113.82

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 110VAC 1NO SCRW

3RT20151AF01
Siemens
1: $146.89
7In Stock

Mfr. Part #
3RT20151AF01

Mouser Part #
982-3RT20151AF01

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 110VAC 1NO SCRW

Datasheet

7In Stock

$146.89

$134.59

$128.51

$124.08

$119.82

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 110VAC 1NC SCRW

3RT20151AF02
Siemens
1: $143.19
2In Stock

Mfr. Part #
3RT20151AF02

Mouser Part #
982-3RT20151AF02

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 110VAC 1NC SCRW

Datasheet

2In Stock

$143.19

$127.86

$122.08

$117.88

$113.82

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 100VAC 1NO SCRW

3RT20151AG61
Siemens
1: $157.29
1In Stock
5Expected 2026-03-20

Mfr. Part #
3RT20151AG61

Mouser Part #
982-3RT20151AG61

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 100VAC 1NO SCRW

Datasheet

1In Stock

5Expected 2026-03-20

$157.29

$140.65

$134.29

$129.67

$125.21

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 120VAC 1NO SCRW

3RT20151AK61
Siemens
1: $143.47
15In Stock

Mfr. Part #
3RT20151AK61

Mouser Part #
982-3RT20151AK61

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 120VAC 1NO SCRW

Datasheet

15In Stock

$143.47

$137.47

$122.08

$117.88

$113.82

Min.: 1
Mult.: 1

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

3RT20151AK62
Siemens
1: $146.89
5In Stock

Mfr. Part #
3RT20151AK62

Mouser Part #
982-3RT20151AK62

Siemens

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

Datasheet

5In Stock

$146.89

$134.59

$128.51

$124.08

$119.82

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 120VAC 2NO/2NC SCRW

3RT20151AK643MA0
Siemens
1: $241.68
5In Stock

Mfr. Part #
3RT20151AK643MA0

Mouser Part #
982-3RT20151AK643MA0

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 120VAC 2NO/2NC SCRW

Datasheet

5In Stock

$241.68

Quote

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 200VAC 1NO SCRW

3RT20151AN61
Siemens
1: $157.95
5In Stock

Mfr. Part #
3RT20151AN61

Mouser Part #
982-3RT20151AN61

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 200VAC 1NO SCRW

Datasheet

5In Stock

$157.95

$140.65

$134.29

$129.67

$125.21

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR_AC-3, 3KW/400V

3RT20151AP01
Siemens
1: $138.43
7In Stock

Mfr. Part #
3RT20151AP01

Mouser Part #
982-3RT20151AP01

Siemens

Contactors - Electromechanical CONTACTOR_AC-3, 3KW/400V

Datasheet

7In Stock

$138.43

$127.86

$122.08

$117.88

$113.82

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 230VAC 1NC SCRW

3RT20151AP02
Siemens
1: $154.19
2In Stock

Mfr. Part #
3RT20151AP02

Mouser Part #
982-3RT20151AP02

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 230VAC 1NC SCRW

Datasheet

2In Stock

$154.19

$151.16

$151.14

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 240VAC 1NO SCRW

3RT20151AP62
Siemens
1: $150.29
5In Stock

Mfr. Part #
3RT20151AP62

Mouser Part #
982-3RT20151AP62

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 240VAC 1NO SCRW

Datasheet

5In Stock

$150.29

$134.59

$128.51

$124.08

$119.82

Min.: 1
Mult.: 1

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

3RT20151BB41
Siemens
1: $122.92
1In Stock
37On Order

Mfr. Part #
3RT20151BB41

Mouser Part #
982-3RT20151BB41

Siemens

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

Datasheet

1In Stock

37On Order

$122.92

$121.09

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 24VDC 2NO/2NC SCRW

3RT20151BB443MA0
Siemens
1: $264.94
4In Stock

Mfr. Part #
3RT20151BB443MA0

Mouser Part #
982-3RT20151BB443MA0

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 24VDC 2NO/2NC SCRW

Datasheet

4In Stock

$264.94

$264.79

Min.: 1
Mult.: 1

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

3RT20152AB01
Siemens
1: $112.34
8In Stock

Mfr. Part #
3RT20152AB01

Mouser Part #
982-3RT20152AB01

Siemens

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

Datasheet

8In Stock

$112.34

$103.40

$98.74

$97.68

Min.: 1
Mult.: 1

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

3RT20152AK61
Siemens
1: $143.59
1In Stock

Mfr. Part #
3RT20152AK61

Mouser Part #
982-3RT20152AK61

Siemens

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

Datasheet

1In Stock

$143.59

$127.86

$122.08

$117.88

$113.82

Min.: 1
Mult.: 1