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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 185A 110-127VUC 3P BAR

3RT10566AF36
Siemens
1: $1,566.04
8In Stock

Mfr. Part No.
3RT10566AF36

Mouser Part No
982-3RT10566AF36

Siemens

Contactors - Electromechanical CONTACTOR S6 185A 110-127VUC 3P BAR

Datasheet

8In Stock

$1,566.04

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S6 185A 110-127VUC 2NO/2NC FIX

3RT10566AF363PA0
Siemens
1: $1,621.59
3In Stock

Mfr. Part No.
3RT10566AF363PA0

Mouser Part No
982-3RT10566AF363PA0

Siemens

Contactors - Electromechanical CONTACTOR S6 185A 110-127VUC 2NO/2NC FIX

Datasheet

3In Stock

$1,621.59

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S6 185A 220-240VUC 3P BAR

3RT10566AP36
Siemens
1: $1,566.04
3In Stock

Mfr. Part No.
3RT10566AP36

Mouser Part No
982-3RT10566AP36

Siemens

Contactors - Electromechanical CONTACTOR S6 185A 220-240VUC 3P BAR

Datasheet

3In Stock

$1,566.04

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S10 225A 220-240VUC 3P BAR

3RT10646AP36
Siemens
1: $1,746.71
3In Stock

Mfr. Part No.
3RT10646AP36

Mouser Part No
982-3RT10646AP36

Siemens

Contactors - Electromechanical CONTACTOR S10 225A 220-240VUC 3P BAR

Datasheet

3In Stock

$1,746.71

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S10 265A 110-127VUC 3P BAR

3RT10656AF36
Siemens
1: $1,890.17
1In Stock

Mfr. Part No.
3RT10656AF36

Mouser Part No
982-3RT10656AF36

Siemens

Contactors - Electromechanical CONTACTOR S10 265A 110-127VUC 3P BAR

Datasheet

1In Stock

$1,890.17

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S10 265A 220-240VUC 3P BAR

3RT10656AP36
Siemens
1: $1,890.17
3In Stock

Mfr. Part No.
3RT10656AP36

Mouser Part No
982-3RT10656AP36

Siemens

Contactors - Electromechanical CONTACTOR S10 265A 220-240VUC 3P BAR

Datasheet

3In Stock

$1,890.17

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S12 400A 110-127VUC 3P BAR

3RT10756AF36
Siemens
1: $2,715.55
5In Stock

Mfr. Part No.
3RT10756AF36

Mouser Part No
982-3RT10756AF36

Siemens

Contactors - Electromechanical CONTACTOR S12 400A 110-127VUC 3P BAR

Datasheet

5In Stock

$2,715.55

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S12 500A 110-127VUC 3P BAR

3RT10766AF36
Siemens
1: $4,120.21
1In Stock

Mfr. Part No.
3RT10766AF36

Mouser Part No
982-3RT10766AF36

Siemens

Contactors - Electromechanical CONTACTOR S12 500A 110-127VUC 3P BAR

Datasheet

1In Stock

$4,120.21

Min.: 1
Mult.: 1

Contactor Accessories CONTACT KIT FOR 3RT1044

3RT19446A
Siemens
1: $489.96
6In Stock

Mfr. Part No.
3RT19446A

Mouser Part No
982-3RT19446A

Siemens

Contactor Accessories CONTACT KIT FOR 3RT1044

Datasheet

6In Stock

$489.96

$447.92

Min.: 1
Mult.: 1

Contactor Accessories CONTACT KIT FOR 3RT1054

3RT19546A
Siemens
1: $685.73
3In Stock

Mfr. Part No.
3RT19546A

Mouser Part No
982-3RT19546A

Siemens

Contactor Accessories CONTACT KIT FOR 3RT1054

Datasheet

3In Stock

$685.73

$604.95

Min.: 1
Mult.: 1

Contactor Accessories CONTACT KIT FOR 3RT1056

3RT19566A
Siemens
1: $1,117.77
3In Stock

Mfr. Part No.
3RT19566A

Mouser Part No
982-3RT19566A

Siemens

Contactor Accessories CONTACT KIT FOR 3RT1056

Datasheet

3In Stock

$1,117.77

$1,044.51

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 7A 240VAC 1NO SPRG VRT

3RT20152AP611AA0
Siemens
1: $101.32
40In Stock

Mfr. Part No.
3RT20152AP611AA0

Mouser Part No
982-3RT20152AP611AA0

Siemens

Contactors - Electromechanical CONTACTOR S00 7A 240VAC 1NO SPRG VRT

Datasheet

40In Stock

$101.32

$88.33

$84.34

$81.42

$80.35

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 9A 120VAC 1NO SCRW

3RT20161AK61
Siemens
1: $99.10
19In Stock

Mfr. Part No.
3RT20161AK61

Mouser Part No
982-3RT20161AK61

Siemens

Contactors - Electromechanical CONTACTOR S00 9A 120VAC 1NO SCRW

Datasheet

19In Stock

$99.10

$95.55

$84.28

$81.39

$78.58

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR, AC3 9A 4KW 24VDC, 3-POLE

3RT20161BB41
Siemens
1: $114.22
19In Stock
20Expected 2026/06/12

Mfr. Part No.
3RT20161BB41

Mouser Part No
982-3RT20161BB41

Siemens

Contactors - Electromechanical CONTACTOR, AC3 9A 4KW 24VDC, 3-POLE

Datasheet

19In Stock

20Expected 2026/06/12

$114.22

$101.67

$97.08

$93.76

$90.54

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 9A 24VDC 1NC SPRG

3RT20162BB42
Siemens
1: $114.15
19In Stock

Mfr. Part No.
3RT20162BB42

Mouser Part No
982-3RT20162BB42

Siemens

Contactors - Electromechanical CONTACTOR S00 9A 24VDC 1NC SPRG

Datasheet

19In Stock

$114.15

$101.62

$97.10

$93.76

$90.54

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 12A 230VAC 1NO SCRW

3RT20171AP01
Siemens
1: $120.56
15In Stock

Mfr. Part No.
3RT20171AP01

Mouser Part No
982-3RT20171AP01

Siemens

Contactors - Electromechanical CONTACTOR S00 12A 230VAC 1NO SCRW

Datasheet

15In Stock

$120.56

$107.39

$102.54

$99.01

$95.60

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 12A 24VDC 1NO SCRW

3RT20171BB41
Siemens
1: $137.71
22In Stock

Mfr. Part No.
3RT20171BB41

Mouser Part No
982-3RT20171BB41

Siemens

Contactors - Electromechanical CONTACTOR S00 12A 24VDC 1NO SCRW

Datasheet

22In Stock

$137.71

$122.63

$117.08

$113.06

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 16A 24VDC 1NC SCRW

3RT20181BB42
Siemens
1: $234.14
10In Stock

Mfr. Part No.
3RT20181BB42

Mouser Part No
982-3RT20181BB42

Siemens

Contactors - Electromechanical CONTACTOR S00 16A 24VDC 1NC SCRW

Datasheet

10In Stock

$234.14

$210.46

$199.13

$192.28

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S00 16A 24VDC 2NO/2NC SCRW

3RT20181BB443MA0
Siemens
1: $284.56
45In Stock

Mfr. Part No.
3RT20181BB443MA0

Mouser Part No
982-3RT20181BB443MA0

Siemens

Contactors - Electromechanical CONTACTOR S00 16A 24VDC 2NO/2NC SCRW

Datasheet

45In Stock

$284.56

$254.08

$248.85

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 110VAC 1NO/1NC SCRW

3RT20241AF00
Siemens
1: $122.25
30In Stock

Mfr. Part No.
3RT20241AF00

Mouser Part No
982-3RT20241AF00

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 110VAC 1NO/1NC SCRW

Datasheet

30In Stock

$122.25

$113.40

$112.74

$100.82

$97.34

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 24VDC 1NO/1NC SCRW

3RT20241BB40
Siemens
1: $219.25
9In Stock

Mfr. Part No.
3RT20241BB40

Mouser Part No
982-3RT20241BB40

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 24VDC 1NO/1NC SCRW

Datasheet

9In Stock

$219.25

$195.20

$187.63

$181.16

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 24VDC 1NO/1NC SPRG

3RT20252BB40
Siemens
1: $263.70
8In Stock

Mfr. Part No.
3RT20252BB40

Mouser Part No
982-3RT20252BB40

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 24VDC 1NO/1NC SPRG

Datasheet

8In Stock

$263.70

$231.87

$224.19

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 25A 24VDC 1NO/1NC SCRW

3RT20261BB40
Siemens
1: $307.94
38In Stock

Mfr. Part No.
3RT20261BB40

Mouser Part No
982-3RT20261BB40

Siemens

Contactors - Electromechanical CONTACTOR S0 25A 24VDC 1NO/1NC SCRW

Datasheet

38In Stock

$307.94

$274.15

$261.69

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 25A 120VAC 1NO/1NC SPRG

3RT20262AK60
Siemens
1: $203.02
19In Stock

Mfr. Part No.
3RT20262AK60

Mouser Part No
982-3RT20262AK60

Siemens

Contactors - Electromechanical CONTACTOR S0 25A 120VAC 1NO/1NC SPRG

Datasheet

19In Stock

$203.02

$178.19

$177.57

$171.45

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 32A 230VAC 1NO/1NC SCRW

3RT20271AL20
Siemens
1: $281.17
6In Stock

Mfr. Part No.
3RT20271AL20

Mouser Part No
982-3RT20271AL20

Siemens

Contactors - Electromechanical CONTACTOR S0 32A 230VAC 1NO/1NC SCRW

Datasheet

6In Stock

$281.17

$250.42

$239.08

Min.: 1
Mult.: 1