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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 #

Industrial Surge Protectors EMC SUPPRES S00 RC ELEMENT 575V 50/60HZ

3RT29161PA2
Siemens
1: $108.81
9In Stock

Mfr. Part No.
3RT29161PA2

Mouser Part No
982-3RT29161PA2

Siemens

Industrial Surge Protectors EMC SUPPRES S00 RC ELEMENT 575V 50/60HZ

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Datasheet

9In Stock

$108.81

Min.: 1
Mult.: 1

Contactor Accessories SEALABLE COVER FOR 3RT2 & 3RH2 S00 & S0

3RT29164MA10
Siemens
1: $12.29
3In Stock

Mfr. Part No.
3RT29164MA10

Mouser Part No
982-3RT29164MA10

Siemens

Contactor Accessories SEALABLE COVER FOR 3RT2 & 3RH2 S00 & S0

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Datasheet

3In Stock

$12.29

$11.83

$10.55

$10.02

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Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESR S0 VARISTOR AC 24-48V

3RT29261BB00
Siemens
1: $40.84
11In Stock

Mfr. Part No.
3RT29261BB00

Mouser Part No
982-3RT29261BB00

Siemens

Industrial Surge Protectors SURGE SUPPRESR S0 VARISTOR AC 24-48V

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Datasheet

11In Stock

$40.84

$36.36

$33.53

$32.37

$30.91

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESSOR, 50/60Hz, FOR CONTACTOR

3RT29261BC00
Siemens
1: $40.82
4In Stock

Mfr. Part No.
3RT29261BC00

Mouser Part No
982-3RT29261BC00

Siemens

Industrial Surge Protectors SURGE SUPPRESSOR, 50/60Hz, FOR CONTACTOR

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Datasheet

4In Stock

$40.82

$36.35

$33.53

$32.37

$30.91

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESSOR VARISTOR, 150-250VDC

3RT29261BD00
Siemens
1: $40.84
8In Stock

Mfr. Part No.
3RT29261BD00

Mouser Part No
982-3RT29261BD00

Siemens

Industrial Surge Protectors SURGE SUPPRESSOR VARISTOR, 150-250VDC

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Datasheet

8In Stock

$40.84

$36.36

$33.53

$32.37

$30.91

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESR S0 RC ELEMENT AC 24-48

3RT29261CB00
Siemens
1: $50.53
30In Stock

Mfr. Part No.
3RT29261CB00

Mouser Part No
982-3RT29261CB00

Siemens

Industrial Surge Protectors SURGE SUPPRESR S0 RC ELEMENT AC 24-48

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Datasheet

30In Stock

$50.53

$45.31

$41.91

$39.99

$38.67

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPR S0 RC AC 127-240, DC 150-250

3RT29261CD00
Siemens
1: $50.68
9In Stock

Mfr. Part No.
3RT29261CD00

Mouser Part No
982-3RT29261CD00

Siemens

Industrial Surge Protectors SURGE SUPPR S0 RC AC 127-240, DC 150-250

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Datasheet

9In Stock

$50.68

$45.48

$41.94

$40.49

$38.67

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESSOR DIODE S0 DC 30-250

3RT29261ES00
Siemens
1: $49.44
2In Stock

Mfr. Part No.
3RT29261ES00

Mouser Part No
982-3RT29261ES00

Siemens

Industrial Surge Protectors SURGE SUPPRESSOR DIODE S0 DC 30-250

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Datasheet

2In Stock

$49.44

$44.04

$40.60

$39.20

$37.43

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESR VARISTR LED S0 48-127VAC

3RT29261JK00
Siemens
1: $55.46
1In Stock

Mfr. Part No.
3RT29261JK00

Mouser Part No
982-3RT29261JK00

Siemens

Industrial Surge Protectors SURGE SUPPRESR VARISTR LED S0 48-127VAC

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Datasheet

1In Stock

$55.46

$55.21

$54.57

View

Min.: 1
Mult.: 1

Contactor Accessories MECHANICAL LATCH FOR 3RT2 S0 AC/DC 24V

3RT29263AB31
Siemens
1: $249.76
1In Stock

Mfr. Part No.
3RT29263AB31

Mouser Part No
982-3RT29263AB31

Siemens

Contactor Accessories MECHANICAL LATCH FOR 3RT2 S0 AC/DC 24V

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Datasheet

1In Stock

$249.76

$222.04

$212.00

$204.71

Min.: 1
Mult.: 1

Industrial Surge Protectors VARISTOR S2 24-48 VAC / 24-70 VDC

3RT29361BB00
Siemens
1: $28.01
28In Stock

Mfr. Part No.
3RT29361BB00

Mouser Part No
982-3RT29361BB00

Siemens

Industrial Surge Protectors VARISTOR S2 24-48 VAC / 24-70 VDC

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Datasheet

28In Stock

$28.01

$25.01

$23.06

$22.27

View

Min.: 1
Mult.: 1

Industrial Surge Protectors VARISTOR S2 48-127 VAC / 70-150 VDC

3RT29361BC00
Siemens
1: $30.73
5In Stock

Mfr. Part No.
3RT29361BC00

Mouser Part No
982-3RT29361BC00

Siemens

Industrial Surge Protectors VARISTOR S2 48-127 VAC / 70-150 VDC

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Datasheet

5In Stock

$30.73

$30.54

$30.02

$29.70

Quote

Min.: 1
Mult.: 1

Industrial Surge Protectors RC ELEMENT 24-48 VAC / 24-70 VDC

3RT29361CB00
Siemens
1: $35.43
5In Stock

Mfr. Part No.
3RT29361CB00

Mouser Part No
982-3RT29361CB00

Siemens

Industrial Surge Protectors RC ELEMENT 24-48 VAC / 24-70 VDC

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Datasheet

5In Stock

$35.43

$31.58

$29.12

$28.12

View

Min.: 1
Mult.: 1

Industrial Surge Protectors RC ELEMENT 48-127 VAC / 70-150 VDC

3RT29361CC00
Siemens
1: $44.80
6In Stock

Mfr. Part No.
3RT29361CC00

Mouser Part No
982-3RT29361CC00

Siemens

Industrial Surge Protectors RC ELEMENT 48-127 VAC / 70-150 VDC

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Datasheet

6In Stock

$44.80

$40.05

$36.92

$35.65

$34.04

Min.: 1
Mult.: 1

Industrial Surge Protectors RC ELEMENT 127-240 VAC / 150-250 VDC

3RT29361CD00
Siemens
1: $40.38
1In Stock

Mfr. Part No.
3RT29361CD00

Mouser Part No
982-3RT29361CD00

Siemens

Industrial Surge Protectors RC ELEMENT 127-240 VAC / 150-250 VDC

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Datasheet

1In Stock

$40.38

$40.37

View

Min.: 1
Mult.: 1

Contactor Accessories TERMINAL COVER FOR 3-POLE 3RT2 S2

3RT29364EA2
Siemens
1: $14.18
11In Stock

Mfr. Part No.
3RT29364EA2

Mouser Part No
982-3RT29364EA2

Siemens

Contactor Accessories TERMINAL COVER FOR 3-POLE 3RT2 S2

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Datasheet

11In Stock

$14.18

$13.29

$12.90

$12.64

View

Min.: 1
Mult.: 1

Contactor Accessories CONTROL KIT FOR 3RT2 S2 CONTACTORS

3RT29364MC00
Siemens
1: $23.12
3In Stock

Mfr. Part No.
3RT29364MC00

Mouser Part No
982-3RT29364MC00

Siemens

Contactor Accessories CONTROL KIT FOR 3RT2 S2 CONTACTORS

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Datasheet

3In Stock

$23.12

$19.99

$19.59

$18.85

View

Min.: 1
Mult.: 1

Contactor Accessories COVER F. 3RT204

3RT29464EA2
Siemens
1: $46.82
6In Stock

Mfr. Part No.
3RT29464EA2

Mouser Part No
982-3RT29464EA2

Siemens

Contactor Accessories COVER F. 3RT204

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Datasheet

6In Stock

$46.82

$46.51

$42.12

Min.: 1
Mult.: 1

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

3RT20151BB41
Siemens
1: $110.23
37On Order

Mfr. Part No.
3RT20151BB41

Mouser Part No
982-3RT20151BB41

Siemens

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

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Datasheet

37On Order

$110.23

$108.59

Min.: 1
Mult.: 1

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

3RT20151BB42
Siemens
1: $149.79
17Expected 9/4/2026

Mfr. Part No.
3RT20151BB42

Mouser Part No
982-3RT20151BB42

Siemens

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

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Datasheet

17Expected 9/4/2026

$149.79

$144.91

$127.39

$123.00

$118.78

Min.: 1
Mult.: 1

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

3RT20161BB42
Siemens
1: $158.67
21In Stock

Mfr. Part No.
3RT20161BB42

Mouser Part No
982-3RT20161BB42

Siemens

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

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Datasheet

21In Stock

$158.67

$141.31

$134.91

$130.30

$125.82

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S2 50A 120VAC SCREW 1NO/1NC

3RT20361AK60
Siemens
1: $399.78
6Expected 24/4/2026

Mfr. Part No.
3RT20361AK60

Mouser Part No
982-3RT20361AK60

Siemens

Contactors - Electromechanical CONTACTOR S2 50A 120VAC SCREW 1NO/1NC

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Datasheet

6Expected 24/4/2026

$399.78

$355.94

$339.83

Min.: 1
Mult.: 1

Contactor Accessories CONTACT KIT FOR 3RT1035

3RT19356A
Siemens
1: $619.18
3Expected 2/3/2026

Mfr. Part No.
3RT19356A

Mouser Part No
982-3RT19356A

Siemens

Contactor Accessories CONTACT KIT FOR 3RT1035

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Datasheet

3Expected 2/3/2026

$619.18

$535.58

$521.72

Min.: 1
Mult.: 1

Contactor Accessories COIL 3RT105/3RT145, 440-480VUC

3RT19555AR31
Siemens
1: $436.95
1Expected 9/3/2026

Mfr. Part No.
3RT19555AR31

Mouser Part No
982-3RT19555AR31

Siemens

Contactor Accessories COIL 3RT105/3RT145, 440-480VUC

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Datasheet

1Expected 9/3/2026

$436.95

$374.38

$364.62

Min.: 1
Mult.: 1

Contactor Accessories CONTACTOR 3RT10.5 FINGER PROOF COVER

3RT19564EA1
Siemens
1: $71.70
13Expected 9/3/2026

Mfr. Part No.
3RT19564EA1

Mouser Part No
982-3RT19564EA1

Siemens

Contactor Accessories CONTACTOR 3RT10.5 FINGER PROOF COVER

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Datasheet

13Expected 9/3/2026

$71.70

$64.89

$61.95

$59.83

View

Min.: 1
Mult.: 1

SIRIUS 2 Contactors

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SIRIUS 2 Contactors

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