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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: $80.70
9In Stock

Mfr. Part No.
3RT29161PA2

Mouser Part No
982-3RT29161PA2

Siemens

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

Datasheet

9In Stock

$80.70

Min.: 1
Mult.: 1

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

3RT29164MA10
Siemens
1: $8.84
3In Stock

Mfr. Part No.
3RT29164MA10

Mouser Part No
982-3RT29164MA10

Siemens

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

Datasheet

3In Stock

$8.84

$8.51

$7.59

$7.21

View

Min.: 1
Mult.: 1

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

3RT29261BB00
Siemens
1: $29.39
11In Stock

Mfr. Part No.
3RT29261BB00

Mouser Part No
982-3RT29261BB00

Siemens

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

Datasheet

11In Stock

$29.39

$26.17

$24.12

$23.29

$22.25

Min.: 1
Mult.: 1

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

3RT29261BC00
Siemens
1: $29.38
4In Stock

Mfr. Part No.
3RT29261BC00

Mouser Part No
982-3RT29261BC00

Siemens

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

Datasheet

4In Stock

$29.38

$26.16

$24.12

$23.29

$22.25

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESSOR VARISTOR, 150-250VDC

3RT29261BD00
Siemens
1: $29.39
8In Stock

Mfr. Part No.
3RT29261BD00

Mouser Part No
982-3RT29261BD00

Siemens

Industrial Surge Protectors SURGE SUPPRESSOR VARISTOR, 150-250VDC

Datasheet

8In Stock

$29.39

$26.17

$24.12

$23.29

$22.25

Min.: 1
Mult.: 1

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

3RT29261CB00
Siemens
1: $36.36
30In Stock

Mfr. Part No.
3RT29261CB00

Mouser Part No
982-3RT29261CB00

Siemens

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

Datasheet

30In Stock

$36.36

$32.61

$30.16

$28.77

$27.83

Min.: 1
Mult.: 1

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

3RT29261CD00
Siemens
1: $36.47
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

Datasheet

9In Stock

$36.47

$32.73

$30.18

$29.13

$27.83

Min.: 1
Mult.: 1

Industrial Surge Protectors SURGE SUPPRESSOR DIODE S0 DC 30-250

3RT29261ES00
Siemens
1: $35.58
2In Stock

Mfr. Part No.
3RT29261ES00

Mouser Part No
982-3RT29261ES00

Siemens

Industrial Surge Protectors SURGE SUPPRESSOR DIODE S0 DC 30-250

Datasheet

2In Stock

$35.58

$31.68

$29.21

$28.20

$26.94

Min.: 1
Mult.: 1

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

3RT29261JK00
Siemens
1: $39.90
1In Stock

Mfr. Part No.
3RT29261JK00

Mouser Part No
982-3RT29261JK00

Siemens

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

Datasheet

1In Stock

$39.90

$39.73

$39.26

Quote

Min.: 1
Mult.: 1

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

3RT29263AB31
Siemens
1: $179.71
1In Stock

Mfr. Part No.
3RT29263AB31

Mouser Part No
982-3RT29263AB31

Siemens

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

Datasheet

1In Stock

$179.71

$159.77

$152.55

$147.29

Min.: 1
Mult.: 1

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

3RT29361BB00
Siemens
1: $20.15
28In Stock

Mfr. Part No.
3RT29361BB00

Mouser Part No
982-3RT29361BB00

Siemens

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

Datasheet

28In Stock

$20.15

$17.99

$16.60

$16.03

View

Min.: 1
Mult.: 1

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

3RT29361BC00
Siemens
1: $22.11
5In Stock

Mfr. Part No.
3RT29361BC00

Mouser Part No
982-3RT29361BC00

Siemens

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

Datasheet

5In Stock

$22.11

$21.97

$21.61

$21.38

Quote

Min.: 1
Mult.: 1

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

3RT29361CB00
Siemens
1: $25.49
5In Stock

Mfr. Part No.
3RT29361CB00

Mouser Part No
982-3RT29361CB00

Siemens

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

Datasheet

5In Stock

$25.49

$22.73

$20.96

$20.24

View

Min.: 1
Mult.: 1

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

3RT29361CC00
Siemens
1: $32.24
6In Stock

Mfr. Part No.
3RT29361CC00

Mouser Part No
982-3RT29361CC00

Siemens

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

Datasheet

6In Stock

$32.24

$28.82

$26.56

$25.66

$24.49

Min.: 1
Mult.: 1

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

3RT29361CD00
Siemens
1: $29.05
1In Stock

Mfr. Part No.
3RT29361CD00

Mouser Part No
982-3RT29361CD00

Siemens

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

Datasheet

1In Stock

$29.05

$29.04

View

Min.: 1
Mult.: 1

Contactor Accessories TERMINAL COVER FOR 3-POLE 3RT2 S2

3RT29364EA2
Siemens
1: $10.20
11In Stock

Mfr. Part No.
3RT29364EA2

Mouser Part No
982-3RT29364EA2

Siemens

Contactor Accessories TERMINAL COVER FOR 3-POLE 3RT2 S2

Datasheet

11In Stock

$10.20

$9.56

$9.28

$9.09

View

Min.: 1
Mult.: 1

Contactor Accessories CONTROL KIT FOR 3RT2 S2 CONTACTORS

3RT29364MC00
Siemens
1: $16.63
3In Stock

Mfr. Part No.
3RT29364MC00

Mouser Part No
982-3RT29364MC00

Siemens

Contactor Accessories CONTROL KIT FOR 3RT2 S2 CONTACTORS

Datasheet

3In Stock

$16.63

$14.39

$14.10

$13.56

View

Min.: 1
Mult.: 1

Contactor Accessories COVER F. 3RT204

3RT29464EA2
Siemens
1: $33.68
6In Stock

Mfr. Part No.
3RT29464EA2

Mouser Part No
982-3RT29464EA2

Siemens

Contactor Accessories COVER F. 3RT204

Datasheet

6In Stock

$33.68

$33.47

$30.31

Min.: 1
Mult.: 1

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

3RT20151BB41
Siemens
1: $79.32
37On Order

Mfr. Part No.
3RT20151BB41

Mouser Part No
982-3RT20151BB41

Siemens

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

Datasheet

37On Order

$79.32

$78.97

Min.: 1
Mult.: 1

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

3RT20151BB42
Siemens
1: $107.78
17Expected 2026/04/09

Mfr. Part No.
3RT20151BB42

Mouser Part No
982-3RT20151BB42

Siemens

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

Datasheet

17Expected 2026/04/09

$107.78

$104.27

$91.67

$88.50

$85.47

Min.: 1
Mult.: 1

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

3RT20361AK60
Siemens
1: $287.66
6Expected 2026/04/24

Mfr. Part No.
3RT20361AK60

Mouser Part No
982-3RT20361AK60

Siemens

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

Datasheet

6Expected 2026/04/24

$287.66

$256.12

$252.94

Min.: 1
Mult.: 1

Contactor Accessories CONTACT KIT FOR 3RT1035

3RT19356A
Siemens
1: $445.53
3Expected 2026/04/13

Mfr. Part No.
3RT19356A

Mouser Part No
982-3RT19356A

Siemens

Contactor Accessories CONTACT KIT FOR 3RT1035

Datasheet

3Expected 2026/04/13

$445.53

$385.38

$375.40

Min.: 1
Mult.: 1

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

3RT19555AR31
Siemens
1: $314.41
1Expected 2026/03/09

Mfr. Part No.
3RT19555AR31

Mouser Part No
982-3RT19555AR31

Siemens

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

Datasheet

1Expected 2026/03/09

$314.41

$269.39

$262.37

Min.: 1
Mult.: 1

Contactor Accessories CONTACTOR 3RT10.5 FINGER PROOF COVER

3RT19564EA1
Siemens
1: $51.59
13Expected 2026/03/09

Mfr. Part No.
3RT19564EA1

Mouser Part No
982-3RT19564EA1

Siemens

Contactor Accessories CONTACTOR 3RT10.5 FINGER PROOF COVER

Datasheet

13Expected 2026/03/09

$51.59

$46.68

$44.58

$43.04

View

Min.: 1
Mult.: 1

Contactors - Electromechanical COUPLNG RELAY S00 7A 24VDC 1NO SCRW

3RT20151KB41
Siemens
1: $129.87
1On Order

Mfr. Part No.
3RT20151KB41

Mouser Part No
982-3RT20151KB41

Siemens

Contactors - Electromechanical COUPLNG RELAY S00 7A 24VDC 1NO SCRW

Datasheet

1On Order

$129.87

Quote

Min.: 1
Mult.: 1