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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 S0 12A 120VAC 1NO/1NC SCRW

3RT20241AK60
Siemens
1: ¥21,945.1
6In Stock

Mfr. Part #
3RT20241AK60

Mouser Part #
982-3RT20241AK60

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 120VAC 1NO/1NC SCRW

Datasheet

6In Stock

¥21,945.1

¥19,611.4

¥18,726.1

¥18,081.6

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 230VAC 1NO/1NC SCRW

3RT20241AL20
Siemens
1: ¥21,807.3
5In Stock

Mfr. Part #
3RT20241AL20

Mouser Part #
982-3RT20241AL20

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 230VAC 1NO/1NC SCRW

Datasheet

5In Stock

¥21,807.3

¥21,259.1

View

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 220VAC 1NO/1NC SCRW

3RT20241AN20
Siemens
1: ¥21,724.2
5In Stock

Mfr. Part #
3RT20241AN20

Mouser Part #
982-3RT20241AN20

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 220VAC 1NO/1NC SCRW

Datasheet

5In Stock

¥21,724.2

¥19,611.4

¥18,726.1

¥18,081.6

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 230VAC 2NO/2NC SCRW

3RT20241AP04
Siemens
1: ¥28,619
1In Stock

Mfr. Part #
3RT20241AP04

Mouser Part #
982-3RT20241AP04

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 230VAC 2NO/2NC SCRW

Datasheet

1In Stock

¥28,619

¥28,496.1

¥27,874.9

View

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 240VAC 1NO/1NC SCRW

3RT20241AP60
Siemens
1: ¥22,026.5
5In Stock

Mfr. Part #
3RT20241AP60

Mouser Part #
982-3RT20241AP60

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 240VAC 1NO/1NC SCRW

Datasheet

5In Stock

¥22,026.5

¥19,611.4

¥18,726.1

¥18,081.6

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 24VDC 2NO/2NC SCRW

3RT20241BB443MA0
Siemens
1: ¥48,783.6
5In Stock

Mfr. Part #
3RT20241BB443MA0

Mouser Part #
982-3RT20241BB443MA0

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 24VDC 2NO/2NC SCRW

Datasheet

5In Stock

¥48,783.6

Min.: 1
Mult.: 1

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

3RT20241BF40
Siemens
1: ¥41,088.2
3In Stock

Mfr. Part #
3RT20241BF40

Mouser Part #
982-3RT20241BF40

Siemens

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

Datasheet

3In Stock

¥41,088.2

¥41,084.8

View

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 12A 21-28VUC 1NO/1NC SCRW

3RT20241NB30
Siemens
1: ¥46,685.7
5In Stock

Mfr. Part #
3RT20241NB30

Mouser Part #
982-3RT20241NB30

Siemens

Contactors - Electromechanical CONTACTOR S0 12A 21-28VUC 1NO/1NC SCRW

Datasheet

5In Stock

¥46,685.7

¥42,752.5

¥40,817.4

Min.: 1
Mult.: 1

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

3RT20242FB40
Siemens
1: ¥49,742
3In Stock

Mfr. Part #
3RT20242FB40

Mouser Part #
982-3RT20242FB40

Siemens

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

Datasheet

3In Stock

¥49,742

¥49,740.3

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 24VAC 1NO/1NC SCRW

3RT20251AB00
Siemens
1: ¥28,321.7
5In Stock

Mfr. Part #
3RT20251AB00

Mouser Part #
982-3RT20251AB00

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 24VAC 1NO/1NC SCRW

Datasheet

5In Stock

¥28,321.7

¥25,713.9

¥24,551.2

¥23,705.8

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 24VAC 1NO/1NC SCRW

3RT20251AC20
Siemens
1: ¥28,052.6
5In Stock

Mfr. Part #
3RT20251AC20

Mouser Part #
982-3RT20251AC20

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 24VAC 1NO/1NC SCRW

Datasheet

5In Stock

¥28,052.6

¥25,566.1

¥24,190.8

¥23,705.8

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 110VAC 1NO/1NC SCRW

3RT20251AF00
Siemens
1: ¥28,321.7
3In Stock

Mfr. Part #
3RT20251AF00

Mouser Part #
982-3RT20251AF00

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 110VAC 1NO/1NC SCRW

Datasheet

3In Stock

¥28,321.7

¥25,713.9

¥24,551.2

¥23,705.8

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 110VAC 1NO/1NC SCRW

3RT20251AG20
Siemens
1: ¥28,052.6
5In Stock

Mfr. Part #
3RT20251AG20

Mouser Part #
982-3RT20251AG20

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 110VAC 1NO/1NC SCRW

Datasheet

5In Stock

¥28,052.6

¥25,713.9

¥24,551.2

¥23,705.8

Min.: 1
Mult.: 1

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

3RT20251AK60
Siemens
1: ¥28,879.8
6In Stock

Mfr. Part #
3RT20251AK60

Mouser Part #
982-3RT20251AK60

Siemens

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

Datasheet

6In Stock

¥28,879.8

¥25,566.1

¥24,190.8

¥23,705.8

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR_AC_3RT2025-1AL20_7.5kW_230V

3RT20251AL20
Siemens
1: ¥28,052.6
5In Stock

Mfr. Part #
3RT20251AL20

Mouser Part #
982-3RT20251AL20

Siemens

Contactors - Electromechanical CONTACTOR_AC_3RT2025-1AL20_7.5kW_230V

Datasheet

5In Stock

¥28,052.6

¥25,713.9

¥24,551.2

¥23,705.8

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 220VAC 1NO/1NC SCRW

3RT20251AN20
Siemens
1: ¥28,491.1
3In Stock

Mfr. Part #
3RT20251AN20

Mouser Part #
982-3RT20251AN20

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 220VAC 1NO/1NC SCRW

Datasheet

3In Stock

¥28,491.1

¥28,391.5

¥27,773.6

View

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 230VAC 1NO/1NC SCRW

3RT20251AP00
Siemens
1: ¥28,830
3In Stock

Mfr. Part #
3RT20251AP00

Mouser Part #
982-3RT20251AP00

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 230VAC 1NO/1NC SCRW

Datasheet

3In Stock

¥28,830

¥25,713.9

¥24,551.2

¥23,705.8

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 230VAC 2NO/2NC SCRW

3RT20251AP04
Siemens
1: ¥35,095.3
2In Stock

Mfr. Part #
3RT20251AP04

Mouser Part #
982-3RT20251AP04

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 230VAC 2NO/2NC SCRW

Datasheet

2In Stock

¥35,095.3

¥35,093.6

¥34,947.4

¥34,655.1

View

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 240VAC 1NO/1NC SCRW

3RT20251AP60
Siemens
1: ¥28,052.6
4In Stock

Mfr. Part #
3RT20251AP60

Mouser Part #
982-3RT20251AP60

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 240VAC 1NO/1NC SCRW

Datasheet

4In Stock

¥28,052.6

¥25,713.9

¥24,551.2

¥23,705.8

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 480VAC 1NO/1NC SCRW

3RT20251AV60
Siemens
1: ¥29,555.8
6In Stock

Mfr. Part #
3RT20251AV60

Mouser Part #
982-3RT20251AV60

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 480VAC 1NO/1NC SCRW

Datasheet

6In Stock

¥29,555.8

¥27,047.7

¥25,825.2

¥24,936.6

Min.: 1
Mult.: 1

Contactors - Electromechanical CONTACTOR S0 16A 24VDC 2NO/2NC SCRW

3RT20251BB44
Siemens
1: ¥53,833
3In Stock

Mfr. Part #
3RT20251BB44

Mouser Part #
982-3RT20251BB44

Siemens

Contactors - Electromechanical CONTACTOR S0 16A 24VDC 2NO/2NC SCRW

Datasheet

3In Stock

¥53,833

¥49,599.1

¥47,355.1

Min.: 1
Mult.: 1

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

3RT20251FB40
Siemens
1: ¥56,487.3
4In Stock

Mfr. Part #
3RT20251FB40

Mouser Part #
982-3RT20251FB40

Siemens

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

Datasheet

4In Stock

¥56,487.3

¥51,638.8

¥49,303.5

Min.: 1
Mult.: 1

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

3RT20251KB40
Siemens
1: ¥53,941
3In Stock

Mfr. Part #
3RT20251KB40

Mouser Part #
982-3RT20251KB40

Siemens

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

Datasheet

3In Stock

¥53,941

¥52,882.9

¥52,881.3

Min.: 1
Mult.: 1

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

3RT20252KB40
Siemens
1: ¥51,675.4
2In Stock

Mfr. Part #
3RT20252KB40

Mouser Part #
982-3RT20252KB40

Siemens

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

Datasheet

2In Stock

¥51,675.4

¥47,551.1

¥45,400.1

Min.: 1
Mult.: 1

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

3RT20261AB00
Siemens
1: ¥36,920.7
1In Stock

Mfr. Part #
3RT20261AB00

Mouser Part #
982-3RT20261AB00

Siemens

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

Datasheet

1In Stock

¥36,920.7

¥36,875.9

¥36,563.6

View

Min.: 1
Mult.: 1