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Contactors

Ensure reliable control of your electrical systems with our high-performance Contactors. Designed for switching and managing high-power circuits, these essential devices are widely used in industrial, commercial, and residential applications, including motor control, lighting, and heating systems.

Our contactors are sourced from globally trusted brands, offering superior durability, reliability, and compliance with international safety standards. With various models and specifications available, you’ll find the perfect solution to meet your system requirements.

Explore our in-stock selection and benefit from fast, worldwide shipping to optimize your electrical control systems.

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3RT2028 - 1AP00 3RT Contactor 3P 38A 18,5kW 230VAC 1NA+1NU S0
$61.72 - $61.72
$61.72
$61.72 - $61.72
$61.72

Siemens 3RT2028-1AP00 Power Contactor 38A 18.5kW 3P 230V AC

Low stock

The Siemens 3RT2028-1AP00 is a SIRIUS 3RT2 size S0 3-pole power contactor rated 38 A at AC-3 / 400 V, corresponding to 18.5 kW. The coil operates o...

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$61.72 - $61.72
$61.72
$61.72 - $61.72
$61.72
3RT2025 - 1BB40 3RT Contactor 3P 17A 7,5kW 24VDC 1NA+1NU S0
$59.20 - $59.20
$59.20
$59.20 - $59.20
$59.20

Siemens 3RT2025-1BB40 Power Contactor 3P 17A 7.5kW 24V DC

Low stock

The Siemens 3RT2025-1BB40 is a 3-pole SIRIUS power contactor rated 17 A and 7.5 kW at 400 V in AC-3 duty. Operated by a 24 V DC coil, it includes 1...

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$59.20 - $59.20
$59.20
$59.20 - $59.20
$59.20
3RT2024 - 1AP00 3RT Contactor 3P 12A 5,5kW 230VAC 1NA+1NU S0
$21.65 - $21.65
$21.65
$21.65 - $21.65
$21.65

Siemens 3RT2024-1AP00 SIRIUS Power Contactor 12A 5.5kW 230V AC

In stock

The Siemens 3RT2024-1AP00 is a SIRIUS 3RT2 series 3-pole power contactor in size S0, rated 12 A and 5.5 kW at 400 V under AC-3/AC-3e duty. It is co...

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$21.65 - $21.65
$21.65
$21.65 - $21.65
$21.65
3RV2901 - 2E 3RV2 Auxiliary switch transverse 1NO+1NC spring - type terminal
$5.69 - $5.69
$5.69
$5.69 - $5.69
$5.69

Siemens 3RV2901-2E SIRIUS Auxiliary Switch 1NO+1NC Spring Terminal

In stock

The Siemens 3RV2901-2E is a transverse auxiliary switch from the SIRIUS range, designed to plug directly onto Siemens 3RV2 circuit breakers in size...

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$5.69 - $5.69
$5.69
$5.69 - $5.69
$5.69
3RV2901 - 1F 3VR2 Auxiliary switch transverse 2NO, screw terminal
$5.82 - $5.82
$5.82
$5.82 - $5.82
$5.82

Siemens 3RV2901-1F SIRIUS Auxiliary Switch 2NO Screw Terminal 3RV2

In stock

The Siemens 3RV2901-1F is a SIRIUS transverse auxiliary switch with 2 instantaneous normally open (NO) contacts and screw terminals. It attaches vi...

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$5.82 - $5.82
$5.82
$5.82 - $5.82
$5.82
3RT2046 - 1KB40 Siemens Power Contactor 3P 95A 45kW 400V 24VDC 1NO+1NC, Screw Terminal, Size: S3
$227.11 - $227.11
$227.11
$227.11 - $227.11
$227.11

Siemens 3RT2046-1KB40 SIRIUS Power Contactor 3P 95A 45kW 24VDC

Low stock

The Siemens 3RT2046-1KB40 is a SIRIUS 3RT2 series power contactor rated at 95 A and 45 kW at 400 V AC-3/AC-3e, with a 24 V DC control coil operatin...

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$227.11 - $227.11
$227.11
$227.11 - $227.11
$227.11
3RT2045 - 1AP00 Siemens Power Contactor 3P AC - 3e/AC - 3, 80A 37kW/400V 230VAC, 1NO+1NC, Screw Terminal, Size: S3
$148.32 - $148.32
$148.32
$148.32 - $148.32
$148.32

Siemens 3RT2045-1AP00 SIRIUS Power Contactor 3P 80A 37kW 230VAC

Low stock

The Siemens 3RT2045-1AP00 is a SIRIUS 3RT2 series power contactor rated at 80 A and 37 kW at 400 V under AC-3 duty. This 3-pole, size S3 contactor ...

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$148.32 - $148.32
$148.32
$148.32 - $148.32
$148.32
3RT2036-3KB40 Siemens Power Contactor 3P 51A 22kW 400V 24VDC 1NO+1NC, Spring-Loaded Terminal, Frame Size: S2
$128.31 - $128.31
$128.31
$128.31 - $128.31
$128.31

Siemens 3RT2036-3KB40 SIRIUS Power Contactor 3P 51A 22kW 24VDC 1NO+1NC

Low stock

The Siemens 3RT2036-3KB40 is a SIRIUS 3RT2 series 3-pole power contactor rated at 51 A and 22 kW at 400 V (AC-3/AC-3e), fitted with a 24 V DC coil ...

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$128.31 - $128.31
$128.31
$128.31 - $128.31
$128.31
3RT2035 - 3KB40 Siemens Power Contactor 3P 41A 18,5kW 400V 24VDC 1NO+1NC, Spring - Loaded Terminal, Frame Size: S2
$98.81 - $98.81
$98.81
$98.81 - $98.81
$98.81

Siemens 3RT2035-3KB40 Power Contactor 3P 41A 18.5kW 24VDC

Low stock

The Siemens 3RT2035-3KB40 is a 3-pole SIRIUS power contactor for AC-3/AC-3e duty, rated 41 A and 18.5 kW at 400 V. It operates on a 24 V DC coil wi...

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$98.81 - $98.81
$98.81
$98.81 - $98.81
$98.81
3RT2028 - 1BB44 Siemens Power Contactor 3P 38A 18,5kW 24VDC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
$98.52 - $98.52
$98.52
$98.52 - $98.52
$98.52

Siemens 3RT2028-1BB44 SIRIUS Power Contactor 3P 38A 18.5kW 24VDC

Low stock

The Siemens 3RT2028-1BB44 is a SIRIUS 3RT2 series power contactor rated at 38 A and 18.5 kW at 400 V AC-3e/AC-3, with a 24 V DC control coil and a ...

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$98.52 - $98.52
$98.52
$98.52 - $98.52
$98.52
3RT2028 - 1AP04 Siemens Power Contactor 3P 38A 18,5kW 230VAC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
$69.15 - $69.15
$69.15
$69.15 - $69.15
$69.15

Siemens 3RT2028-1AP04 SIRIUS Power Contactor 3P 38A 18.5kW 230V AC

Low stock

The Siemens 3RT2028-1AP04 is a SIRIUS 3RT2 series power contactor rated at 38 A and 18.5 kW at 400 V, designed for AC-3/AC-3e motor switching dutie...

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$69.15 - $69.15
$69.15
$69.15 - $69.15
$69.15
3RT2027 - 1BB44 Siemens Power Contactor 3P 32A 15kW 24VDC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
$89.61 - $89.61
$89.61
$89.61 - $89.61
$89.61

Siemens 3RT2027-1BB44 SIRIUS Power Contactor 3P 32A 15kW 24V DC

Low stock

The Siemens 3RT2027-1BB44 is a SIRIUS power contactor from the 3RT2 range, rated for AC-3e/AC-3 motor switching duty at 32 A and 15 kW at 400 V. It...

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$89.61 - $89.61
$89.61
$89.61 - $89.61
$89.61
3RT2027 - 1AP04 Siemens Power Contactor 3P 32A 15kW 230VAC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
$62.09 - $62.09
$62.09
$62.09 - $62.09
$62.09

Siemens 3RT2027-1AP04 Power Contactor 3P 32A 15kW 230VAC 2NO+2NC

Low stock

The Siemens 3RT2027-1AP04 is a 3-pole SIRIUS power contactor rated at 32 A and 15 kW at 400 V under AC-3/AC-3e duty. It operates from a 230 V AC, 5...

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$62.09 - $62.09
$62.09
$62.09 - $62.09
$62.09
3RT2026 - 1BB44 Siemens Power Contactor 3P 25A 11kW 24VDC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
$68.04 - $68.04
$68.04
$68.04 - $68.04
$68.04

Siemens 3RT2026-1BB44 Power Contactor 3P 25A 11kW 24V DC 2NO+2NC

Low stock

The Siemens 3RT2026-1BB44 is a 3-pole SIRIUS power contactor rated 25 A (AC-3) and 11 kW at 400 V with a 24 V DC control coil. It includes a remova...

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$68.04 - $68.04
$68.04
$68.04 - $68.04
$68.04
3RT2024 - 2KB40 Siemens Power Contactor 3P 12A 5,5kW 400V 24VDC 1NO+1NC, Spring - Loaded Terminal, Size: S0
$46.93 - $46.93
$46.93
$46.93 - $46.93
$46.93

Siemens 3RT2024-2KB40 Power Contactor 3P 12A 5.5kW 24VDC

Low stock

The Siemens 3RT2024-2KB40 is a 3-pole SIRIUS power contactor rated 12 A / 5.5 kW at 400 V (AC-3), designed for switching three-phase induction moto...

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$46.93 - $46.93
$46.93
$46.93 - $46.93
$46.93
3RT2023-2FB44-3MA0 Siemens Power Contactor 3P 9A 4kW 400V 24VDC 2NO+2NC, Spring-Loaded Terminal, Size: S0
$54.39 - $54.39
$54.39
$54.39 - $54.39
$54.39

Siemens 3RT2023-2FB44-3MA0 Power Contactor 3P 9A 4kW 24VDC

Low stock

The Siemens 3RT2023-2FB44-3MA0 is a SIRIUS 3RT2 3-pole power contactor rated at 9 A and 4 kW at 400 V (AC-3/AC-3e), operated by a 24 V DC coil with...

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$54.39 - $54.39
$54.39
$54.39 - $54.39
$54.39
3RT2018 - 1BB42 Siemens Power Contactor 3P 16A 7,5kW 24VDC, Auxiliary Contacts: 1NC, Screw Terminal, Size: S00
$41.64 - $41.64
$41.64
$41.64 - $41.64
$41.64

Siemens 3RT2018-1BB42 SIRIUS Power Contactor 3P 16A 7.5kW 24VDC 1NC

Low stock

The Siemens 3RT2018-1BB42 is a SIRIUS 3RT2 series power contactor rated at 16 A / 7.5 kW at 400 V AC-3e/AC-3, designed for switching three-phase mo...

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$41.64 - $41.64
$41.64
$41.64 - $41.64
$41.64
3RT1056 - 6AV36 Siemens Power Contactor 3P 185A 90 kW 2NO+2NC
$366.07 - $366.07
$366.07
$366.07 - $366.07
$366.07

Siemens 3RT1056-6AV36 SIRIUS Power Contactor 3P 185A 90kW AC 380-420V

Low stock

The Siemens 3RT1056-6AV36 (MLFB: 3RT1056-6AV36) is a SIRIUS 3RT1 series power contactor rated for AC-3e/AC-3 duty at 185 A and 90 kW / 400 V. It fe...

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$366.07 - $366.07
$366.07
$366.07 - $366.07
$366.07
3RT1054 - 1AV36 Siemens Power Contactor 3P 115A 55kW 2NO+2NC
$237.40 - $237.40
$237.40
$237.40 - $237.40
$237.40

Siemens 3RT1054-1AV36 SIRIUS Power Contactor 3P 115A 55kW 380-420V AC

Low stock

The Siemens 3RT1054-1AV36 (MLFB: 3RT1054-1AV36) is a SIRIUS series 3-pole power contactor rated at 115 A and 55 kW at 400 V under AC-3/AC-3e duty. ...

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$237.40 - $237.40
$237.40
$237.40 - $237.40
$237.40
3RT2025 - 1AP00 - 1AA0 Siemens 3RT Kontaktorius 3P 17A 7,5kW 230VAC 1NO+1NC S0
$33.94 - $33.94
$33.94
$33.94 - $33.94
$33.94

Siemens 3RT2025-1AP00-1AA0 Power Contactor 17A 7.5kW 230V AC

Low stock

The Siemens 3RT2025-1AP00-1AA0 is a SIRIUS 3RT2 series 3-pole power contactor rated at 17 A and 7.5 kW at 400 V for AC-3/AC-3e duty. It operates on...

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$33.94 - $33.94
$33.94
$33.94 - $33.94
$33.94
3RT2018 - 1AP01 3RT Mini contactor 3P 16A 7,5kW 230VAC 1NA S00
$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99

Siemens 3RT2018-1AP01 Power Contactor 3P 16A AC-3 230V AC

In stock

The Siemens 3RT2018-1AP01 is a SIRIUS 3RT2 power contactor rated at 16 A (AC-3/AC-3e) and 7.5 kW at 400 V, for switching three-phase AC loads. This...

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$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99
3RH2921 - 2DA20 3RH Auxiliary switch 2NO 3RH/3RT, lateral, spring terminal
$6.65 - $6.65
$6.65
$6.65 - $6.65
$6.65

Siemens 3RH2921-2DA20 Auxiliary Switch 2NO Lateral Spring Terminal

Low stock

The Siemens 3RH2921-2DA20 is a SIRIUS laterally mountable auxiliary switch with 2 instantaneous normally open (NO) contacts. It snaps onto the left...

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$6.65 - $6.65
$6.65
$6.65 - $6.65
$6.65
3RH2921 - 2DA11 3RH Auxiliary switch 1NO+1NC 3RH/3RT, lateral, spring terminal
$6.90 - $6.90
$6.90
$6.90 - $6.90
$6.90

Siemens 3RH2921-2DA11 SIRIUS Auxiliary Switch 1NO+1NC Spring Terminal

Low stock

The Siemens 3RH2921-2DA11 is a SIRIUS laterally mountable auxiliary switch with 1 NO + 1 NC contacts, designed for snap-on fitting to the left or r...

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$6.90 - $6.90
$6.90
$6.90 - $6.90
$6.90
3RH2921 - 1DA02 3RH Auxiliary switch 2NC 3RH/3RT, lateral, screw terminal
$6.97 - $6.97
$6.97
$6.97 - $6.97
$6.97

Siemens 3RH2921-1DA02 Auxiliary Switch 2NC Lateral Screw Terminal

In stock

The Siemens 3RH2921-1DA02 is a SIRIUS lateral auxiliary switch with 2 instantaneous normally closed (NC) contacts, designed to mount on either side...

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$6.97 - $6.97
$6.97
$6.97 - $6.97
$6.97
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