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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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Siemens 3RT1055-2AB36 SIRIUS Contactor 55 A 24 V AC Coil Sold out
$373.78 - $373.78
$373.78
$373.78 - $373.78
$373.78

Siemens 3RT1055-2AB36 SIRIUS Contactor 55 A 24 V AC Coil

Out of stock

The Siemens 3RT1055-2AB36 is a high-quality SIRIUS 3RT10 series contactor designed for reliable switching of motors and power circuits in industria...

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$373.78 - $373.78
$373.78
$373.78 - $373.78
$373.78
Sold out
3RT1056 - 6AV36 Siemens Power Contactor 3P 185A 90 kW 2NO+2NC Sold out
$506.41 - $506.41
$506.41
$506.41 - $506.41
$506.41

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

Out of 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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$506.41 - $506.41
$506.41
$506.41 - $506.41
$506.41
Sold out
3RT2037 - 1KB40 3RT Contactor 3P 65A 30kW 24VDC 1NA+1NU S2
$254.08 - $254.08
$254.08
$254.08 - $254.08
$254.08

Siemens 3RT2037-1KB40 SIRIUS Power Contactor 65A 30kW 24V DC 3-pole

Low stock

The Siemens 3RT2037-1KB40 is a SIRIUS 3RT2 series power contactor rated at 65 A and 30 kW at 400 V, designed for AC-3e/AC-3 motor switching applica...

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$254.08 - $254.08
$254.08
$254.08 - $254.08
$254.08
3RT2026 - 1AP00 3RT Contactor 3P 25A 11kW 230VAC 1NA+1NU S0
$52.97 - $52.97
$52.97
$52.97 - $52.97
$52.97

Siemens 3RT2026-1AP00 Power Contactor 3P 25A 11kW 230V AC

In stock

The Siemens 3RT2026-1AP00 is a SIRIUS 3RT2 series 3-pole power contactor rated 25A at AC-3 / 11kW at 400V, designed for switching three-phase motor...

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$52.97 - $52.97
$52.97
$52.97 - $52.97
$52.97
3RH2911 - 2HA22 3RH Auxiliary switch 2NO+2NC 3RH/3RT, top mounted, spring terminal
$10.71 - $10.71
$10.71
$10.71 - $10.71
$10.71

Siemens 3RH2911-2HA22 SIRIUS Auxiliary Switch 2NO+2NC 690V

Low stock

The Siemens 3RH2911-2HA22 is a SIRIUS front-mounted auxiliary switch with 2 NO + 2 NC instantaneous contacts, designed to snap onto the front of 3R...

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$10.71 - $10.71
$10.71
$10.71 - $10.71
$10.71
3RH2911 - 1LA11 3RH Auxiliary switch 1NO+1NC 3RH/3RT, top mounted, screw terminal
$6.95 - $6.95
$6.95
$6.95 - $6.95
$6.95

Siemens 3RH2911-1LA11 SIRIUS Auxiliary Switch 1NO+1NC Front Screw

Low stock

The Siemens 3RH2911-1LA11 is a SIRIUS front-mount auxiliary switch with 1 NO and 1 NC instantaneous contacts at terminals 73/74 and 81/82, designed...

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$6.95 - $6.95
$6.95
$6.95 - $6.95
$6.95
3RH1921 - 1CA01 3RH Auxiliary switch 1NC 3RH/3RT, top mounted, screw terminal
Sold out
$3.31 - $3.31
$3.31
$3.31 - $3.31
$3.31

Siemens 3RH1921-1CA01 SIRIUS Auxiliary Switch 1NC 690V Screw Terminal

Out of stock

The Siemens 3RH1921-1CA01 is a front-side auxiliary switch from the SIRIUS range, featuring 1 instantaneous NC contact with screw terminals. It sna...

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$3.31 - $3.31
$3.31
$3.31 - $3.31
$3.31
Sold out
3RT1055 - 6AP36 3RT Contactor 3P 150A 75kW 230VAC 2NO+2NC
Sold out
$442.45 - $442.45
$442.45
$442.45 - $442.45
$442.45

Siemens 3RT1055-6AP36 Power Contactor 150A 75kW 3P 220-240V AC/DC

Out of stock

The Siemens 3RT1055-6AP36 is a SIRIUS 3RT1 size S6 3-pole power contactor designed for AC-3e/AC-3 motor and load switching duties. Rated at 150 A a...

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$442.45 - $442.45
$442.45
$442.45 - $442.45
$442.45
Sold out
3RT2037 - 1AP00 3RT Contactor 3P 65A 30kW 230VAC 1NA+1NU S2
$166.53 - $166.53
$166.53
$166.53 - $166.53
$166.53

Siemens 3RT2037-1AP00 SIRIUS Power Contactor 65A 3P 230V AC

Low stock

The 3RT2037-1AP00 is a Siemens SIRIUS 3RT2 series power contactor rated for AC-3/AC-3e operation at 65 A and 30 kW at 400 V. This 3-pole, size S2 d...

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$166.53 - $166.53
$166.53
$166.53 - $166.53
$166.53
3RT2036 - 1AP00 3RT Contactor 3P 50A 22kW 230VAC 1NA+1NU S2
$114.18 - $114.18
$114.18
$114.18 - $114.18
$114.18

Siemens 3RT2036-1AP00 Power Contactor 51A 22kW 3P 230V AC

Low stock

The Siemens 3RT2036-1AP00 is a SIRIUS 3RT2 series 3-pole power contactor rated at 51 A and 22 kW at 400 V in AC-3/AC-3e duty. It operates on a 230 ...

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$114.18 - $114.18
$114.18
$114.18 - $114.18
$114.18
3RT2035 - 1KB40 3RT Contactor 3P 40A 18,5kW 24VDC 1NA+1NU S2
Sold out
$136.82 - $136.82
$136.82
$136.82 - $136.82
$136.82

Siemens 3RT2035-1KB40 Power Contactor 3P 41A 18.5kW 24V DC

Out of stock

The Siemens 3RT2035-1KB40 is a SIRIUS frame S2 3-pole power contactor rated at 41 A and 18.5 kW at 400 V under AC-3e/AC-3 duty. The 24 V DC coil op...

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$136.82 - $136.82
$136.82
$136.82 - $136.82
$136.82
Sold out
3RT2028 - 1AP00 3RT Contactor 3P 38A 18,5kW 230VAC 1NA+1NU S0
$85.38 - $85.38
$85.38
$85.38 - $85.38
$85.38

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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$85.38 - $85.38
$85.38
$85.38 - $85.38
$85.38
3RT2027 - 1AP00 3RT Contactor 3P 32A 15kW 230VAC 1NA+1NU S0
$76.82 - $76.82
$76.82
$76.82 - $76.82
$76.82

Siemens 3RT2027-1AP00 Power Contactor 3P 32A AC-3 230V AC Coil

Low stock

The Siemens 3RT2027-1AP00 is a SIRIUS 3RT2 series 3-pole power contactor rated 32 A / 15 kW at 400 V in AC-3e/AC-3 duty. It operates from a 230 V A...

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$76.82 - $76.82
$76.82
$76.82 - $76.82
$76.82
3RT2025 - 1BB40 3RT Contactor 3P 17A 7,5kW 24VDC 1NA+1NU S0
$81.89 - $81.89
$81.89
$81.89 - $81.89
$81.89

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

In 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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$81.89 - $81.89
$81.89
$81.89 - $81.89
$81.89
3RT2024 - 1AP00 3RT Contactor 3P 12A 5,5kW 230VAC 1NA+1NU S0
$29.95 - $29.95
$29.95
$29.95 - $29.95
$29.95

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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$29.95 - $29.95
$29.95
$29.95 - $29.95
$29.95
3RT2017 - 1AP02 3RT Mini contactor 3P 12A 5,5kW 230VAC 1NU S00
$28.34 - $28.34
$28.34
$28.34 - $28.34
$28.34

Siemens 3RT2017-1AP02 SIRIUS Power Contactor 12A 5.5kW 3P 230V AC

Low stock

The Siemens 3RT2017-1AP02 is a SIRIUS 3RT2 power contactor rated at 12 A and 5.5 kW at 400 V in AC-3/AC-3e duty, for switching three-phase AC loads...

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$28.34 - $28.34
$28.34
$28.34 - $28.34
$28.34
3RV2901 - 2E 3RV2 Auxiliary switch transverse 1NO+1NC spring - type terminal
$7.87 - $7.87
$7.87
$7.87 - $7.87
$7.87

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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$7.87 - $7.87
$7.87
$7.87 - $7.87
$7.87
3RT2046 - 1KB40 Siemens Power Contactor 3P 95A 45kW 400V 24VDC 1NO+1NC, Screw Terminal, Size: S3
$314.18 - $314.18
$314.18
$314.18 - $314.18
$314.18

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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$314.18 - $314.18
$314.18
$314.18 - $314.18
$314.18
3RT2045 - 1AP00 Siemens Power Contactor 3P AC - 3e/AC - 3, 80A 37kW/400V 230VAC, 1NO+1NC, Screw Terminal, Size: S3
$205.18 - $205.18
$205.18
$205.18 - $205.18
$205.18

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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$205.18 - $205.18
$205.18
$205.18 - $205.18
$205.18
3RT2036-3KB40 Siemens Power Contactor 3P 51A 22kW 400V 24VDC 1NO+1NC, Spring-Loaded Terminal, Frame Size: S2
$177.51 - $177.51
$177.51
$177.51 - $177.51
$177.51

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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$177.51 - $177.51
$177.51
$177.51 - $177.51
$177.51
3RT2035 - 3KB40 Siemens Power Contactor 3P 41A 18,5kW 400V 24VDC 1NO+1NC, Spring - Loaded Terminal, Frame Size: S2
$136.68 - $136.68
$136.68
$136.68 - $136.68
$136.68

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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$136.68 - $136.68
$136.68
$136.68 - $136.68
$136.68
3RT2028 - 1BB44 Siemens Power Contactor 3P 38A 18,5kW 24VDC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
$136.29 - $136.29
$136.29
$136.29 - $136.29
$136.29

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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$136.29 - $136.29
$136.29
$136.29 - $136.29
$136.29
3RT2028 - 1AP04 Siemens Power Contactor 3P 38A 18,5kW 230VAC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
$95.67 - $95.67
$95.67
$95.67 - $95.67
$95.67

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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$95.67 - $95.67
$95.67
$95.67 - $95.67
$95.67
3RT2027 - 1BB44 Siemens Power Contactor 3P 32A 15kW 24VDC 2NO+2NC, Screw Terminal, Size: S0, Removable Auxiliary Switch
Sold out
$123.96 - $123.96
$123.96
$123.96 - $123.96
$123.96

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

Out of 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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$123.96 - $123.96
$123.96
$123.96 - $123.96
$123.96
Sold out
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