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Siemens PLCs & Electrical Components | Automation & Control

Siemens Electrical Components & PLCs - Industrial Control & Automation Solutions
Explore our comprehensive range of Siemens products, trusted worldwide for excellence in power distribution, motor control, and industrial automation. We offer genuine circuit breakers, contactors, overload relays, motor starters, and programmable logic controllers (PLCs)-ideal for control panels, manufacturing systems, and automation projects.

Whether you're building a smart factory or upgrading your electrical infrastructure, Siemens delivers cutting-edge performance, reliability, and safety. All products are competitively priced and available with fast worldwide shipping.

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3RT2025 - 1BB44 3RT Contactor 3P 17A 7,5kW 24VDC 2NA+2NU S0
$58.40 - $58.40
$58.40
$58.40 - $58.40
$58.40

Siemens 3RT2025-1BB44 Power Contactor 17A 7.5kW/400V 3P 24V DC

Low stock

The Siemens 3RT2025-1BB44 is a SIRIUS 3RT2 3-pole power contactor rated at 17 A and 7.5 kW at 400 V (AC-3/AC-3e). It operates on a 24 V DC control ...

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$58.40 - $58.40
$58.40
$58.40 - $58.40
$58.40
3RT2025 - 1AP04 3RT Contactor 3P 17A 7,5kW 230VAC 2NA+2NU S0
$36.60 - $36.60
$36.60
$36.60 - $36.60
$36.60

Siemens 3RT2025-1AP04 SIRIUS Power Contactor 17A 7.5kW 230V AC 3P

Low stock

The Siemens 3RT2025-1AP04 (MLFB: 3RT2025-1AP04) is a SIRIUS 3RT2 series 3-pole power contactor rated at 17 A / 7.5 kW at 400 V in AC-3/AC-3e duty, ...

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$36.60 - $36.60
$36.60
$36.60 - $36.60
$36.60
3RT2024 - 1BB40 3RT Contactor 3P 12A 5,5kW 24VDC 1NA+1NU S0
$43.15 - $43.15
$43.15
$43.15 - $43.15
$43.15

Siemens 3RT2024-1BB40 Power Contactor 12A 5.5kW 3P 24V DC

Low stock

The Siemens 3RT2024-1BB40 is a SIRIUS 3RT2 three-pole power contactor rated at 12 A (AC-3) and 5.5 kW at 400 V. It operates from a 24 V DC control ...

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$43.15 - $43.15
$43.15
$43.15 - $43.15
$43.15
3RT2023 - 1AP04 3RT Contactor 3P 9A 4kW 230VAC 2NA+2NU S0
$25.58 - $25.58
$25.58
$25.58 - $25.58
$25.58

Siemens 3RT2023-1AP04 SIRIUS Power Contactor 3P 9A AC-3 230V

Low stock

The Siemens 3RT2023-1AP04 (MLFB: 3RT2023-1AP04) is a SIRIUS 3RT2 series 3-pole power contactor rated at 9 A AC-3 / 4 kW at 400 V, with a 230 V AC 5...

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$25.58 - $25.58
$25.58
$25.58 - $25.58
$25.58
3RT2024 - 1AP04 3RT Contactor 3P 12A 5,5kW 230VAC 2NA+2NU S0
$28.93 - $28.93
$28.93
$28.93 - $28.93
$28.93

Siemens 3RT2024-1AP04 Power Contactor 3P 12A 5.5kW 230V AC S0

Low stock

The Siemens 3RT2024-1AP04 is a 3-pole SIRIUS power contactor rated 12 A / 5.5 kW at 400 V in AC-3/AC-3e duty, with a 230 V AC, 50 Hz control coil. ...

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$28.93 - $28.93
$28.93
$28.93 - $28.93
$28.93
3RT2023 - 1BB44 3RT Contactor 3P 9A 4kW 24VDC 2NA+2NU S0
$47.61 - $47.61
$47.61
$47.61 - $47.61
$47.61

Siemens 3RT2023-1BB44 SIRIUS Power Contactor 3P 9A 4kW 24V DC

Low stock

The Siemens 3RT2023-1BB44 is a 3-pole SIRIUS power contactor rated 9 A (AC-3) and 4 kW at 400 V, controlled by a 24 V DC coil. It includes a remova...

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$47.61 - $47.61
$47.61
$47.61 - $47.61
$47.61
3RT2023 - 1BB40 3RT Contactor 3P 9A 4kW 24VDC 1NA+1NU S0
$39.06 - $39.06
$39.06
$39.06 - $39.06
$39.06

Siemens 3RT2023-1BB40 Power Contactor 9A 4kW 3P 24V DC S0

In stock

The Siemens 3RT2023-1BB40 is a SIRIUS 3RT2 series 3-pole power contactor rated 9 A at 400 V (AC-3) with an operating power of 4 kW at 400 V. It is ...

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$39.06 - $39.06
$39.06
$39.06 - $39.06
$39.06
3RT2023 - 1AP00 3RT Contactor 3P 9A 4kW 230VAC 1NA+1NU S0
$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30

Siemens 3RT2023-1AP00 Power Contactor 9A 4kW 3P 230V AC

In stock

The Siemens 3RT2023-1AP00 is a SIRIUS power contactor, 3-pole, rated 9 A at AC-3e/AC-3 and 4 kW at 400 V. The control coil operates at 230 V AC, 50...

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$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30
3RT2018 - 1AP01 3RT Mini contactor 3P 16A 7,5kW 230VAC 1NA S00
$26.00 - $26.00
$26.00
$26.00 - $26.00
$26.00

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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$26.00 - $26.00
$26.00
$26.00 - $26.00
$26.00
3RT2018 - 1AP02 3RT Mini contactor 3P 16A 7,5kW 230VAC 1NU S00
$26.00 - $26.00
$26.00
$26.00 - $26.00
$26.00

Siemens 3RT2018-1AP02 Power Contactor 16A 7.5kW 230V AC Coil

In stock

The Siemens 3RT2018-1AP02 is a SIRIUS 3RT2 series 3-pole power contactor rated at 16 A and 7.5 kW at 400 V under AC-3e/AC-3 duty. It is controlled ...

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$26.00 - $26.00
$26.00
$26.00 - $26.00
$26.00
3RT2017 - 1AP02 3RT Mini contactor 3P 12A 5,5kW 230VAC 1NU S00
$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50

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

In 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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$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50
3RT2017 - 1AP01 3RT Mini contactor 3P 12A 5,5kW 230VAC 1NA S00
$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50

Siemens 3RT2017-1AP01 Power Contactor 3P 12A AC-3 230V Coil S00

In stock

The Siemens 3RT2017-1AP01 (MLFB: 3RT2017-1AP01) is a SIRIUS 3RT2 series 3-pole power contactor rated at 12 A / 5.5 kW at 400 V under AC-3/AC-3e dut...

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$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50
3RT2016 - 1AP01 3RT Mini contactor 3P 9A 4kW 230VAC 1NA S00
$16.63 - $16.63
$16.63
$16.63 - $16.63
$16.63

Siemens 3RT2016-1AP01 Power Contactor 3P 9A 4kW 230V AC

In stock

The Siemens 3RT2016-1AP01 is a SIRIUS 3RT2 series power contactor rated at 9 A (AC-3) and 4 kW at 400 V. It provides 3-pole main circuit switching ...

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$16.63 - $16.63
$16.63
$16.63 - $16.63
$16.63
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 - 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
3RT2015 - 1AP01 3RT Mini contactor 3P 7A 3kW 230VAC 1NA S00
$15.63 - $15.63
$15.63
$15.63 - $15.63
$15.63

Siemens 3RT2015-1AP01 Power Contactor 3-pole 7A AC-3 230V AC Coil

Low stock

The Siemens 3RT2015-1AP01 is a SIRIUS 3RT2 series 3-pole power contactor rated 7 A / 3 kW at 400 V in AC-3 duty, controlled by a 230 V AC coil at 5...

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$15.63 - $15.63
$15.63
$15.63 - $15.63
$15.63
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
3RH2921 - 2DA02 3RH Auxiliary switch 2NC 3RH/3RT, lateral, spring terminal
$6.90 - $6.90
$6.90
$6.90 - $6.90
$6.90

Siemens 3RH2921-2DA02 SIRIUS Auxiliary Switch 2NC Lateral 690V

Low stock

The Siemens 3RH2921-2DA02 is a SIRIUS lateral auxiliary switch with 2 NC instantaneous contacts, designed to snap-on beside 3RT2 contactors and 3RH...

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$6.90 - $6.90
$6.90
$6.90 - $6.90
$6.90
3RH2921 - 1DA20 3RH Auxiliary switch 2NO 3RH/3RT, lateral, screw terminal
$6.65 - $6.65
$6.65
$6.65 - $6.65
$6.65

Siemens 3RH2921-1DA20 Auxiliary Switch 2NO Lateral Screw Terminal

Low stock

The Siemens 3RH2921-1DA20 is a SIRIUS lateral auxiliary switch providing 2 instantaneous normally open contacts for use with 3RT2 contactors and 3R...

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$6.65 - $6.65
$6.65
$6.65 - $6.65
$6.65
3RH2911 - 1FA04 3RH Auxiliary switch 4NC 3RH/3RT, top mounted, screw terminal
$7.40 - $7.40
$7.40
$7.40 - $7.40
$7.40

Siemens 3RH2911-1FA04 SIRIUS Auxiliary Switch 4NC 690V Screw Terminal

Low stock

The Siemens 3RH2911-1FA04 is a SIRIUS series auxiliary switch designed to snap onto the front of 3RT2.1 contactors and 3RH2 contactor relays. It pr...

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$7.40 - $7.40
$7.40
$7.40 - $7.40
$7.40
3RH2911 - 2FA40 3RH Auxiliary switch 4NO 3RH/3RT, top mounted, spring terminal
$7.40 - $7.40
$7.40
$7.40 - $7.40
$7.40

Siemens 3RH2911-2FA40 SIRIUS Auxiliary Switch 4NO Spring Terminal

Low stock

The Siemens 3RH2911-2FA40 is a SIRIUS front-mount auxiliary switch with 4 normally open (NO) instantaneous contacts, designed to snap onto the fron...

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$7.40 - $7.40
$7.40
$7.40 - $7.40
$7.40
3RH2911 - 2FA04 3RH Auxiliary switch 4NC 3RH/3RT, top mounted, spring terminal
$7.40 - $7.40
$7.40
$7.40 - $7.40
$7.40

Siemens 3RH2911-2FA04 SIRIUS Auxiliary Switch 4NC Front 690V

Low stock

The Siemens 3RH2911-2FA04 is a SIRIUS front-mounted auxiliary switch featuring 4 NC instantaneous contacts with spring-loaded terminals. It snaps d...

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$7.40 - $7.40
$7.40
$7.40 - $7.40
$7.40
3RH2911 - 1DA11 3RH Auxiliary switch 1NO+1NC 3RH/3RT, lateral, screw terminal
$6.65 - $6.65
$6.65
$6.65 - $6.65
$6.65

Siemens 3RH2911-1DA11 SIRIUS Auxiliary Switch 1NO+1NC Lateral

In stock

The Siemens 3RH2911-1DA11 is a SIRIUS lateral auxiliary switch with 1 NO and 1 NC instantaneous contact, designed for snap-on mounting onto 3RT2.1 ...

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$6.65 - $6.65
$6.65
$6.65 - $6.65
$6.65
3RH1921 - 2CA01 3RH Auxiliary switch 1NC 3RH/3RT, top mounted, spring terminal
$2.40 - $2.40
$2.40
$2.40 - $2.40
$2.40

Siemens 3RH1921-2CA01 SIRIUS Auxiliary Switch 1NC Spring for 3RT1

In stock

The Siemens 3RH1921-2CA01 is a SIRIUS front-side auxiliary switch with 1 NC instantaneous contact and spring-loaded terminals, designed for snap-on...

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$2.40 - $2.40
$2.40
$2.40 - $2.40
$2.40
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