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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.

Original price $25.41 - Original price $25.41
Original price
$25.41
$25.41 - $25.41
Current price $25.41

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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Original price $25.41 - Original price $25.41
Original price
$25.41
$25.41 - $25.41
Current price $25.41
Original price $20.03 - Original price $20.03
Original price
$20.03
$20.03 - $20.03
Current price $20.03

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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Original price $20.03 - Original price $20.03
Original price
$20.03
$20.03 - $20.03
Current price $20.03
Original price $16.26 - Original price $16.26
Original price
$16.26
$16.26 - $16.26
Current price $16.26

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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Original price $16.26 - Original price $16.26
Original price
$16.26
$16.26 - $16.26
Current price $16.26
Original price $6.75 - Original price $6.75
Original price
$6.75
$6.75 - $6.75
Current price $6.75

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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Original price $6.75 - Original price $6.75
Original price
$6.75
$6.75 - $6.75
Current price $6.75
Original price $6.50 - Original price $6.50
Original price
$6.50
$6.50 - $6.50
Current price $6.50

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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Original price $6.50 - Original price $6.50
Original price
$6.50
$6.50 - $6.50
Current price $6.50
Original price $15.28 - Original price $15.28
Original price
$15.28
$15.28 - $15.28
Current price $15.28

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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Original price $15.28 - Original price $15.28
Original price
$15.28
$15.28 - $15.28
Current price $15.28
Original price $6.82 - Original price $6.82
Original price
$6.82
$6.82 - $6.82
Current price $6.82

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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Original price $6.82 - Original price $6.82
Original price
$6.82
$6.82 - $6.82
Current price $6.82
Original price $6.75 - Original price $6.75
Original price
$6.75
$6.75 - $6.75
Current price $6.75

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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Original price $6.75 - Original price $6.75
Original price
$6.75
$6.75 - $6.75
Current price $6.75
Original price $6.50 - Original price $6.50
Original price
$6.50
$6.50 - $6.50
Current price $6.50

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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Original price $6.50 - Original price $6.50
Original price
$6.50
$6.50 - $6.50
Current price $6.50
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23

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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Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23

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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Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23

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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Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23
Original price $6.50 - Original price $6.50
Original price
$6.50
$6.50 - $6.50
Current price $6.50

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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Original price $6.50 - Original price $6.50
Original price
$6.50
$6.50 - $6.50
Current price $6.50
Original price $2.34 - Original price $2.34
Original price
$2.34
$2.34 - $2.34
Current price $2.34

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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Original price $2.34 - Original price $2.34
Original price
$2.34
$2.34 - $2.34
Current price $2.34
Original price $2.34 - Original price $2.34
Original price
$2.34
$2.34 - $2.34
Current price $2.34

Siemens 3RH1921-2CA10 SIRIUS Auxiliary Switch 1NO Spring Terminal 3RT1

In stock

The Siemens 3RH1921-2CA10 is a SIRIUS front-mounted auxiliary switch with 1 normally open (NO) instantaneous contact and spring-type terminals, des...

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Original price $2.34 - Original price $2.34
Original price
$2.34
$2.34 - $2.34
Current price $2.34
Original price $30.54 - Original price $30.54
Original price
$30.54
$30.54 - $30.54
Current price $30.54

Siemens 5SL6363-7 Miniature Circuit Breaker 3P 63A C 6kA

Low stock

The Siemens 5SL6363-7 is a 3-pole SENTRON miniature circuit breaker rated at 63 A with a type C tripping characteristic, designed for overcurrent a...

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Original price $30.54 - Original price $30.54
Original price
$30.54
$30.54 - $30.54
Current price $30.54
Original price $22.83 - Original price $22.83
Original price
$22.83
$22.83 - $22.83
Current price $22.83

Siemens 5SL6340-7 SENTRON Miniature Circuit Breaker 3P 40A C 6kA

Low stock

The Siemens 5SL6340-7 is a SENTRON series 3-pole miniature circuit breaker rated 40 A with a C tripping characteristic and 6 kA breaking capacity a...

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Original price $22.83 - Original price $22.83
Original price
$22.83
$22.83 - $22.83
Current price $22.83
Original price $23.26 - Original price $23.26
Original price
$23.26
$23.26 - $23.26
Current price $23.26

Siemens 5SL6350-7 Miniature Circuit Breaker 3P 50A C 6kA 400V

Low stock

The Siemens 5SL6350-7 (MLFB: 5SL6350-7) is a SENTRON 3-pole miniature circuit breaker rated 50 A with C tripping characteristic, designed for AC su...

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Original price $23.26 - Original price $23.26
Original price
$23.26
$23.26 - $23.26
Current price $23.26
Original price $15.55 - Original price $15.55
Original price
$15.55
$15.55 - $15.55
Current price $15.55

Siemens 5SL6332-7 SENTRON Miniature Circuit Breaker 3P 32A C 6kA

Out of stock

The Siemens 5SL6332-7 (MLFB: 5SL6332-7) is a SENTRON 3-pole miniature circuit breaker rated at 32 A with a C tripping characteristic and 6 kA break...

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Original price $15.55 - Original price $15.55
Original price
$15.55
$15.55 - $15.55
Current price $15.55
Sold out
Original price $13.14 - Original price $13.14
Original price
$13.14
$13.14 - $13.14
Current price $13.14

Siemens 5SL6320-7 Miniature Circuit Breaker 3P 20A C 6kA 400V

In stock

The Siemens 5SL6320-7 (MLFB: 5SL6320-7) is a SENTRON 3-pole miniature circuit breaker rated at 20 A with a C tripping characteristic and 6 kA break...

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Original price $13.14 - Original price $13.14
Original price
$13.14
$13.14 - $13.14
Current price $13.14
Original price $16.86 - Original price $16.86
Original price
$16.86
$16.86 - $16.86
Current price $16.86

Siemens 5SL6304-7 SENTRON Miniature Circuit Breaker 3P 4A C 6kA

Low stock

The Siemens 5SL6304-7 (MLFB: 5SL6304-7) is a SENTRON 3-pole miniature circuit breaker rated at 4A with a Type C tripping characteristic and 6kA bre...

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Original price $16.86 - Original price $16.86
Original price
$16.86
$16.86 - $16.86
Current price $16.86
Original price $15.55 - Original price $15.55
Original price
$15.55
$15.55 - $15.55
Current price $15.55

Siemens 5SL6302-7 SENTRON Miniature Circuit Breaker 3P 2A C 6kA

Low stock

The Siemens 5SL6302-7 is a SENTRON 3-pole miniature circuit breaker rated at 2A with a C tripping characteristic, providing overcurrent and short-c...

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Original price $15.55 - Original price $15.55
Original price
$15.55
$15.55 - $15.55
Current price $15.55
Original price $7.21 - Original price $7.21
Original price
$7.21
$7.21 - $7.21
Current price $7.21

Siemens 5SL6163-7 Miniature Circuit Breaker 1P 63A C 6kA 230/400V

Low stock

The Siemens 5SL6163-7 (MLFB: 5SL6163-7) is a 1-pole SENTRON miniature circuit breaker rated at 63 A with a Type C tripping characteristic and a bre...

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Original price $7.21 - Original price $7.21
Original price
$7.21
$7.21 - $7.21
Current price $7.21
Original price $6.16 - Original price $6.16
Original price
$6.16
$6.16 - $6.16
Current price $6.16

Siemens 5SL6150-7 Miniature Circuit Breaker 1P 50A C 6kA

In stock

The Siemens 5SL6150-7 is a 1-pole SENTRON miniature circuit breaker rated 50A with a type C tripping characteristic, designed for overcurrent and s...

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Original price $6.16 - Original price $6.16
Original price
$6.16
$6.16 - $6.16
Current price $6.16
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