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140M Circuit Breakers

Allen Bradley 140M Circuit Breakers

Allen Bradley 140M circuit breakers are designed for motor protection, and they support several protective functions. These protective functions include thermal overload protection, magnetic short circuit branch circuit protection, and manual switching. The 140M circuit breakers feature a current range of 0.1 to 45 Amps, and they support Type 2 coordination with contactors from the Allen Bradley Bulletin 100-C product line. These circuit breakers support Class 10 overload protection options.

Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Browse 140M Circuit Breakers

Browse available units in our catalog of 140M Circuit Breakers.

140M-I8P-B70S-CX

The 140M-I8P-B70S-CX circuit breaker is a three-phase circuit breaker. It also comes with three poles.

Available
5.0

140M-I8P-C50

This 140M series breaker features an I-Frame design and consists of three poles. It operates efficiently at frequencies ranging from 50 Hz to 60 Hz. At 460 VAC, it supports horsepower ratings between

Available
4.8

140M-C-PEC23

This connecting module is designed to mount on a single DIN rail and has a protection rating of IP2X, ensuring adequate safety from accidental contact. It can withstand shock forces of up to 30 g over

In Stock Ships Today
4.8

140M-D8E-C10

Targeted for the Bulletin 140M-D series, this circuit breaker has a maximum short-circuit current rating of 100 kA at 400V and 65 kA for group motors at 480V. It can accommodate three-phase horsepower

In Stock Ships Today
4.8

140MG-G8P-D12

The Allen-Bradley 140MG-G8P-D12 Circuit Breaker is a Motor Protector Circuit Breaker with an adjustable magnetic only trip unit. It has a 100 kilo-Amps (KA) interrupting rating and a continuous curren

In Stock Ships Tomorrow
4.9

140MT-C3E-C10

This device operates within a current range of 6.3 to 10 A and utilizes a dial-set method for adjustments. With a fixed magnetic trip rating based on 14 times the rated current, the breaker guarantees

In Stock Ships Today
5.0

140MG-H8P-B30

The Allen-Bradley 140MG-H8P-B30 Circuit Breaker is a Motor Protector Circuit Breaker with only an adjustable magnetic trip unit. It has a 100 kilo-Amps (KA) interrupting rating at 415 Volts AC and a c

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4.7

140M-I8P-C50S-CX

The 140M-I8P-C50S-CX Motor Protection Circuit Breaker is a high performance, high breaking, and compact breaker from Allen-Bradley/Rockwell Automation. It has a Size I frame, 3 poles, and 205 Amps of

In Stock Ships Today
4.6

140M-K5F-C80

The 140M-K5F-C80 circuit breaker is a 3-pole motor protection circuit breaker manufactured by Allen-Bradley. For the thermal release mode, the adjustable current range is from 63 to 80 Amps. At 400 to

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4.6

140M-H8P-C70

The 140M-H8P-C70 circuit breaker is a molded-case circuit breaker that has been designed and manufactured by Allen-Bradley. This circuit breaker has been designed for Frame H from the Allen-Bradley 14

Available
5.0
Showing 31-40 of 168 results