Skip to content

Circuit Breakers

A circuit breaker is an electrical safety device designed to protect an electrical circuit from damage caused by an overcurrent or short circuit. The basic function is to interrupt current flow to protect equipment and to prevent the risk of fire.  

Save on new circuit breakers. Express shipping available on most items. Easy 30-day returns. Shop Now!

Filters

140M-C2E-B40 Allen Bradley Circuit Breaker With Auxiliary Contact

ROCKWELL AUTOMATION
Original price $65.00 USD - Original price $65.00 USD
Original price
$65.00 USD
$65.00 USD - $65.00 USD
Current price $65.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description Type: Circuit-Breaker...

View full details
Original price $65.00 USD - Original price $65.00 USD
Original price
$65.00 USD
$65.00 USD - $65.00 USD
Current price $65.00 USD
Sold out

140M-C2E-B40 Allen-Bradley Circuit Breaker with Int. Auxiliary Contact

Allen Bradley
Original price $65.00 USD - Original price $65.00 USD
Original price
$65.00 USD
$65.00 USD - $65.00 USD
Current price $65.00 USD
Out of stock

140M-C2E-B40 140MC2EB40 Allen-Bradley Circuit Breaker with Integrated Auxiliary Contact Circuit-Breaker 4 A, Tension Clamp Spring (Surplus No Box) ...

View full details
Original price $65.00 USD - Original price $65.00 USD
Original price
$65.00 USD
$65.00 USD - $65.00 USD
Current price $65.00 USD
Sold out

1489-M1C005 Allen Bradley Miniature Circuit Breaker 1-Pole .5A C-Curve

ROCKWELL AUTOMATION
Original price $34.41 USD - Original price $34.41 USD
Original price
$34.41 USD
$34.41 USD - $34.41 USD
Current price $34.41 USD
Out of stock

1489-M1C005 1489M1C005 Allen Bradley Miniature Circuit Breaker (Surplus In Box) Description Sub Brand: 1489 Item Name: Miniature Circuit Breaker T...

View full details
Original price $34.41 USD - Original price $34.41 USD
Original price
$34.41 USD
$34.41 USD - $34.41 USD
Current price $34.41 USD
Sold out

1489-M1C010 Allen Bradley 1489 Miniature Circuit Breaker, 1 A, 1-Pole

ROCKWELL AUTOMATION
Original price $25.00 USD - Original price $25.00 USD
Original price
$25.00 USD
$25.00 USD - $25.00 USD
Current price $25.00 USD
Only 1 left!

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description Serie D Sub Brand: 14...

View full details
Original price $25.00 USD - Original price $25.00 USD
Original price
$25.00 USD
$25.00 USD - $25.00 USD
Current price $25.00 USD

1489-M1C030 Allen Bradley Miniature Circuit Breaker Ser. D 3A C-Curve

ROCKWELL AUTOMATION
Original price $40.00 USD - Original price $40.00 USD
Original price
$40.00 USD
$40.00 USD - $40.00 USD
Current price $40.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $40.00 USD - Original price $40.00 USD
Original price
$40.00 USD
$40.00 USD - $40.00 USD
Current price $40.00 USD
Sold out

1489-M1C040 Allen Bradley Miniature Circuit Breaker Ul489 4 A Ser D

ALLEN BRADLEY
Original price $30.00 USD - Original price $30.00 USD
Original price
$30.00 USD
$30.00 USD - $30.00 USD
Current price $30.00 USD
17 in stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Product Information Sub Brand: 14...

View full details
Original price $30.00 USD - Original price $30.00 USD
Original price
$30.00 USD
$30.00 USD - $30.00 USD
Current price $30.00 USD

1489-M1C060 Allen Bradley Miniature Circuit Breaker Ul489 6 A Ser D

ALLEN BRADLEY
Original price $25.00 USD - Original price $25.00 USD
Original price
$25.00 USD
$25.00 USD - $25.00 USD
Current price $25.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Product Information Sub Brand: 14...

View full details
Original price $25.00 USD - Original price $25.00 USD
Original price
$25.00 USD
$25.00 USD - $25.00 USD
Current price $25.00 USD
Sold out

1489-M1C080 Allen Bradley Circuit Breaker Series D, 8 Amps, 1-Pole

ROCKWELL AUTOMATION
Original price $44.98 USD - Original price $44.98 USD
Original price
$44.98 USD
$44.98 USD - $44.98 USD
Current price $44.98 USD
6 in stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $44.98 USD - Original price $44.98 USD
Original price
$44.98 USD
$44.98 USD - $44.98 USD
Current price $44.98 USD

1489-M1C200 Allen Bradley Miniature Circuit Breaker 20A, 1-Pole, Ser D

ROCKWELL AUTOMATION
Original price $25.00 USD - Original price $25.00 USD
Original price
$25.00 USD
$25.00 USD - $25.00 USD
Current price $25.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description Serie D Sub Brand: 14...

View full details
Original price $25.00 USD - Original price $25.00 USD
Original price
$25.00 USD
$25.00 USD - $25.00 USD
Current price $25.00 USD
Sold out

1489-M2C020 Allen Bradley Miniature Circuit Breaker Ser. D, 2A, 2-Pole

ROCKWELL AUTOMATION
Original price $68.97 USD - Original price $68.97 USD
Original price
$68.97 USD
$68.97 USD - $68.97 USD
Current price $68.97 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $68.97 USD - Original price $68.97 USD
Original price
$68.97 USD
$68.97 USD - $68.97 USD
Current price $68.97 USD
Sold out

1489-M2C030 Allen Bradley Miniature Circuit Breaker Ser. D 3A C-Curve

ROCKWELL AUTOMATION
Original price $74.99 USD - Original price $74.99 USD
Original price
$74.99 USD
$74.99 USD - $74.99 USD
Current price $74.99 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $74.99 USD - Original price $74.99 USD
Original price
$74.99 USD
$74.99 USD - $74.99 USD
Current price $74.99 USD
Sold out

1489-M2C040 Allen Bradley Miniature Circuit Breaker Ul489 4 A Ser D

ALLEN BRADLEY
Original price $45.00 USD - Original price $45.00 USD
Original price
$45.00 USD
$45.00 USD - $45.00 USD
Current price $45.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Product Information Sub Brand: 14...

View full details
Original price $45.00 USD - Original price $45.00 USD
Original price
$45.00 USD
$45.00 USD - $45.00 USD
Current price $45.00 USD
Sold out

1489-M2C060 Allen Bradley Miniature Circuit Breaker 6 A 2-Pole Ser. D

ALLEN BRADLEY
Original price $13.00 USD - Original price $13.00 USD
Original price
$13.00 USD
$13.00 USD - $13.00 USD
Current price $13.00 USD
Only 1 left!

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description Sub Brand 1489 Seri...

View full details
Original price $13.00 USD - Original price $13.00 USD
Original price
$13.00 USD
$13.00 USD - $13.00 USD
Current price $13.00 USD

1489-M2C060 Allen Bradley Miniature Circuit Breaker 6 Amp 2-Pole

ROCKWELL AUTOMATION
Original price $65.56 USD - Original price $65.56 USD
Original price
$65.56 USD
$65.56 USD - $65.56 USD
Current price $65.56 USD
Only 2 left!

1489-M2C060 1489M2C060 Allen Bradley Miniature Circuit Breaker Surplus In Box Description Sub Brand: 1489 Type: Branch Circuit Protectors Number O...

View full details
Original price $65.56 USD - Original price $65.56 USD
Original price
$65.56 USD
$65.56 USD - $65.56 USD
Current price $65.56 USD

1489-M2C060 Allen Bradley Miniature Circuit Breaker 6 Amps, 2-Pole

ROCKWELL AUTOMATION
Original price $15.00 USD - Original price $15.00 USD
Original price
$15.00 USD
$15.00 USD - $15.00 USD
Current price $15.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description Sub Brand 1489 Seri...

View full details
Original price $15.00 USD - Original price $15.00 USD
Original price
$15.00 USD
$15.00 USD - $15.00 USD
Current price $15.00 USD
Sold out

1489-M2C080 Allen Bradley Miniature Circuit Breaker 8A 2-Pole Ser. D

ROCKWELL AUTOMATION
Original price $66.60 USD - Original price $66.60 USD
Original price
$66.60 USD
$66.60 USD - $66.60 USD
Current price $66.60 USD
Out of stock

1489-M2C080 1489M2C080 Allen Bradley Miniature Circuit Breaker Branch Circuit Protectors Surplus In Box Description Sub Brand: 1489 Item Name: Min...

View full details
Original price $66.60 USD - Original price $66.60 USD
Original price
$66.60 USD
$66.60 USD - $66.60 USD
Current price $66.60 USD
Sold out

1489-M2C150 Allen Bradley Circuit Breaker, 2-Pole, 15 A

Rockwell Automation
Original price $55.20 USD - Original price $55.20 USD
Original price
$55.20 USD
$55.20 USD - $55.20 USD
Current price $55.20 USD
Out of stock

1489-M2C150 1489M2C150 Allen-Bradley Bulletin 1489 Miniature Circuit Breaker, Standard Configuration, AC, 2 Pole Configuration, Trip Curve C, Max ...

View full details
Original price $55.20 USD - Original price $55.20 USD
Original price
$55.20 USD
$55.20 USD - $55.20 USD
Current price $55.20 USD
Sold out

1489-M2D060 Allen Bradley Miniature Circuit Breaker 6 Amps, 2-Pole

ROCKWELL AUTOMATION
Original price $44.98 USD - Original price $44.98 USD
Original price
$44.98 USD
$44.98 USD - $44.98 USD
Current price $44.98 USD
Only 5 left!

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $44.98 USD - Original price $44.98 USD
Original price
$44.98 USD
$44.98 USD - $44.98 USD
Current price $44.98 USD

1489-M3C050 Allen Bradley 1489-M Thermal-Magnetic Circuit Breaker

ROCKWELL AUTOMATION
Original price $75.00 USD - Original price $75.00 USD
Original price
$75.00 USD
$75.00 USD - $75.00 USD
Current price $75.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description Bulletin 1489-M Therma...

View full details
Original price $75.00 USD - Original price $75.00 USD
Original price
$75.00 USD
$75.00 USD - $75.00 USD
Current price $75.00 USD
Sold out

1489-M3C050 Allen Bradley Thermal-Magnetic Circuit Breaker Series D

ALLEN BRADLEY
Original price $102.56 USD - Original price $102.56 USD
Original price
$102.56 USD
$102.56 USD - $102.56 USD
Current price $102.56 USD
Out of stock

Product Information Sold By Unit Sub Brand: 1489 Type: Branch Circuit Protectors Number Of Poles: 3 Amperage Rating: 5 A Trip Type: C Standards: C...

View full details
Original price $102.56 USD - Original price $102.56 USD
Original price
$102.56 USD
$102.56 USD - $102.56 USD
Current price $102.56 USD
Sold out

1489-M3C060 Allen Bradley Miniature Circuit Breaker 6A Ser D 3-Pole

ALLEN BRADLEY
Original price $75.00 USD - Original price $75.00 USD
Original price
$75.00 USD
$75.00 USD - $75.00 USD
Current price $75.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $75.00 USD - Original price $75.00 USD
Original price
$75.00 USD
$75.00 USD - $75.00 USD
Current price $75.00 USD
Sold out

1489-M3C060 Allen Bradley Miniature Circuit Breaker 6A, 3-Pole, Ser D

ROCKWELL AUTOMATION
Original price $75.00 USD - Original price $75.00 USD
Original price
$75.00 USD
$75.00 USD - $75.00 USD
Current price $75.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $75.00 USD - Original price $75.00 USD
Original price
$75.00 USD
$75.00 USD - $75.00 USD
Current price $75.00 USD
Sold out

1489-M3C100 Allen Bradley Miniature Circuit Breaker 10A C-Curve Ser D

ALLEN BRADLEY
Original price $85.00 USD - Original price $85.00 USD
Original price
$85.00 USD
$85.00 USD - $85.00 USD
Current price $85.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $85.00 USD - Original price $85.00 USD
Original price
$85.00 USD
$85.00 USD - $85.00 USD
Current price $85.00 USD
Sold out

1489-M3C100 Allen Bradley Miniature Circuit Breaker Ser D 10A C-Curve

ROCKWELL AUTOMATION
Original price $85.00 USD - Original price $85.00 USD
Original price
$85.00 USD
$85.00 USD - $85.00 USD
Current price $85.00 USD
Out of stock

This Product Has Been Installed And Project Canceled, And Finally Never Served. Less Than 10 Hours Of Operation. Description ...

View full details
Original price $85.00 USD - Original price $85.00 USD
Original price
$85.00 USD
$85.00 USD - $85.00 USD
Current price $85.00 USD
Sold out
FREE SHIPPING

On orders over $1000+

WE’RE HERE TO HELP

Call us! 1-866-939-7717.
Mon-Fri 8am - 4pm EST

CHAT WITH US

We offer chat support.
Mon-Fri 8am - 4pm EST

USA & CAD LOCATIONS

To better serve you!

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare