Skip to content
🌍 We ship worldwide! 🚚✈️
🌍 We ship worldwide! 🚚✈️

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!

5SJ4125-7HG42 5ST3010 Siemens Circuit Breaker With Aux. Circuit Switch

Siemens
Original price $37.50 USD - Original price $37.50 USD
Original price
$37.50 USD
$37.50 USD - $37.50 USD
Current price $37.50 USD
Only 1 left!

Product Information 5SJ4125-7HG42 Circuit Breaker 10kA, 1-Pole, C, 25A According To UL 489-277V EAN: 4001869383644 Assembly With 5ST3010 Auxiliary ...

View full details
Original price $37.50 USD - Original price $37.50 USD
Original price
$37.50 USD
$37.50 USD - $37.50 USD
Current price $37.50 USD

GV2ME06 Schneider Electric Motor Circuit Breaker, TeSys Deca

TeSys
Original price $72.50 USD - Original price $72.50 USD
Original price
$72.50 USD
$72.50 USD - $72.50 USD
Current price $72.50 USD
Only 1 left!

Product Information Range TeSys Deca Product name TeSys GV2TeSys D...

View full details
Original price $72.50 USD - Original price $72.50 USD
Original price
$72.50 USD
$72.50 USD - $72.50 USD
Current price $72.50 USD

ATMR25 Mersen Ferraz Shawmut Fuse Class CC Fast Acting 25 A

Ferraz Shawmut
Original price $41.25 USD - Original price $41.25 USD
Original price
$41.25 USD
$41.25 USD - $41.25 USD
Current price $41.25 USD
Out of stock

Product Information Sold Per Pack Of 10 Product Attribute Attribute Value Class Class CC Current Rating 25 A Dimensions 10 x 38 mm Ser...

View full details
Original price $41.25 USD - Original price $41.25 USD
Original price
$41.25 USD
$41.25 USD - $41.25 USD
Current price $41.25 USD
Sold out

B330 Siemens Type BL Circuit Breaker, 240V, 30A, 3-Pole, 10kA

Siemens
Original price $160.00 USD - Original price $160.00 USD
Original price
$160.00 USD
$160.00 USD - $160.00 USD
Current price $160.00 USD
Out of stock

Product Information Type: Type BL Low Voltage Series: BL Voltage Rating: 240V AC Amperage Rating: 30 A Frequency Rating: 60 Hz Interrupt Rating: 1...

View full details
Original price $160.00 USD - Original price $160.00 USD
Original price
$160.00 USD
$160.00 USD - $160.00 USD
Current price $160.00 USD
Sold out

M9F42315 Schneider Electric Multi 9 Miniature Circuit Breaker 15A

Schneider Electric
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. Sold By Unit Multi 9 Miniature Ci...

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

BQ3B030 Siemens Type BQ Low Voltage Molded Case Circuit Breaker 30 Amp

Siemens
Original price $51.25 USD - Original price $51.25 USD
Original price
$51.25 USD
$51.25 USD - $51.25 USD
Current price $51.25 USD
Only 1 left!

Product Information Type: Type BQ Low Voltage Voltage Rating: 240V AC Amperage Rating: 30 Amps Frequency Rating: 50/60 Hz Trip Type: Thermal Magne...

View full details
Original price $51.25 USD - Original price $51.25 USD
Original price
$51.25 USD
$51.25 USD - $51.25 USD
Current price $51.25 USD

Siemens B320 Type BL Low Voltage Molded Case Circuit Breaker, 20A, 3-Pole, New

Siemens
Original price $131.74 USD - Original price $131.74 USD
Original price
$131.74 USD
$131.74 USD - $131.74 USD
Current price $131.74 USD
Only 1 left!

B320 Siemens Low Voltage Molded Case Circuit Breaker New Description Type BL Low Voltage Trip Type Thermal Magnetic Breaker 20 Amps 3-Pole Phase 3...

View full details
Original price $131.74 USD - Original price $131.74 USD
Original price
$131.74 USD
$131.74 USD - $131.74 USD
Current price $131.74 USD

Siemens BQ1B015 Circuit Breaker Type BQ, 15 A, 1 Pole

Siemens
Original price $27.50 USD - Original price $27.50 USD
Original price
$27.50 USD
$27.50 USD - $27.50 USD
Current price $27.50 USD
6 in stock

Product Information Type: Type BQ Low Voltage Series: BQ Voltage Rating: 120V AC Amperage Rating: 15 A Frequency Rating: 50/60 Hz Interrupt Rating...

View full details
Original price $27.50 USD - Original price $27.50 USD
Original price
$27.50 USD
$27.50 USD - $27.50 USD
Current price $27.50 USD

BQ1B020 Siemens, Low Voltage Molded Case Circuit Breaker, 20A, 120V AC

Siemens
Original price $19.34 USD - Original price $19.34 USD
Original price
$19.34 USD
$19.34 USD - $19.34 USD
Current price $19.34 USD
Only 3 left!

BQ1B020 Siemens Type BQ Low Voltage Molded Case Circuit Breaker, 120 VAC, 20 A, 10 kA Interrupt, 1 Pole, Thermal Magnetic Trip Description Type: T...

View full details
Original price $19.34 USD - Original price $19.34 USD
Original price
$19.34 USD
$19.34 USD - $19.34 USD
Current price $19.34 USD

BQ3B030L Siemens Type BQ Low Voltage Molded Case Circuit Breaker, 3-P

Siemens
Original price $166.25 USD - Original price $166.25 USD
Original price
$166.25 USD
$166.25 USD - $166.25 USD
Current price $166.25 USD
Only 1 left!

BQ3B030L Siemens Molded Case Circuit Breaker, Type BQ Low Voltage, 240 VAC, 30 A, 10 kA Interrupt, Thermal Magnetic Trip, 3 Pole, 3 Ph, Handle Actu...

View full details
Original price $166.25 USD - Original price $166.25 USD
Original price
$166.25 USD
$166.25 USD - $166.25 USD
Current price $166.25 USD

B215 Siemens Circuit Breaker Thermal/Magnetic 2 Poles 15A BL Series

Siemens
Original price $22.34 USD - Original price $22.34 USD
Original price
$22.34 USD
$22.34 USD - $22.34 USD
Current price $22.34 USD
Out of stock

B215 Siemens Circuit Breaker Thermal/Magnetic Cur Rtg 15A 2 Pole 120/240V 10KAIC BL Series (New No Box) Product Specifications Current Rating: 15 ...

View full details
Original price $22.34 USD - Original price $22.34 USD
Original price
$22.34 USD
$22.34 USD - $22.34 USD
Current price $22.34 USD
Sold out

Q0220 Miniature Circuit Breaker Standard 20 A, 2 P, Pressure Plate

Square D
Original price $16.53 USD - Original price $16.53 USD
Original price
$16.53 USD
$16.53 USD - $16.53 USD
Current price $16.53 USD
Out of stock

Q0220 Unbranded Miniature Circuit Breaker Standard 20 A, 2 P, Pressure Plate (New No Box) Description: Circuit breaker SQUARE D clip-on 2 poles 20...

View full details
Original price $16.53 USD - Original price $16.53 USD
Original price
$16.53 USD
$16.53 USD - $16.53 USD
Current price $16.53 USD
Sold out

M9F22108 Schneider Electric Multi 9 Miniature Circuit-Breaker C Curve

Schneider Electric
Original price $22.48 USD - Original price $22.48 USD
Original price
$22.48 USD
$22.48 USD - $22.48 USD
Current price $22.48 USD
Out of stock

M9F22108 Multi 9 Miniature Circuit-Breaker C Curve Multi 9 - C60SP - MCB - 1P - 8 A - C Curve - 277 V - 10 kA - UL 1077 Mainrange: Multi 9product n...

View full details
Original price $22.48 USD - Original price $22.48 USD
Original price
$22.48 USD
$22.48 USD - $22.48 USD
Current price $22.48 USD
Sold out

Schneider M9F42108 Miniature Circuit-Breaker Multi 9, 8 A, 1-Pole, Sold By Unit

Schneider Electric
Original price $14.63 USD - Original price $14.63 USD
Original price
$14.63 USD
$14.63 USD - $14.63 USD
Current price $14.63 USD
Out of stock

Product Information Sold By Unit Range: Multi 9 Product Name: Multi 9 C60 Product Or Component Type: Miniature Circuit-Breaker Device Short Name: ...

View full details
Original price $14.63 USD - Original price $14.63 USD
Original price
$14.63 USD
$14.63 USD - $14.63 USD
Current price $14.63 USD
Sold out

M9F42340 Schneider Electric Multi 9 Miniature Circuit-Breaker 3-Pole

Schneider Electric
Original price $41.39 USD - Original price $41.39 USD
Original price
$41.39 USD
$41.39 USD - $41.39 USD
Current price $41.39 USD
Out of stock

M9F42340 Schneider Electric Multi 9 - C60BP - MCB - 3P - 40 A - C Curve - 240 V - 10 kA - UL 489 (Sold By Unit, New No Box) Description Range: Mul...

View full details
Original price $41.39 USD - Original price $41.39 USD
Original price
$41.39 USD
$41.39 USD - $41.39 USD
Current price $41.39 USD
Sold out

Schneider Electric M9F42204 Multi 9 Miniature Circuit Breaker 4 A 2-Pole

Schneider Electric
Original price $31.06 USD - Original price $31.06 USD
Original price
$31.06 USD
$31.06 USD - $31.06 USD
Current price $31.06 USD
12 in stock

Product Information Sold By Unit Multi 9 C60BP Miniature Circuit Breaker 2-Pole 4 A At 25 °C Conforming To EN/IEC 60947-2 Curve C

Original price $31.06 USD - Original price $31.06 USD
Original price
$31.06 USD
$31.06 USD - $31.06 USD
Current price $31.06 USD

8217 Line Side Screw For BQ Type Circuit Breakers

Unbranded
Original price $4.69 USD - Original price $4.69 USD
Original price
$4.69 USD
$4.69 USD - $4.69 USD
Current price $4.69 USD
Out of stock

Product Information Sold Per Pack Of 20 Sub Brand: BQ type breaker screws Type: Screws Standards: CSA Application: Line side screws for BQ type br...

View full details
Original price $4.69 USD - Original price $4.69 USD
Original price
$4.69 USD
$4.69 USD - $4.69 USD
Current price $4.69 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