Best Seller
SQUARE D EDB34060 Miniature Circuit Breaker, EDB Series, 60A, 3 Pole, 277/480V

SQUARE D EDB34060 Miniature Circuit Breaker, EDB Series, 60A, 3 Pole, 277/480V

Miniature Circuit Breaker, Amps 60 A, AC Voltage Rating 277/480V AC, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage Rating 125/250V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

$644.99

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SQUARE D NQMB2HJ Main Breaker Kit, Square D PowerPact H, J and Q-Frame

SQUARE D NQMB2HJ Main Breaker Kit, Square D PowerPact H, J and Q-Frame

Panelboard Main Breaker Kit, For Use With Square D PowerPact H, J and Q-Frame Panelboards, Amps 225, Includes (1) Cover, (1) Main Breaker Label, (1) Mounting Pan, (13) Tapping Screws, (2) Support Brackets, (2) Terminal Kits, Frame Size 150A/H, 225A/J,... more

$315.99

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Best Seller
GE THQB2130HID Miniature Circuit Breaker, THQB Series, 30A, 2 Pole, 120/240V

GE THQB2130HID Miniature Circuit Breaker, THQB Series, 30A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Intensity Discharge, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single,... more

$129.99

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ZINSCO UBIZ20 Miniature Circuit Breaker, UBIZ Series, 20A, 1 Pole, 120/240V AC,

ZINSCO UBIZ20 Miniature Circuit Breaker, UBIZ Series, 20A, 1 Pole, 120/240V AC,

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

$40.29

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SQUARE D QBL32125 Molded Case Circuit Breaker, QBL Series, 125A, 3 Pole, 240V

SQUARE D QBL32125 Molded Case Circuit Breaker, QBL Series, 125A, 3 Pole, 240V

Molded Case Circuit Breaker, 125 A Amps, AC Voltage Rating 240V AC, Max. AIR Rating 10kA at 240V AC, For Use With -, Series QB, High Amp Trip Setting 2,400 A, Low Amp Trip Setting 1,200 A, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage... more

$838.99

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SQUARE D QOB1201021 Miniature Circuit Breaker, QOB Series, 20A, 1 Pole,

SQUARE D QOB1201021 Miniature Circuit Breaker, QOB Series, 20A, 1 Pole,

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Shunt Trip, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

$269.99

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SIEMENS BF220A Miniature Circuit Breaker, BF Series, 20A, 2 Pole, 120/240V AC,

SIEMENS BF220A Miniature Circuit Breaker, BF Series, 20A, 2 Pole, 120/240V AC,

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Ground Fault Circuit Interrupter, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase... more

$274.99

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SQUARE D QOU120HM Miniature Circuit Breaker, QOU Series, 20A, 1 Pole, 120/240V

SQUARE D QOU120HM Miniature Circuit Breaker, QOU Series, 20A, 1 Pole, 120/240V

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Magnetic, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Surface/DIN Rail, Compatible... more

$35.39

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SIEMENS BQ3B030 Miniature Circuit Breaker, BQ Series, 30A, 3 Pole, 240V AC,

SIEMENS BQ3B030 Miniature Circuit Breaker, BQ Series, 30A, 3 Pole, 240V AC,

Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 240V AC, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Three, Series BQ, Max. AIR... more

$460.99

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SQUARE D QOT1515 Miniature Circuit Breaker, QO Series, 15/15A, 2x1 Pole,

SQUARE D QOT1515 Miniature Circuit Breaker, QO Series, 15/15A, 2x1 Pole,

Miniature Circuit Breaker, Amps 15 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Tandem, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

$30.95

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SQUARE D QOB2501021 Miniature Circuit Breaker, QOB Series, 50A, 2 Pole,

SQUARE D QOB2501021 Miniature Circuit Breaker, QOB Series, 50A, 2 Pole,

Miniature Circuit Breaker, Amps 50 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Shunt Trip, Number of Poles 2, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

$251.99

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SQUARE D QO215SWN Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V

SQUARE D QO215SWN Miniature Circuit Breaker, QO Series, 15A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 15 A, AC Voltage Rating 120V AC, Circuit Breaker Type Switched Neutral, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load... more

$80.25

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SQUARE D QOU225 Miniature Circuit Breaker, QOU Series, 25A, 2 Pole, 120/240V

SQUARE D QOU225 Miniature Circuit Breaker, QOU Series, 25A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 25 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating 48V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Surface/DIN Rail, Compatible... more

$56.75

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SQUARE D Q23225NRB Circuit Breaker Enclosure, QBL, QJL, QGL, 3 Spaces, 225A,

SQUARE D Q23225NRB Circuit Breaker Enclosure, QBL, QJL, QGL, 3 Spaces, 225A,

Circuit Breaker Enclosure, Material Steel, NEMA Rating 3R, Exterior Height 26.26 in, Exterior Width 9.88 in, Exterior Depth 5.51 in, For Use With Square D QBL, QDL, QGL and QJL Circuit Breakers, Painted Finish, Mounting Style Surface, 225 A Amps,... more

$304.99

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DAYTON 5ZVE6 Circuit Breaker, NDB2-63 D6/2 Series, 6A, 2 Pole, 480V AC, 7.5kA

DAYTON 5ZVE6 Circuit Breaker, NDB2-63 D6/2 Series, 6A, 2 Pole, 480V AC, 7.5kA

IEC Supplementary Protector, Amps 6 A, AC Voltage Rating 480V AC, Max. AIR Rating 7.5kA at 480V AC, Series NDB2-63 D6/2, Curve Type D, DC Voltage Rating Not Rated, Number of Poles 2, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting... more

$44.99

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GE THQP245 Miniature Circuit Breaker, THQP Series, 45A, 2 Pole, 120/240V AC,

GE THQP245 Miniature Circuit Breaker, THQP Series, 45A, 2 Pole, 120/240V AC,

Miniature Circuit Breaker, Amps 45 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Phase Single, Series THQP, Max.... more

$23.15

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SIEMENS FXD63B150 Molded Case Circuit Breaker, FXD6-A Series, 150A, 3 Pole,

SIEMENS FXD63B150 Molded Case Circuit Breaker, FXD6-A Series, 150A, 3 Pole,

Molded Case Circuit Breaker, 150 A Amps, AC Voltage Rating 600V AC, Max. AIR Rating 22kA at 600V AC, For Use With SB Switchboards Without Lugs, Sentron Panelboards, Series FXD6-A, High Amp Trip Setting 150 A, Low Amp Trip Setting 150 A, Circuit Breaker... more

$3,315.99

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CHALLENGER UBITBA120L Miniature Circuit Breaker, UBITBA Series, 20A, 1 Pole,

CHALLENGER UBITBA120L Miniature Circuit Breaker, UBITBA Series, 20A, 1 Pole,

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

$34.69

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CHALLENGER UBITBA240 Miniature Circuit Breaker, UBITBA Series, 40A, 2 Pole,

CHALLENGER UBITBA240 Miniature Circuit Breaker, UBITBA Series, 40A, 2 Pole,

Miniature Circuit Breaker, Amps 40 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load... more

$57.39

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CHALLENGER UBITBA230 Miniature Circuit Breaker, UBITBA Series, 30A, 2 Pole,

CHALLENGER UBITBA230 Miniature Circuit Breaker, UBITBA Series, 30A, 2 Pole,

Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load... more

$63.49

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SIEMENS Q320 Miniature Circuit Breaker, Q Series, 20A, 3 Pole, 240V AC, 10kA at

SIEMENS Q320 Miniature Circuit Breaker, Q Series, 20A, 3 Pole, 240V AC, 10kA at

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 240V AC, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

$61.49

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SQUARE D QOM70VH Miniature Circuit Breaker, QO Series, 70A, 2 Pole, 120/240V

SQUARE D QOM70VH Miniature Circuit Breaker, QO Series, 70A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 70 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Main Breaker, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

$64.39

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SQUARE D Q23225NS Circuit Breaker Enclosure, QJL, QDL, QBL, 3 Spaces, 225A

SQUARE D Q23225NS Circuit Breaker Enclosure, QJL, QDL, QBL, 3 Spaces, 225A

Circuit Breaker Enclosure, Material Steel, NEMA Rating 1, Exterior Height 26.26 in, Exterior Width 9.88 in, Exterior Depth 4.76 in, For Use With Square D QBL, QDL, QGL and QJL Circuit Breakers, Painted Finish, Mounting Style Surface, 225 A Amps, Number... more

$157.99

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SIEMENS QF240A Miniature Circuit Breaker, QF Series, 40A, 2 Pole, 120/240V AC,

SIEMENS QF240A Miniature Circuit Breaker, QF Series, 40A, 2 Pole, 120/240V AC,

Miniature Circuit Breaker, Amps 40 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Ground Fault Circuit Interrupter (Class A - 5mA), Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style... more

$120.99

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GE THQL21WY20 Molded Case Circuit Breaker, THQL Series, 20A, 2 Pole, 120/240V

GE THQL21WY20 Molded Case Circuit Breaker, THQL Series, 20A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Switched Neutral, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible... more

$91.19

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SIEMENS B250 Miniature Circuit Breaker, BL Series, 50A, 2 Pole, 120/240V AC,

SIEMENS B250 Miniature Circuit Breaker, BL Series, 50A, 2 Pole, 120/240V AC,

Miniature Circuit Breaker, Amps 50 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

$114.99

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SQUARE D JDL36225 Molded Case Circuit Breaker, JDL Series, 225A, 3 Pole, 600V

SQUARE D JDL36225 Molded Case Circuit Breaker, JDL Series, 225A, 3 Pole, 600V

Molded Case Circuit Breaker, 225 A Amps, AC Voltage Rating 600V AC, Max. AIR Rating 25kA at 240V AC, For Use With -, Series JD, High Amp Trip Setting 2,250 A, Low Amp Trip Setting 1,125 A, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage... more

$1,914.82

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SQUARE D QOB230 Miniature Circuit Breaker, QOB Series, 30A, 2 Pole, 120/240V

SQUARE D QOB230 Miniature Circuit Breaker, QOB Series, 30A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center... more

$78.99

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GE THQB1140 Miniature Circuit Breaker, THQB Series, 40A, 1 Pole, 120/240V AC,

GE THQB1140 Miniature Circuit Breaker, THQB Series, 40A, 1 Pole, 120/240V AC,

Miniature Circuit Breaker, Amps 40 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single, Series THQB, Max.... more

$36.39

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SQUARE D QOU2100 Miniature Circuit Breaker, QOU Series, 100A, 2 Pole, 120/240V

SQUARE D QOU2100 Miniature Circuit Breaker, QOU Series, 100A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 100 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating 60V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Surface/DIN Rail, Compatible... more

$161.99

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SQUARE D QOT1520 Miniature Circuit Breaker, QO Series, 15/20A, 1x1, 1x1 Pole,

SQUARE D QOT1520 Miniature Circuit Breaker, QO Series, 15/20A, 1x1, 1x1 Pole,

Miniature Circuit Breaker, Amps 15/20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Tandem, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load... more

$37.15

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SQUARE D QOB220GFI Miniature Circuit Breaker, QOB Series, 20A, 2 Pole, 120/240V

SQUARE D QOB220GFI Miniature Circuit Breaker, QOB Series, 20A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Ground Fault Circuit Interrupter, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On,... more

$359.99

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SIEMENS QF130A Miniature Circuit Breaker, QF Series, 30A, 1 Pole, 120V AC, 10kA

SIEMENS QF130A Miniature Circuit Breaker, QF Series, 30A, 1 Pole, 120V AC, 10kA

Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 120V AC, Circuit Breaker Type Ground Fault Circuit Interrupter (Class A - 5mA), Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug... more

$76.25

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ZINSCO UBIZ0245 Miniature Circuit Breaker, UBIZ Series, 45A, 2 Pole, 120/240V

ZINSCO UBIZ0245 Miniature Circuit Breaker, UBIZ Series, 45A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 45 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load... more

$64.89

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SQUARE D QOU270 Miniature Circuit Breaker, QOU Series, 70A, 2 Pole, 120/240V

SQUARE D QOU270 Miniature Circuit Breaker, QOU Series, 70A, 2 Pole, 120/240V

Miniature Circuit Breaker, Amps 70 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating 48V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Surface/DIN Rail, Compatible... more

$130.99

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GE THQB2160 Miniature Circuit Breaker, THQB Series, 60A, 2 Pole, 120/240V AC,

GE THQB2160 Miniature Circuit Breaker, THQB Series, 60A, 2 Pole, 120/240V AC,

Miniature Circuit Breaker, Amps 60 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single, Series THQB, Max.... more

$89.49

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SQUARE D QO3601021 Miniature Circuit Breaker, QO Series, 60A, 3 Pole, 120/240V

SQUARE D QO3601021 Miniature Circuit Breaker, QO Series, 60A, 3 Pole, 120/240V

Miniature Circuit Breaker, Amps 60 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Shunt Trip, Number of Poles 3, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load... more

$332.99

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FEDERAL PACIFIC UBIF230N Miniature Circuit Breaker, UBIF Series, 30A, 2 Pole,

FEDERAL PACIFIC UBIF230N Miniature Circuit Breaker, UBIF Series, 30A, 2 Pole,

Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load... more

$60.69

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SIEMENS BQD220 Miniature Circuit Breaker, BQD Series, 20A, 2 Pole, 480V AC,

SIEMENS BQD220 Miniature Circuit Breaker, BQD Series, 20A, 2 Pole, 480V AC,

Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 480V AC, Circuit Breaker Type Standard, Number of Poles 2, DC Voltage Rating 125/250V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center... more

$381.99

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SQUARE D QO3100BNRB Circuit Breaker Enclosure, QO, 3 Spaces, 100A, Main Lug, 3

SQUARE D QO3100BNRB Circuit Breaker Enclosure, QO, 3 Spaces, 100A, Main Lug, 3

Circuit Breaker Enclosure, Material Steel, NEMA Rating 3R, Exterior Height 13.19 in, Exterior Width 6.93 in, Exterior Depth 4.12 in, For Use With Square D QO Circuit Breakers, Enamel Finish, Mounting Style Surface, 100 A Amps, Number of Spaces 3,... more

$143.99

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