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Circuit Breakers

Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
LA36300 - Square D 300 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

LA36300 - Square D 300 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

Schneider Electric

$1,650.98

LA36300 - Square D 300 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker Square D, I-Line, type LA, 3P, ABC phase circuit configuration, 3PH,...

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$1,650.98
SRPG400A300 - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

SRPG400A300 - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

GE

$106.62

SRPG400A300 - GE Molded Case Circuit Breaker Rating Plug All Spectra, Power Break, and Power Break II circuit breakers use UL listed interchangeabl...

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$106.62
SHJD69300NGT - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

SHJD69300NGT - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

Siemens

$3,807.30

SHJD69300NGT - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker Siemens, Sentron Series, type SHJD, 3P, 3PH, 300A, 600V, 35kA@48...

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$3,807.30
HJXD63B300L - Siemens 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HJXD63B300L - Siemens 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Siemens

$1,421.00

HJXD63B300L - Siemens 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Siemens, Sentron Series, type HJXD, 3P, 3PH, 300A, 600V, 65kA@480V, high ...

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$1,421.00
TJK436300WL - General Electric 300 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker

TJK436300WL - General Electric 300 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker

GE

$989.80

TJK436300WL - General Electric 300 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker General Electric J600 Line, Type TJK, 3P, 3PH, 300A, 600V, ...

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$989.80
THJK436300WL - General Electric 300 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker

THJK436300WL - General Electric 300 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker

GE

$1,328.78

THJK436300WL - General Electric 300 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker General Electric J600 Line, Type THJK, 3P, 3PH, 300A, 600V...

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$1,328.78
LD3300 - Eaton Cutler Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LD3300 - Eaton Cutler Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Eaton Cutler-Hammer

$2,937.02

LD3300 - Eaton Cutler Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Eaton Cutler Hammer, Series C, type LD, 3P, 3PH, 300A, 600V, 65 kA...

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$2,937.02
KDC3300 - Eaton Cutler Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

KDC3300 - Eaton Cutler Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Eaton Cutler-Hammer

$2,673.94

KDC3300 - Eaton Cutler Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Eaton Cutler Hammer, Series C, type KDC, 3P, 3PH, 300A, 600V, 200...

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$2,673.94
DK3300W - Eaton Cutler Hammer 300 Amp 3 Pole 240 Volt Molded Case Circuit Breaker

DK3300W - Eaton Cutler Hammer 300 Amp 3 Pole 240 Volt Molded Case Circuit Breaker

Eaton Cutler-Hammer

$924.41

DK3300W - Eaton Cutler Hammer 300 Amp 3 Pole 240 Volt Molded Case Circuit Breaker Eaton Series C complete molded case circuit breaker, K-frame, DK,...

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$924.41