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Circuit Breakers

Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
MJL36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

MJL36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Square D

$3,174.48

MJL36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Schneider Electric / Square D, Powerpact, type MJL, 3P, 3PH, 450A, 600V, 25...

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$3,174.48
LXD63B450H - Siemens 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LXD63B450H - Siemens 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Siemens

$2,547.31

LXD63B450H - Siemens 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Siemens, Sentron Series, type LXD, 3P, 3PH, 450A, 600V, 35kA@480V, standar...

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$2,547.31
TKMA836T450 - General Electric 450 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker Trip Unit

TKMA836T450 - General Electric 450 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker Trip Unit

GE

$1,117.20

TKMA836T450 - General Electric 450 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker Trip Unit General electric thermal magnetic circuit breaker...

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$1,117.20
TJK636450WL - General Electric 450 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker

TJK636450WL - General Electric 450 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker

GE

$1,216.28

TJK636450WL - General Electric 450 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker General Electric J600 Line, Type TJK, 3P, 3PH, 450A, 600V, ...

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$1,216.28
LC36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LC36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Schneider Electric

$4,231.18

LC36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Square D, I-Line, type LC, 3P, ABC phase connection, 3PH, 450A, 600V, 65kA@4...

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$4,231.18
MGA36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

MGA36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Schneider Electric

$2,112.30

MGA36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Schneider Electric / Square D, Powerpact, type MGA, 3P, ABC phase connectio...

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$2,112.30
MGL36450 - Square D 450 Amp 3 Pole 600 Volt Solid State Molded Case Circuit Breaker

MGL36450 - Square D 450 Amp 3 Pole 600 Volt Solid State Molded Case Circuit Breaker

Schneider Electric

$1,818.61

MGL36450 - Square D 450 Amp 3 Pole 600 Volt Solid State Molded Case Circuit Breaker Schneider Electric / Square D, Powerpact, type MGL, 3P, 3PH, 45...

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$1,818.61
LT3450T - Eaton Cutler-Hammer 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

LT3450T - Eaton Cutler-Hammer 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

Eaton Cutler-Hammer

$1,523.08

LT3450T - Eaton Cutler-Hammer Molded Case Circuit Breaker Trip Unit Cutler-Hammer C series three pole 450 ampere molded case circuit breaker trip u...

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$1,523.08
MT3450T - Eaton Cutler-Hammer 450 Amp 3 Pole 600 Volt Circuit Breaker Trip Unit

MT3450T - Eaton Cutler-Hammer 450 Amp 3 Pole 600 Volt Circuit Breaker Trip Unit

Eaton Cutler-Hammer

$1,827.70

MT3450T - Eaton Cutler-Hammer Circuit Breaker Trip Unit Cutler-Hammer C series three pole 450 ampere circuit breaker trip unit with maximum voltage...

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$1,827.70
SRPG600A450 - GE 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

SRPG600A450 - GE 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

GE

$45.71

SRPG600A450 - GE 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug General Electric, Spectra Series, type SRPG, interchangeable ratin...

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$45.71