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Circuit Breakers

Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
GTP0300U0408 - GE 300 Amp Circuit Breaker Rating Plug

GTP0300U0408 - GE 300 Amp Circuit Breaker Rating Plug

GE

$286.73

GTP0300U0408 - GE Circuit Breaker Rating Plug UL listed interchangeable rating plugs are used to establish or change the long time trip point of th...

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$286.73
SRPG600A300 - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

SRPG600A300 - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

GE

$152.31

SRPG600A300 - 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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$152.31
LA36300 - Square D 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

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

Schneider Electric

$2,729.99

LA36300 - Square D Molded Case Circuit Breaker Specifications: Authentic Square D Product Product or component type: Circuit breaker Range of prod...

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$2,729.99
HKD3300 - Eaton Cutler-Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HKD3300 - Eaton Cutler-Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Eaton Cutler-Hammer

$2,668.62

HKD3300 - Eaton Cutler-Hammer Molded Case Circuit Breaker This product is a cutler hammer type hkd 3 pole with 300 amp and complete with non-interc...

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$2,668.62
SJD69300NGT - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

SJD69300NGT - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

Siemens

$4,363.63

SJD69300NGT - Siemens Bolt-On Molded Case Circuit Breaker Siemens SJD sentron series three pole 300 ampere bolt-on molded case circuit breaker with...

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$4,363.63
JXD63B300H - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

JXD63B300H - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

Siemens

$1,919.60

JXD63B300H - Siemens Bolt-On Molded Case Circuit Breaker Siemens sentron series three pole 300 ampere bolt-on molded case circuit breaker with maxi...

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$1,919.60
JD63B300 - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

JD63B300 - Siemens 300 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

Siemens

$1,431.30

JD63B300 - Siemens Bolt-On Molded Case Circuit Breaker Cutler Hammer sentron series three pole 300 ampere bolt-on molded case circuit breaker with ...

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$1,431.30
JXD63B300 - Siemens 300 Amp 3 Pole 480 Volt Molded Case Circuit Breaker

JXD63B300 - Siemens 300 Amp 3 Pole 480 Volt Molded Case Circuit Breaker

Siemens / ITE

$1,958.25

JXD63B300 - Siemens Molded Case Circuit Breaker This product is a molded case thermal magnetic JXD series product with 3 pole 300 amp non- intercha...

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$1,958.25
JXD23B300 - Siemens 300 Amp 3 Pole 240 Volt bolt-On Molded Case Circuit Breaker

JXD23B300 - Siemens 300 Amp 3 Pole 240 Volt bolt-On Molded Case Circuit Breaker

Siemens / ITE

$1,490.44

JXD23B300 - Siemens bolt-On Molded Case Circuit Breaker Siemens sentron series three pole 300 ampere bolt-on molded case circuit breaker with maxim...

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$1,490.44
JD63T300 - Siemens 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

JD63T300 - Siemens 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

Siemens / ITE

$1,305.50

JD63T300 - Siemens Molded Case Circuit Breaker Trip Unit This product is a molded case thermal magnetic jd6 seires product with 3 pole 300 amp inte...

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$1,305.50
HJXD63B300 - Siemens 300 Amp 3 Pole 600 Volt bolt-On Molded Case Circuit Breaker

HJXD63B300 - Siemens 300 Amp 3 Pole 600 Volt bolt-On Molded Case Circuit Breaker

Siemens / ITE

$3,318.15

HJXD63B300 - Siemens bolt-On Molded Case Circuit Breaker Siemens sentron series three pole and three phase 300 ampere bolt-on molded case circuit b...

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$3,318.15
CJD63B300 - Siemens 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

CJD63B300 - Siemens 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

Siemens / ITE

$5,004.43

CJD63B300 - Siemens Molded Case Circuit Breaker Siemens CJD sentron series three pole 300 ampere bolt-on molded case circuit breaker with maximum v...

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$5,004.43
TJJ436300WL - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

TJJ436300WL - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

GE

$2,859.05

TJJ436300WL - GE Molded Case Circuit Breaker The J600 product line consists of Thermal Magnetic Circuit Breakers, Magnetic Circuit Breakers, and Mo...

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$2,859.05
SRPK800A300 - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

SRPK800A300 - GE 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Rating Plug

GE

$152.31

SRPK800A300 - 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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$152.31
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

$152.31

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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$152.31
LT3300T - Eaton Cutler-Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

LT3300T - Eaton Cutler-Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

Eaton Cutler-Hammer

$2,175.83

LT3300T - Eaton Cutler-Hammer Molded Case Circuit Breaker Trip Unit Specifications: Product Name: Eaton Series C electronic molded case circuit br...

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$2,175.83