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Circuit Breakers

Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
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

$2,541.54

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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$2,541.54
GTP0300U0408 - GE 300 Amp Circuit Breaker Rating Plug

GTP0300U0408 - GE 300 Amp Circuit Breaker Rating Plug

GE

$273.08

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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$273.08
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

$4,155.84

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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$4,155.84
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

$1,828.19

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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$1,828.19
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

$1,363.14

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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$1,363.14
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

$1,865.00

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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$1,865.00
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

$1,419.47

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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$1,419.47
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

$1,243.33

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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$1,243.33
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

$3,160.14

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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$3,160.14
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

$4,766.12

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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$4,766.12
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

$2,722.90

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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$2,722.90
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

$145.06

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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$145.06
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

$145.06

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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$145.06
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

$145.06

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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$145.06
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

$2,072.22

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

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$2,072.22
KT3300T - Eaton Cutler-Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

KT3300T - Eaton Cutler-Hammer 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit

Eaton Cutler-Hammer

$683.83

KT3300T - Eaton Cutler-Hammer Molded Case Circuit Breaker Trip Unit Specifications: • Product Name: Eaton Series C electronic molded case circuit ...

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$683.83