1. Home / 
  2. square d breaker

SORT BY
In Stock
JB31250SMW
JB31250SMW
Westinghouse - Molded Case
JB31250SMW, Westinghouse, AB DE-ION, type , 3P, 3PH, 250A, 600V, 22kA@480V, standard interrupting capacity, Bolt-On, front adjustable, magnetic trip range 625-1250A, complete with I - Instantaneous only trip function and Saf-T-Vue window, lugs not included, Magnetic Only molded case circuit breakers; these breakers are obsolete, however we do still stock them
From $1,137.91
Limited Stock
MP08H-3P-400A-EO-DO-LSI
MP08H-3P-400A-EO-DO-LSI
Merlin Gerin - Insulated Case
MP08H-3P-400A-EO-DO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 400A, 600A or 800A sensor rating with 400A rating plug, 3P, 3PH, 600V, 65kA@480V, accepts the following programmer/trip unit devices: STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP trip units, Solid State electronic, insulated case circuit breakers
From Get Price
Limited Stock
694C501G01
694C501G01
Westinghouse - Protective Relay
694C501G01, Eaton, Westinghouse, Cutler Hammer, DS Series, Digitrip Box, qty 1 needed per breaker, for use with Manual/Electric operator, suitable for use with Digitrip 500 w/ Ground trip units within All DS, DSL air circuit breakers
From Get Price
In Stock
SJK2C400
SJK2C400
Challenger - Molded Case
SJK2C400, Challenger, SJK Series, type , 2P, 1PH, 400A, 600V, 30kA@480V, 40°C, Bolt-On, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers; these breakers are obsolete, however we still stock them
From $1,101.60
Limited Stock
CRDC316T106W
CRDC316T106W
Cutler Hammer - Molded Case
CRDC316T106W, Cutler Hammer, Eaton, Westinghouse, Series C, type , 3P, 3PH, 1600A, 600V, 100kA@480V, high interrupting capacity, Bolt-On, 100% rated, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, lugs and rating plug not included, Digitrip OPTIM 1050 Solid State electronic, molded case circuit breakers
From Get Price
Limited Stock
PBF31000T
PBF31000T
Westinghouse - Trip Units And Programmers
PBF31000T, Westinghouse, PBF Series, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, front connected, rated for 1000A, suitable for PBF,PAF 2000A molded case circuit breaker frame types, Thermal Magnetic trip units and programmers & circuit breakers; these trip units are obsolete; however we do still stock them
From Get Price
In Stock
JB2250WK
JB2250WK
Westinghouse - Molded Case
JB2250WK, Westinghouse, AB DE-ION, type , 2P, 1PH, 250A, 600V, Bolt-On, I - Instantaneous, complete with high magnetic non-interchangeable trip unit, lugs not included, Magnetic Only switch, molded case circuit breakers; these switches are now obsolete; however, we do still stock them
From $934.83
In Stock
HFD1080L
HFD1080L
Eaton - Molded Case
HFD1080L, Cutler Hammer, Eaton, Westinghouse, Series C, type , 1P, 1PH, 80A, 277V, 65kA@277V, high interrupting capacity, 40℃, Feed-Thru, complete with non-interchangeable, LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic, molded case circuit breakers
From $253.19
In Stock
CL3T400
CL3T400
ITE - Trip Units And Programmers
CL3T400, ITE, Cordon, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 400A, suitable for 600A- CL Cordon molded case circuit breaker frame types, Thermal Magnetic trip units and programmers & circuit breakers; these trip units are obsolete; however we do still stock them
From $917.58
In Stock
HJD4250
HJD4250
Westinghouse - Molded Case
HJD4250, Eaton, Westinghouse, Cutler Hammer, Series C, type , 4P, 3PH, 250A, 600V, 65kA@480V, high interrupting capacity, 40°C, Feed-Thru, complete with interchangeable trip, LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic, molded case circuit breakers
From $2,518.73
Limited Stock
MP63H-3P-4000A-MO-BO-LIG
MP63H-3P-4000A-MO-BO-LIG
Merlin Gerin - Insulated Case
MP63H-3P-4000A-MO-BO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 4000A, 5000A, or 6300A sensor rating with 4000A rating plug, 3P, 3PH, 600V, 100kA@480V, accepts the following programmer/trip unit devices: STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP, Solid State electronic, insulated case circuit breakers
From Get Price
In Stock
TJJ426350WL
TJJ426350WL
General Electric - Molded Case
TJJ426350WL General Electric J600 Line, Type TJJ, 2P, 1PH, 350A, 600V, 30kA@480V, complete with line & load side lug terminals and non-interchangeable trip unit, suitable for reverse feed, standard interrupting capacity, 40ºC, Feed-Thru, Thermal Magnetic molded case circuit breakers
From $1,554.96
In Stock
FDC4225BP10
FDC4225BP10
Eaton - Molded Case
FDC4225BP10, Westinghouse, Eaton, Cutler Hammer, Series C, type , 4P, 3PH, 225A, 600V, 100kA@480V, current limiting, 40¬?C, Bolt-On, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic, molded case circuit breakers, sold in bulk pack of 10, however, pricing listed is individual
From $3,761.52
In Stock
CNDC312T56W
CNDC312T56W
Westinghouse - Molded Case
CNDC312T56W, Eaton, Westinghouse, Cutler Hammer, Series C, type , 3P, 3PH, 1200A, 600V, 100kA@480V, ultra high interrupting capacity, Bolt-On, 100% rated, complete with non-interchangeable trip, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, lugs and rating plug not included, Digitrip OPTIM 550 Solid State electronic, molded case circuit breakers
From $18,773.91
In Stock
HFD4045BP10
HFD4045BP10
Eaton - Molded Case
HFD4045BP10, Westinghouse, Cutler Hammer, Eaton, Series C, type , 4P, 3PH, 45A, 600V, 65kA@480V, high interrupting capacity, 40ºC, Bolt-On, complete with non-interchangeable, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic, molded case circuit breakers, sold in bulk pack of 10, however, pricing listed is individual
From $922.88
In Stock
PD6S21A120
PD6S21A120
Cutler Hammer - Rating Plug
PD6S21A120, Cutler Hammer, SPB Series, type , replacement Digitrip RMS rating plug, rated for 1200A, 2000A sensor rating, 50/60Hz, style number 2613D09G18, suitable for use with SPB molded case circuit breaker frames, for use with Digitrip RMS thermal magnetic trip units & circuit breakers
From $322.89
In Stock
CHH2080H2X
CHH2080H2X
Cutler Hammer - Molded Case
CHH2080H2X, Cutler Hammer, CHH Series, type , 2P, 1PH, 80A, 240V, 25kA@240V, standard interrupting capacity, 40ºC, Bolt-On, LI - Long-Time and Instantaneous trip functions, suitable for use as main breaker, Thermal Magnetic molded case circuit breakers
From $530.10
In Stock
NKL631080
NKL631080
Federal Pacific - Molded Case
NKL631080, Federal Pacific, NKL Series, type , 3P, 3PH, 80A, 600V, , standard interrupting capacity, Bolt-On, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions, and load side lug terminals, Thermal Magnetic, molded case circuit breakers; these breakers are obsolete; however, we do still stock them
From $2,241.95
Limited Stock
MP25H-3P-1200A-MO-BO-LSI
MP25H-3P-1200A-MO-BO-LSI
Merlin Gerin - Insulated Case
MP25H-3P-1200A-MO-BO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2500A frame, includes 1200A, 1600A, 2000A or 2500A sensor rating with 1200A rating plug, 3P, 3PH, 600V, 75kA@480V, accepts the following programmer/trip unit devices: STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP, Solid State electronic, insulated case circuit breakers
From Get Price
Limited Stock
SSD25G325
SSD25G325
General Electric - Insulated Case
SSD25G325, General Electric, Power Break II, type , 3P, 3PH, 600V, 2500A frame, with 2500A rated trip, 100kA@480V, standard interrupting capacity, Draw-Out, complete with Entelliguard TU programmer trip device, Solid State, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
In Stock
NGB2B060L
NGB2B060L
Siemens - Molded Case
NGB2B060L, Siemens, VL Series, type , 2P, 1PH, 60A, 600V, 25kA@480V, standard interrupting capacity, panelboard mounting, suitable for reverse feed applications, Feed-Thru, complete with LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic, molded case circuit breakers
From $129.83
Limited Stock
TJH4SS
TJH4SS
General Electric - Molded Case
TJH4SS, General Electric MicroVersaTrip, type , J600 frame type, 3P, 3PH, 400A, 600V, 35kA@480V, high interrupting capacity, Bolt-On, 100% rated, trip unit and lugs not included, Solid State electronic molded case circuit breakers
From Get Price
In Stock
HQJ23B175HA01
HQJ23B175HA01
Siemens - Molded Case
HQJ23B175HA01, Siemens, QJ Frame, type , 3P, 3PH, 175A, 240V, 100kA@240V, current limiting, Bolt-On, complete with 1A/1B auxiliary switch, non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic molded case circuit breakers
From $900.67
In Stock
THFK224200WL
THFK224200WL
General Electric - Molded Case
THFK224200WL General Electric F225 Line, Type THFK, 2P, 1PH, 200A, 480V, 25kA@480V, complete with line & load side lug terminals and interchangeable trip unit, high interrupting capacity, 40ºC, Feed-Thru, Thermal Magnetic molded case circuit breakers
From $680.71