1. Home / 
  2. square d breaker

SORT BY
Limited Stock
MDN4083LEA0322NMNJNNNAMSX
MDN4083LEA0322NMNJNNNAMSX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNJNNNAMSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 300A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 480Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, load side lug terminals & mechanical trip indicator, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0122ANAE4YNNNAX
MDN4083LEA0122ANAE4YNNNAX
Cutler Hammer - Insulated Case
MDN4083LEA0122ANAE4YNNNAX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 100A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, factory installed 110-127Vac shunt trip (ST), 110-125Vdc UVR, 4A/4B auxiliary switch, mechanical trip indicator & OTS switch, electrically operated with factory installed 110-120Vac motor operator & spring release device (SRD), Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0522NMNA2YNNNWX
MDN4083LEA0522NMNA2YNNNWX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNA2YNNNWX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 500A current sensors and rating plugs, 600V, 42kA@600V, 40C, Bolt-On, manually operated, complete with factory installed 110-127Vac UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator, & OTS switch, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNANNNCCSX
MDN4083LEA0622NMNANNNCCSX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNANNNCCSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 600A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 110-127Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Castell keylock, load side lug terminals, mechanical trip indicator & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0822NMNR4YNACCX
MDN4083LEA0822NMNR4YNACCX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNR4YNACCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 800A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 208-240Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, load side lug terminals, mechanical trip indicator, OTS switch & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0222NMNN2EHNCSX
MDN4083LEA0222NMNN2EHNCSX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNN2EHNCSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB plastic frame padlockable pushbutton cover, 3P, 3PH, 800A, 200A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, 2A/2B auxiliary switch & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
THS303L25E1
THS303L25E1
General Electric - Insulated Case
THS303L25E1, General Electric, Power Break I, Dual Magnetic type , 3000A frame, 3P, 3PH, 600V, 2500A, 150kA@480V, standard interrupting capacity, Feed-Thru, electrically operated with 120Vac electrical motor operator, includes bus connectors and dual magnetic trip unit with adjustable ampere setting, 8000-15,000A, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic insulated case circuit breakers; these breakers are obsolete, however we still stock them
From Get Price
Limited Stock
LGB3K035
LGB3K035
Siemens - Molded Case
LGB3K035, Siemens, GB2 Series, type , 3P, 2PH, 35A, 600Y/347V, 65kA@480V, panelboard mounting, Bolt-On, complete with LI - Long-Time and Instantaneous trip functions, lugs not included, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
TJ63PD2A
TJ63PD2A
General Electric - Part And Accessory
TJ63PD2A, General Electric, J600 Line, part and accessory, Connection Devices, plug-in mounting base assembly with hardware, 3-pole, 600A, LSL stab configuration, 2 required per breaker, suitable for use with J600 Line, type TJJ,TJK,THJK,TJS molded case circuit breakers
From Get Price
Limited Stock
FG3110S20
FG3110S20
Westinghouse - Molded Case
FG3110S20, Westinghouse, Cutler Hammer, Eaton, Series C, type , 3P, 3PH, 110A, 600V, 14kA@480V, standard interrupting capacity, Feed-Thru, suitable for reverse feed applications, fixed magnetic pickup range, complete with right-pole or neutral-pole mounted 12-24Vac/dc, 50/60Hz terminal block right side mount shunt trip, LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic, engine generator molded case circuit breakers
From Get Price
In Stock
THJ4V2605AN
THJ4V2605AN
General Electric - Molded Case
THJ4V2605AN General Electric MicroVersaTrip, type , J600 frame type, 3P, 3PH, 500A, 600V, 35kA@480V, high interrupting capacity, Bolt-On, complete with Power+ 4 trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, lugs not included, Solid State electronic molded case circuit breakers
From $1,968.00
Limited Stock
WLS2D312MQ
WLS2D312MQ
Siemens - Insulated Case
WLS2D312MQ, Siemens, WL Series, type , frame size II, drawout, 3P, 3PH, 1200A, 600V, 65kA@480V, UL listed, standard interrupting capacity, Draw-Out, complete with solid state ETU748 programmer+ WLLCD48 LCD display + WLGFM48 ground fault module, LSG - Long-Time, Short-Time and Ground Fault trip functions and 700A rating plug, Solid State electronic, low voltage insulated case circuit breakers
From Get Price
Limited Stock
OM21
OM21
Noark Electric - Part And Accessory
OM21, Noark Electric, Ex9 Series, Operating Handles, operating mechanism to be used with flange handle and flex shaft, suitable for use with M1 type molded case circuit breakers
From Get Price
Limited Stock
STR58U-LSIG-2500A
STR58U-LSIG-2500A
Merlin Gerin - Trip Units And Programmers
STR58U-LSIG-2500A, Merlin Gerin, Masterpact, trip units and programmers/programmers, suitable for use with all type M,MP, 3P or 4P, 2500A, 600V, insulated case circuit breakers, Solid State electronic protection, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, control unit (long-time = 0.4x1 sensor rating), these trip unit devices are now obsolete; however, we do still stock them and we offer modern day direct replacements
From Get Price
Limited Stock
PDG33K0250E2CJ
PDG33K0250E2CJ
Cutler Hammer - Molded Case
PDG33K0250E2CJ, Cutler Hammer, Eaton, Power Defense, type , 3PH, 3P, 600V, 250A, 50kA@480V, Feed-Thru, line & load side lug terminals, complete with PXR20 trip with LSI - Long-Time, Short-Time and Instantaneous trip functions and CAM link & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
SSB1G284D
SSB1G284D
General Electric - Insulated Case
SSB1G284D, General Electric, Power Break II, type , 3P, 3PH, 600V, 400A current sensor rating, 65kA@480V, standard interrupting capacity, Bolt-On, back connected, 800A frame rating, complete with Entelliguard trip, LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm trip functions, full metering, RELT, modbus communication, relays & ZSI features and 225A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
SSF2G532Q
SSF2G532Q
General Electric - Insulated Case
SSF2G532Q, General Electric, Power Break II, type , 3P, 3PH, 600V, 1600A current sensor rating, 65kA@480V, standard interrupting capacity, Bolt-On, front connected, 1600A frame rating, complete with Entelliguard trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, current metering, modbus communication & ZSI features and 1100A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
PDG33P0250P3WJ
PDG33P0250P3WJ
Eaton - Molded Case
PDG33P0250P3WJ, Cutler Hammer, Eaton, Power Defense, type , 3PH, 3P, 600V, 250A, 100kA@480V, Feed-Thru, line & load side lug terminals, complete with PXR25 trip with LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions with Modbus RTU, ZSI & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
SHF2G459N
SHF2G459N
General Electric - Insulated Case
SHF2G459N, General Electric, Power Break II, type , 3P, 3PH, 600V, 1000A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, front connected, 1600A frame rating, complete with Entelliguard trip, LIGA - Long-Time, Instantaneous and Ground Fault Alarm trip functions, full metering, RELT, modbus communication & ZSI features and 800A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MPA32F32W0320
MPA32F32W0320
General Electric - Insulated Case
MPA32F32W0320, General Electric, M-PACT, type , frame size 2, manually operated, 5 N.O- 3 N.C. Auxiliary switches, Mpro-50H trip unit, 110/130V dc/ac closing coil and 48V dc shunt trip, 3P, 3PH, 3200A, 690V, 50kA@415V, fixed/Bolt-On, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, Solid State electronic, insulated case circuit breakers
From Get Price
Limited Stock
SKTT3410L5K2
SKTT3410L5K2
General Electric - Molded Case
SKTT3410L5K2, General Electric, Spectra Series, type , 3P, 3PH, 1000A, 480V, 65kA@480V, standard interrupting capacity, 100% rated, UL listed, suitable for reverse fed applications, complete with microEntelliGuard trip unit with LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm trip functions and extended instantaneous, basic metering +modbus features, Solid State electronic plus neutral protection, molded case circuit breakers
From Get Price
Limited Stock
PDG34P0400E3ZK
PDG34P0400E3ZK
Eaton - Molded Case
PDG34P0400E3ZK, Eaton, Cutler Hammer, Power Defense, type , 3PH, 4P, 600V, 400A, 100kA@480V, Bolt-On, line side lug terminals, complete with PXR20 trip with LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions with ZSI & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
AKR-6B-50
AKR-6B-50
General Electric - Air
AKR-6B-50, General Electric, AKR Series, type , 1600A frame, 3PH, 3P, 635Vac, 300A-1600A sensor rating available, 50kA@508V, Draw-Out with substructure, available either mechanically operated or electrically operated, with MicroVersa Trip, LI - Long-Time and Instantaneous trip functions, optional functions available, Solid State electronic, low voltage air circuit breakers
From Get Price
Limited Stock
E3X-A20-3P-800A-BO-EO-LSIG
E3X-A20-3P-800A-BO-EO-LSIG
ABB - Insulated Case
E3X-A20-3P-800A-BO-EO-LSIG, ABB, EMax, type , 3P, 3PH, 2000A frame, 800A rating plug, 600V, 200kA@480V, fixed mount/Bolt-On, electrically operated, Solid State electronic with LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, low voltage power insulated case circuit breakers; if accessories are needed, please call our Sales Team for assistance
From Get Price