1. Home / 
  2. square d breaker

SORT BY
Limited Stock
PDG33N0400D5MK
PDG33N0400D5MK
Cutler Hammer - Molded Case
PDG33N0400D5MK, Eaton, Cutler Hammer, Power Defense, type , 3PH, 3P, 600V, 400A, 85kA@480V, Bolt-On, line side lug terminals, complete with PXR20D ARMS trip with LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions and Modbus RTU & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
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
Limited Stock
PDG33G0250E2WJ
PDG33G0250E2WJ
Cutler Hammer - Molded Case
PDG33G0250E2WJ, Cutler Hammer, Eaton, Power Defense, type , 3PH, 3P, 600V, 250A, 35kA@480V, Feed-Thru, line & load side lug terminals, complete with PXR20 trip with LSI - Long-Time, Short-Time and Instantaneous trip functions with Modbus RTU, ZSI & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
MP08H-3P-400A-EO-DO-LSG
MP08H-3P-400A-EO-DO-LSG
Merlin Gerin - Insulated Case
MP08H-3P-400A-EO-DO-LSG, 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
XT4VU4030AFF000XXX
XT4VU4030AFF000XXX
ABB - Molded Case
XT4VU4030AFF000XXX, ABB, molded case circuit breaker, SACE Tmax XT, Type , 4-Pole, 30A, 600V, 65kA@600V, Thermal Magnetic Fixed (TMF), UL Standard, Line Side Termination (top): F front terminals no lugs installed, Load Side Termination (bottom): F front terminals no lugs installed, No - 1SDA07211R1 global reference
From Get Price
Limited Stock
WLS2D312AF
WLS2D312AF
Siemens - Insulated Case
WLS2D312AF, 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 ETU745 programmer + WLLCD48 LCD display + WLGFA48 ground fault module, LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm trip functions and 200A rating plug, Solid State electronic, low voltage insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0622NMNR2ENKMSX
MDN4083LEA0622NMNR2ENKMSX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNR2ENKMSX, 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 208-240Vac UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Kirk keylock, load side lug terminals, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
PDG44K0800D4DN
PDG44K0800D4DN
Cutler Hammer - Molded Case
PDG44K0800D4DN, Cutler Hammer, Eaton, Power Defense, type , 3PH, 4P, 600V, 800A, 50kA@480V, Bolt-On, no lug terminals, complete with PXR20D trip with LSI - Long-Time, Short-Time and Instantaneous trip with ARMS functions, relays, modbus and CAM, Solid State electronic, molded case circuit breakers; globally rated
From Get Price
Limited Stock
B220LIGZ1M
B220LIGZ1M
General Electric - Trip Units And Programmers
B220LIGZ1M, General Electric, MicroVersaTrip PM, type , trip units and programmers, 2000A current sensor rating, Solid State electronic, LIG - Long-Time, Instantaneous and Ground Fault, trip functions, zone selective interlock, metering & communications, suitable for use with Power Break II SSD,SHD,SSF,SHF frame insulated case circuit breakers
From Get Price
Limited Stock
SHB2G5Y7K
SHB2G5Y7K
General Electric - Insulated Case
SHB2G5Y7K, General Electric, Power Break II, type , 3P, 3PH, 600V, 1600A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, back connected, 1600A frame rating, complete with Entelliguard trip, LSHG - Long-Time, Short-Time, High-Range Instantaneous and Ground Fault trip functions, full metering, modbus communication, relays & ZSI features and 600A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MDN4083LEA0622NMNX2EHNMSX
MDN4083LEA0622NMNX2EHNMSX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNX2EHNMSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB plastic frame padlockable pushbutton cover, 3P, 3PH, 800A, 600A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 380-415Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals & 2A/2B auxiliary switch, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
SSF2G5R3P
SSF2G5R3P
General Electric - Insulated Case
SSF2G5R3P, 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, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, full metering, modbus communication & ZSI features and 1000A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
PGMN2ATAJ0250
PGMN2ATAJ0250
General Electric - Molded Case
PGMN2ATAJ0250, General Electric, GuardEon, type , 1PH, 2P in 3P construction, 600V, 75-250A, 65kA@480V, 100% UL rated, front connection/Feed-Thru, toggle mechanism, complete with PremEon G interchangeable trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, Solid State electronic, molded case circuit breakers; meet UL, cUL, IEC, CE, CCC requirements
From Get Price
Limited Stock
B1N2C8R
B1N2C8R
Noark Electric - Molded Case
B1N2C8R, Noark Electric, UL 489, type , 1PH, 2P, 240V, 8A, 10kA@240V, Feed-Thru ring tongue terminals, C trip curve, Thermal Magnetic, din rail mounted molded case circuit breakers
From Get Price
Limited Stock
HNB3900PRTV
HNB3900PRTV
Westinghouse - Trip Units And Programmers
HNB3900PRTV, Westinghouse, TRI-PAC, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 900A, 50°C, suitable for Tri-Pac 1200A- NB,HNB 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
Limited Stock
PDD22K0060VFFK
PDD22K0060VFFK
Eaton - Molded Case
PDD22K0060VFFK, Eaton, Cutler Hammer, Power Defense, type , 50ºC, 1PH, 2P, 240V, 60A, 85kA@240V, Bolt-On, line terminals only, complete with LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers; IEC certification; non-UL listed
From Get Price
Limited Stock
MDN4083LEA0222NMNGNYNYNPX
MDN4083LEA0222NMNGNYNYNPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNGNYNYNPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 200A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 32Vdc UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator, OTS switch, operations counter & Kirk key interlock, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
SHB4G618U
SHB4G618U
General Electric - Insulated Case
SHB4G618U, General Electric, Power Break II, type , 3P, 3PH, 600V, 2000A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, back connected, 2500A frame rating, complete with Entelliguard trip, LIG - Long-Time, Instantaneous and Ground Fault trip functions, current metering, RELT & ZSI features and 1600A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MDN4083LEA0522NMNH2ENYDCX
MDN4083LEA0522NMNH2ENYDCX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNH2ENYDCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 250A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 48Vdc UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Kirk key interlock, load side lug terminals & 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
WLS2D320DK
WLS2D320DK
Siemens - Insulated Case
WLS2D320DK, Siemens, WL Series, type , frame size II, drawout, 3P, 3PH, 2000A, 600V, 65kA@480V, UL listed, standard interrupting capacity, Draw-Out, complete with solid state ETU748 programmer + WLLCD48 LCD display, LS - Long-Time and Short-Time trip functions and 300A rating plug, Solid State electronic, low voltage insulated case circuit breakers
From Get Price
Limited Stock
E2K3350W
E2K3350W
Eaton - Molded Case
E2K3350W, Westinghouse, Cutler Hammer, Eaton, Series C, E2 mining service breakers, type , 3P, 3PH, 350A, 600V, 250Vdc, 25kA@600V, standard interrupting capacity, Bolt-On, complete with interchangeable trip, LI - Long-Time and Instantaneous trip functions, magnetic trip range 1750-3500A, lugs not included, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
WLS1F312HJ
WLS1F312HJ
Siemens - Insulated Case
WLS1F312HJ, Siemens, WL Series, type , frame size I, fixed mount, 3P, 3PH, 1200A, 600V, 65kA@480V, UL listed, standard interrupting capacity, Bolt-On, complete with solid state ETU748 programmer, LS - Long-Time and Short-Time trip functions and 450A rating plug, Solid State electronic, low voltage insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0822NMNXNYNRCAX
MDN4083LEA0822NMNXNYNRCAX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNXNYNRCAX, 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 380-415Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Ronis keylock, load side lug terminals, mechanical trip indicator, OTS switch & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0222NMNE4ENLCPX
MDN4083LEA0222NMNE4ENLCPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNE4ENLCPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 200A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 110-125Vdc UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Castell key interlock, load side lug terminals & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price