M4NRG1200, Cutler Hammer, Magnum DS, rating plug, field installable kit for changing the sensor/rating plug rating on fixed or drawout circuit breakers, includes 1 rating plug plus 4 sensors for 4 pole breakers, rated for 1200A, suitable for use with narrow frame MDN air circuit breaker frame types, for use with Digitrip 220,520,520M,520MC,1150 solid state programmers

8539SJW43V04H10, Square D, Class 8539, combination non-reversing motor starter, NEMA size 7, requires 3 thermal units, supplied with MAG-GARD MAL361000-47M circuit breaker and NEMA type 4 & 4X enclosure, 3P, 3PH, 600V, 300 HP @ 240V, complete with 277V 60Hz coil, suitable for use with Class 8539 motor control systems, Motor Logic SSOLR Class 10

MA3175T, Westinghouse, MA Series, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 175A, suitable for 800A- MA,HMA standard, Saf-T-Vue or MARK 75 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

MP50H2-3P-5000A-MO-DO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 5000A frame, includes 5000A sensor rating with 5000A rating plug, 3P, 3PH, 600V, 125kA@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

MP16-3P-800A-EO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame with 1600A sensor rating with 800A rating plug, 3P, 3PH, 600V, 50kA@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

1241C54G16, Eaton, Naval, type -LL400, consists of LL400QS breaker frame with adapter kit, 3P, 3PH, 250A-400A, 500Vac, 100kA@500V, Plug-In, complete with 450Vac UVR and 2A/2B aux switch, non-interchangeable trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, Solid State electronic, molded case circuit breakers for naval shipboard use

HLA3070TA, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 70A, 50°C, suitable for 400A- LA,HLA standard, Saf-T-Vue or MARK 75 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

AKR-8B-30-MO-DO-LSG, General Electric, Manually Operated, Draw-out, Low Voltage air circuit breaker, AKR Series, Type , 800A Frame, 3PH, 3P, 600Vac, {Aic Rating@480VAC}@480VAC, with Epic MicroVersa Trip Solid State Overcurrent Protection, LSG - Long-Time, Short-Time and Ground Fault trip functions, Optional Trip Functions, Current Sensor and Rating Plug Amperages available

LA2450TV, Westinghouse, LA Series, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 450A, 50°C, suitable for 400A- LA,HLA standard, Saf-T-Vue or MARK 75 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

8539SDA53V08, Square D, Class 8539, combination non-reversing motor starter, NEMA size 2, requires 3 thermal units, supplied with MAG-GARD GJL36050-M05 circuit breaker and NEMA type 12/3R with external reset enclosure, 3P, 3PH, 600V, 7 1/2-10 HP @ 208V, complete with 208V coil, suitable for use with Class 8539 motor control systems

8539SFG44V07H20, Square D, Class 8539, combination non-reversing motor starter, NEMA size 4, requires 3 thermal units, supplied with MAG-GARD KAL36250-29M circuit breaker and NEMA type 1 enclosure, 3P, 3PH, 600V, 50 HP @ 240V, complete with 600V 60Hz/550V 50Hz coil, suitable for use with Class 8539 motor control systems, Motor Logic SSOLR Class 20

PJA36120U64AE1AB, Schneider Electric, Square D, PowerPact, type , 3P, ABC phase connection, 3PH, 1200A, 600V, 65kA@480V, UL listed, high interrupting capacity, I-Line Style Plug-In, complete with 2A/2B auxiliary switch, micrologic interchangeable power 6.0P trip, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, Solid State electronic, molded case circuit breaker

S131H, Square D, Schneider Electric, Merlin Gerin, Micrologic, field installable Micrologic standard 3.0 trip unit with LI - Long-Time and Instantaneous trip functions, with type 'H' rating plug, suitable for NS,NT,NW,PG,PJ,PK,PL,RG,RJ,RK,RL molded case & insulated case circuit breaker frame types, Solid State electronic trip units & circuit breakers

8539SGA54V02, Square D, Class 8539, combination non-reversing motor starter, NEMA size 5, requires 3 thermal units, supplied with MAG-GARD LAL36400-32M circuit breaker and NEMA type 12/3R with external reset enclosure, 3P, 3PH, 600V, 75 HP @ 240V, complete with 120V 60Hz/110V 50Hz coil, suitable for use with Class 8539 motor control systems

8539SHA53V04H10, Square D, Class 8539, combination non-reversing motor starter, NEMA size 6, requires 3 thermal units, supplied with MAG-GARD MAL36400-36M circuit breaker and NEMA type 12/3R with external reset enclosure, 3P, 3PH, 600V, 250 HP @ 480V, complete with 277V 60Hz coil, suitable for use with Class 8539 motor control systems, Motor Logic SSOLR Class 10

0282A7350P003, General Electric, PowerVac, Relay-Anti Pump, 120VAC 50Hz (non-nuclear), VB-1 2,3, ML-18, qty 1 needed per breaker, suitable for VB1 4.16-250 (1200 & 2000A), VB1 4.16-350 (1200, 2000, 3000A), VB1 7.2-500 (1200 & 2000A), VB1 13.8-500 (1200 & 2000A), VB1 13.8-750 (1200 & 2000A), VB1 13.8-1000 (1200, 2000, 3000A) breakers

KPRL4CF3 direct replacement mounting hardware for Challenger, Cutler Hammer, Eaton, Westinghouse PM4a bolt-on style panel boards, rated for 150A 600V max, Copper, Dual/Twin Branch mounting style, suitable for use with CE,CF,CFS,CFH,ED,EDB,EDH,EHD,FD,FDB,FDC,HFD,HMCP,E2F,FWF circuit breaker frames, complete with all associated hardware, screws and cover plates

1241C54G01, Eaton, Naval, type -LL400, consists of LL400QS breaker frame with adapter kit, 3P, 3PH, 250A-400A, 500Vac, 100kA@500V, Plug-In, complete with 115Vac/28Vdc shunt trip and 115/450Vac aux switch, non-interchangeable trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, Solid State electronic, molded case circuit breakers for naval shipboard use

TQC1145WL, General Electric, Q-Line, type , 1P, 1PH, 120/240V, 45A, 5kA@120V, UL listed, standard interrupting capacity, Feed-Thru, LI - Long-Time and Instantaneous trip functions, line & load side lug terminals, for use with PowerMark circuit breaker load centers, Thermal Magnetic molded case circuit breakers; these breakers are obsolete, however we still stock them

MP12H2-3P-1200A-MO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame, includes 1200A sensor rating with 1200A 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

LB3150T, Westinghouse, AB DE-ION, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 150A, suitable for 400A- LB,HLB standard, Saf-T-Vue or MARK 75 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

8539SBW43V03H30, Square D, Class 8539, combination non-reversing motor starter, NEMA size , requires 3 thermal units, supplied with MAG-GARD GJL36015-M03 circuit breaker and NEMA type 4 & 4X enclosure, 3P, 3PH, 600V, 1 1/2-3 HP @ 240V, complete with 240V coil, suitable for use with Class 8539 motor control systems, Motor Logic SSOLR Class 10/20

8539SCG44V04H10, Square D, Class 8539, combination non-reversing motor starter, NEMA size 1, requires 3 thermal units, supplied with MAG-GARD GJL36030-M04 circuit breaker and NEMA type 1 enclosure, 3P, 3PH, 600V, 5 -7 1/2 HP @ 240V, complete with 277V 60Hz coil, suitable for use with Class 8539 motor control systems, Motor Logic SSOLR Class 10

8539SBR43V03, Square D, Class 8539, combination non-reversing motor starter, NEMA size 00, requires 3 thermal units, supplied with MAG-GARD GJL36015-M03 circuit breaker and NEMA type 7 & 9 spin top type enclosure, 3P, 3PH, 600V, 1 1/2-3 HP @ 240V, complete with 240V coil, suitable for use with Class 8539 motor control systems