MP25-3P-2500A-MO-BO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2500A frame includes 2500A sensor rating with 2500A rating plug, 3P, 3PH, 600V, 50kA@480V, accepts the following programmers/trip unit devices: STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP, Solid State electronic, insulated case circuit breakers

MP12H2-3P-1000A-EO-DO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame, includes 1200A sensor rating with 1000A 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

MP12H2-3P-1000A-EO-BO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame, includes 1200A sensor rating with 1000A 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

MP63H2-3P-6300A-MO-BO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 6300A sensor rating with 6300A 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

MP30H2-3P-3000A-MO-DO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3000A frame, includes 3000A sensor rating with 3000A 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

HKB2250T, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 250A, suitable for 250A- KB,HKB 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

MP08-3P-250A-EO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame with 250A or 400A sensor rating and 250A rating plug, 3P, 3PH, 600V, 50kA@480V, available with STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP trip units, Solid State electronic, insulated case circuit breakers

MP63H2-3P-6300A-EO-DO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 6300A sensor rating with 6300A 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

PB36000TM, Eaton, Westinghouse, Cutler Hammer, PB Series, type , interchangeable trip unit with I - Instantaneous trip functions, front adjustable, rear connected, rated for 2000A, suitable for PB,PA 2500A molded case circuit breaker frame types, magnetic trip range 2000-6000A, Magnetic Only trip units and programmers & circuit breakers; these trip units are obsolete; however we do still stock them

MP12-3P-1200A-MO-BO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame with 1200A sensor rating with 1200A 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

MP63H-3P-6000A-MO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 6300A sensor rating with 6000A 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

MP08-3P-800A-MO-DO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 800A 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

MA3300T, Westinghouse, MA Series, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 300A, 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

MP30H2-3P-3000A-EO-BO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3000A frame, includes 3000A sensor rating with 3000A 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

JT3150TS41, Cutler Hammer, Series C, type , trip units and programmers, interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 150A, suitable for HJDDC,JD,HJD,JDC molded case circuit breaker frame types, left pole mounted 12-24Vac/dc shunt trip, 18-inch pigtail leads same side, Thermal Magnetic trip units & circuit breakers

MP20-3P-2000A-EO-BO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2000A frame includes 2000A sensor rating with 2000A rating plug, 3P, 3PH, 600V, 50kA@480V, accepts the following programmers/trip unit devices: STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP, Solid State electronic, insulated case circuit breakers

MP63H2-3P-6000A-MO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 6300A sensor rating with 6000A 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

HLA2125TA, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 125A, 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

MP50H-3P-5000A-EO-BO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 5000A frame, includes 5000A sensor rating with 5000A 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

HLA3090TV, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 90A, 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

MP50H2-3P-5000A-MO-BO-LIG, 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

MP50H2-3P-5000A-MO-DO-LS, 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

HNB28000TMV, Westinghouse, MARK 75, type , interchangeable trip unit with I - Instantaneous trip functions, front adjustable, rated for 1200A, 50°C, suitable for NB,HNB,NBY 1200A molded case circuit breaker frame types, magnetic trip range 4000-8000A, Magnetic Only trip units and programmers & circuit breakers; these trip units are obsolete; however we do still stock them

LB2150T, 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