KB3100TV, Westinghouse, AB DE-ION, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 100A, 50°C, 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

MP50H-3P-3200A-MO-BO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 5000A frame, includes 3200A, 4000A or 5000A sensor rating with 3200A 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-600A-MO-DO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame with 600A or 800A sensor rating with 600A 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

MP30H-3P-2000A-MO-DO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3000A frame, includes 2000A, 2500A or 3000A sensor rating with 2000A 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

33073BA, Schneider Electric, Square D, Merlin Gerin, Micrologic, field installable, S144A, Micrologic standard 6.0A trip unit with LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions and ammeter, with type 'A' 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

MP16H-3P-1200A-MO-DO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame, includes 1200A or 1600A sensor rating with 1200A 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, Solid State electronic, insulated case circuit breakers

MP40H-3P-2000A-MO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 4000A frame, includes 2000A, 2500A, 3000A, 3200A or 4000A sensor rating with 2000A 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

MP12-3P-800A-EO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame with 800A or 1200A sensor rating with 800A 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

MP08H-3P-200A-MO-BO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame with 250A or 400A sensor rating and 200A 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

MP12-3P-1000A-MO-DO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame with 1200A, 1600A or 2000A sensor rating with 1000A rating plug, 3P, 3PH, 600V, 50kA@480V, acceptable with 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-5000A-MO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 5000A or 6300A 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

HNB2700TV, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 700A, 50°C, suitable for 1200A- NB,HNB,NBY 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

MP16H-3P-1000A-EO-DO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame, includes 1200A or 1600A sensor rating with 1000A 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

MP25-3P-2000A-EO-DO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2500A frame includes 2000A or 2500A 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

MP08H-3P-150A-MO-BO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame with 250A sensor rating and 150A 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

MP08H2-3P-150A-MO-BO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 250A sensor rating with 150A rating plug, 3P, 3PH, 600V, 100kA@480V, accepts the following programmer/trip unit devices: with STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP trip units, Solid State electronic, insulated case circuit breakers

MP32H-3P-1600A-MO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3200A frame, includes 1600A, 2000A, 2500A, 3000A or 3200A sensor rating with 1600A 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

MP63H2-3P-5000A-MO-DO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 5000A or 6300A 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

MP20-3P-1600A-EO-BO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2000A frame includes 1600A or 2000A sensor rating with 1600A 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

LB2125TV, Westinghouse, AB DE-ION, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 125A, 50°C, 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

MP30-3P-2000A-MO-DO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3000A frame includes 2000A, 2500A or 3000A 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

MP40H-3P-2000A-EO-DO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 4000A frame, includes 2000A, 2500A, 3000A, 3200A or 4000A sensor rating with 2000A 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-500A-EO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame with 600A or 800A sensor rating and 500A 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

MP08H-3P-250A-EO-DO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 250A or 400A sensor rating with 250A 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