MP08H2-3P-125A-EO-DO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 250A sensor rating with 125A 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 trip units, Solid State electronic, insulated case circuit breakers

MP08-3P-600A-MO-BO-LSIG, 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

MP40-3P-2000A-MO-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, 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-2500A-EO-BO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 4000A frame, includes 2500A, 3000A, 3200A or 4000A sensor rating with 2500A 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

MP40H2-3P-2000A-EO-BO-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, 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

MP32-3P-2000A-MO-DO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3200A frame includes 2000A, 2500A, 3000A, 3200A 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

MP08H2-3P-500A-MO-BO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame includes 600A or 800A sensor rating with 500A 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

MP30-3P-1600A-EO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3000A frame includes 1600A, 2000A, 2500A or 3000A 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

MP16H2-3P-1000A-MO-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, 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

MP50H2-3P-2500A-EO-BO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 5000A frame, includes 2500A, 3000A, 3200A, 4000A or 5000A sensor rating with 2500A 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

MP50-3P-3200A-EO-BO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 5000A frame includes 3200A, 4000A or 5000A sensor rating with 3200A 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

MP25-3P-1600A-MO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2500A frame includes 1600A, 2000A or 2500A 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

MP25H2-3P-1200A-MO-BO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2500A frame, includes 1200A, 1600A, 2000A or 2500A 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

MP30H2-3P-1600A-EO-DO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3000A frame, includes 1600A, 2000A, 2500A or 3000A sensor rating with 1600A 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

MP20H2-3P-1600A-EO-BO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2000A frame, includes 1600A or 2000A sensor rating with 1600A 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-1000A-EO-DO-LSIG, 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

TK123PD1A, General Electric, K1200 Line, part and accessory, Connection Devices, plug-in mounting base assembly with hardware, 3-pole, 1200A, SLS stab configuration, 2 required per breaker, suitable for use with K1200 line and SK1200 line type TKMA,THMKA,TKS,SKHA,SKLA,SKPA,SKHH,SKLL,SKPP,SKSS,SKTT,SKHB,SKLB,SKPB,SKHC,SKLC,SKPC,SKTC,SKSC molded case circuit breakers

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

MP20H-3P-1600A-MO-DO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2000A frame, includes 1600A or 2000A 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

MP50H-3P-3200A-EO-BO-LSG, 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

MP63H-3P-3200A-EO-BO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 3200A, 4000A, 5000A, or 6300A 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

HMA2500TA, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 500A, 50°C, magnetic range 2500-5000A, 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

MP63H-3P-4000A-MO-BO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 4000A, 5000A, or 6300A sensor rating with 4000A 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

MP20H-3P-1000A-MO-DO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2000A frame, includes 1200A, 1600A or 2000A sensor rating with 1000A 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