MP50H2-3P-4000A-MO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 5000A frame, includes 4000A or 5000A sensor rating with 4000A 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

MP08H-3P-600A-MO-DO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 600A or 800A sensor rating with 600A 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

MP20H-3P-1000A-EO-DO-LSI, 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

MP12H-3P-600A-EO-DO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame with 600A, 800A or 1200A sensor rating with 600A 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

S132A, Schneider Electric, Square D, Merlin Gerin, Micrologic, field installable Micrologic standard 2.0 trip unit, with LS - Long-Time and Short-Time trip functions, complete with type 'A' rating plug, suitable for N, P & R frames - 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

MP08-3P-600A-EO-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

MP16-3P-1000A-MO-DO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame includes 1200A, or 1600A sensor rating with 1000A 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

HMA3700TA, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 700A, 50°C, magnetic range 3000-6000A, 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

MP50H-3P-4000A-EO-BO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 5000A frame, includes 4000A or 5000A 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

MP30H-3P-2000A-EO-BO-LI, 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

MP63H2-3P-5000A-EO-BO-LSI, 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

MP63H2-3P-4000A-EO-DO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 4000A, 5000A or 6300A sensor rating with 4000A 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

MP40H2-3P-3200A-EO-BO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 4000A frame, includes 3200A or 4000A sensor rating with 3200A 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

MP12H-3P-600A-EO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame with 600A, 800A or 1200A sensor rating with 600A 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

MP12H-3P-800A-MO-BO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame with 800A or 1200A sensor rating and 800A 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

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

MP08-3P-500A-EO-DO-LSG, 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-800A-EO-BO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 800A sensor rating with 800A 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

MP30H2-3P-2500A-EO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 3000A frame, includes 2500A or 3000A 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

MP16H2-3P-800A-EO-DO-LSG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame, includes 800A, 1200A or 1600A sensor rating with 800A 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

RP6R25A250, Cutler Hammer, Series G, type , interchangeable rating plug element, fixed rated for 2500A, suitable for use with the 2500A current sensor rating, to be used with Series C & Series G- RD,RDC,CRD,CRDC,RGH,RGC,RW,RWC molded case circuit breaker frame types, for use with DIGITRIP,RMS510,RMS610,RMS810,RMS910 solid state electronic trip units & circuit breakers

MP08H-3P-150A-EO-BO-LSG, 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

MP20-3P-1000A-EO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2000A frame includes 1200A, 1600A or 2000A sensor rating with 1000A 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

MP50H-3P-3200A-EO-DO-LSIG, 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