LA2600T, Westinghouse, LA Series, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 600A, suitable for 600A- 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

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

MP16H-3P-1200A, 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

MP25H2-3P-2500A-MO-DO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2500A frame, includes 2500A 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

MP63H2-3P-6000A-EO-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

MP16-3P-1600A-EO-DO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame includes 1600A trip 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

HMA2200T, Westinghouse, MARK 75, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 200A, 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

MP12H2-3P-1000A-EO-DO-LSI, 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

LA3450TV, 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

MP12H-3P-1000A-EO-DO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1200A frame with 1200A sensor rating with 1000A rating plug, 3P, 3PH, 600V, 65kA@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

MP12H2-3P-1000A-EO-BO-LIG, 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

PAF212000TM, Westinghouse, PAF Series, type , interchangeable trip unit with I - Instantaneous trip functions, front adjustable, front connected, rated for 2000A, suitable for PBF,PAF 2000A molded case circuit breaker frame types, magnetic trip range 4000-12000A, Magnetic Only trip units and programmers & circuit breakers; these trip units are obsolete; however we do still stock them

PA25000TM, Westinghouse, PA 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 1500-5000A, Magnetic Only trip units and programmers & circuit breakers; these trip units are obsolete; however we do still stock them

MP50H-3P-5000A-MO-DO-LSIG, 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

MP16H2-3P-1600A-MO-DO-LSI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame, includes 1600A 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

MP25H2-3P-2500A-MO-BO-LI, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 2500A frame, includes 2500A 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

MP25-3P-2500A-EO-BO-LSIG, 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

LA2500T, Westinghouse, LA Series, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 500A, suitable for 600A- 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

LA2100T, Westinghouse, LA Series, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 100A, 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

MP16-3P-1600A-MO-BO-LS, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 1600A frame includes 1600A trip 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

MP63H-3P-6300A-MO-BO-LSIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 6300A frame, includes 6300A sensor rating with 6300A 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-250A-EO-DO-LIG, 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

A12NCG1200, Westinghouse, SELTRONIC, type , adjustable rating plug element, rated for 1200A, adjustable magnetic trip setting 1600-6400A, suitable for use with 1200A Seltronic - NCG,NCGA,HNCG,HNCGA molded case circuit breaker frame types, for use with Seltronic solid state electronic trip units & circuit breakers; these rating plugs are obsolete; however we do still stock them

48814, Square D, Schneider Electric, Merlin Gerin, Micrologic, field installable, S141A, Micrologic standard 3.0A trip unit with LI - Long-Time and Instantaneous 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