3VA6340-8JT31-0AA0, Siemens, SENTRON 3VA, type , 3PH, 3P, 600V, 400A, extremely high breaking capacity, 100kA@480V, Feed-Thru, fixed mounted, complete with ETU556 trip unit with display, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, Solid State electronic, molded case circuit breaker

MA2450, Westinghouse, MA Series, type , 2P, 1PH, 450A, 600V, 30kA@480V, standard interrupting capacity, Bolt-On, complete with interchangeable trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic molded case circuit breakers, these breakers are obsolete; however we do still stock them

452D821G22, Eaton, Naval, Thermal Magnetic trip units and programmers, type -LF250, 3P, 175A, 500Vac, 650-1300 instantaneous trip setting, LI - Long-Time and Instantaneous trip functions, suitable for use with fused AQB-LF250 circuit breakers for naval shipboard use

5SY5140-7, Siemens, SENTRON Miniature, type , 1P, 1PH, 40A, 230/400V AC, 220V DC, 10kA@230V, standard interrupting capacity, 40°C, Feed-Thru, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, miniature molded case circuit breakers

DK3350Y, Westinghouse, Cutler Hammer, Eaton, Series C, type , 3P, 3PH, 350A, 240V, 65kA@240V, standard interrupting capacity, 40ºC, Bolt-On, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and line side lug terminals, Thermal Magnetic molded case circuit breakers

HLD2500W, Cutler Hammer, Eaton, Westinghouse, Series C, type , 2P, 1PH, 500A, 600V, 65kA@480V, high interrupting capacity, 40°C, Bolt-On, complete with interchangeable, LI - Long-Time and Instantaneous trip functions, lug terminals not included, Thermal Magnetic molded case circuit breakers

MP30H-3P-2000A-MO-BO-LSI, 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

BQ1B050F, Siemens, BQ Series, type , 1P, 1PH, 50A, 120V, 10kA@120V, standard interrupting capacity, Bolt-On, complete with fungus proofing, non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic molded case circuit breakers

EH3020L, Cutler Hammer, EH Series, type , 3P, 3PH, 20A, 480V, 14kA@480V, standard interrupting capacity, 40ºC, Feed-Thru, complete with LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic, molded case circuit breakers; these breakers are now obsolete; however, we do still stock them

3VA9978-0AA13, Siemens, auxiliary switch AUX, SENTRON 3VA, compact/1 slot size, electronic-compatible, suitable for use with Siemens 3VA circuit breakers

HJXD62B400, Siemens, Sentron Series, type , 2P, 1PH, 400A, 600V 65kA@480V, high interrupting capacity, 40ºC, Bolt-On, UL listed for reverse fed applications, complete with non-interchangeable trip unit, lugs not included, Thermal Magnetic, molded case circuit breakers

MP350KH, Murray Corporation, MP Series, type , 3P, 3PH, 50A, 240V, 22kA@240V, standard interrupting capacity, 40°C, Plug-In, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic molded case circuit breakers

6635C58G04, Eaton, Naval, type -A1602, rating plug, 1000A, suitable for use with 1600A AQB-A1602,NQB-A1602 naval circuit breakers

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

CVH2200, Eaton molded case

TPVVF3604E1, General Electric, Power Break I, type , 3P, 3PH, 600V, 400A, 65kA@480V, standard interrupting capacity, Bolt-On, stationary/fixed mounted, electrically operated 120V controls, 100% rated, for use with MicroVersaTrip programmers, LSI - Long-Time, Short-Time and Instantaneous trip functions, Solid State electronic insulated case circuit breakers; these breakers are obsolete, however we still stock them

B17000S01, Siemens, BL Series, type , 1P, 1PH, 70A, 120/240V, 10kA@240V, 40°C, Bolt-On, with 120V shunt trip, panelboard mounted, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic, molded case circuit breakers

KD3150W, Westinghouse, Cutler Hammer, Eaton, Series C, type , 3P, 3PH, 150A, 600V, 35kA@480V, standard interrupting capacity, 40°C, Bolt-On, complete with interchangeable LI - Long-Time and Instantaneous trip functions, lug terminals not included, Thermal Magnetic, molded case circuit breakers

MP12H-3P-800A-MO-DO-LSIG, 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-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, 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

3VA6440-6HM31-0AA0, Siemens, SENTRON 3VA, type , 3PH, 3P, 600V, 400A, high breaking capacity, 65kA@480V, Feed-Thru, fixed mounted, complete with ETU330 trip unit, LIG - Long-Time, Instantaneous and Ground Fault trip functions, Solid State electronic, molded case circuit breakers

DA3400Y, Westinghouse, Cutler Hammer, AB DE-ION, type , 3P, 3PH, 400A, 600V, 30kA@480V, standard interrupting capacity, Bolt-On, complete with interchangeable trip, LI - Long-Time and Instantaneous trip functions and line side lug terminals, suitable for reverse fed applications, Thermal Magnetic molded case circuit breakers; these breakers are obsolete, however we do still stock them

EHC2040L, Cutler Hammer, EHC Series, type , 2P, 1PH, 40A, 480V, 14kA@480V, standard interrupting capacity, 40ºC, Feed-Thru, complete with LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic, molded case circuit breakers; these breakers are now obsolete; however, we do still stock them

FAZ-B5/3-RT, Eaton, FAZ Series, type , UL listed, DIN rail mounted miniature circuit breaker, B curve, 3PH, 3P, 277/480V, 5A, 10kA@277/480V, Feed-Thru with ring-tongue terminals, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breaker