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Products
Circuit Protection
Circuit Breakers
Molded Case Circuit Breakers
Circuit Breakers(105)
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Circuit Protection   Circuit Breakers
Circuit Breakers
1 - 25 of 446 Results
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3VA61155HL310AA0
Siemens
3VA61155HL310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA61 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY. 150A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES: WITHOUT LUGS.
CAD
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$1,682.37
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3VA63405HL310AA0
Siemens
3VA63405HL310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA63 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY. 400A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES WITHOUT LUGS. DIMENSIONS (W x H ...
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$2,882.37
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3VA61157HL312AA0
Siemens
3VA61157HL312AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA61 FRAME WITH VERY HIGH (CLASS C) BREAKING CAPACITY. 150A 3-POLE (35KAIC AT 600V) (100KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES WITHOUT LUGS 100 PERCENT RAT...
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$3,372.63
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3VA51954EC310AA0
Siemens
3VA51954EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH STANDARD (CLASS S) BREAKING CAPACITY. 15A 3-POLE (14KAIC AT 600Y/347) (25KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEAT...
CAD
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$403.58
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3VA52205EC310AA0
Siemens
3VA52205EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA52 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY. 200A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEATURES ...
CAD
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$1,433.14
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NGG3B015L
Siemens
NGG3B015L
SIEMENS LOW VOLTAGE G FRAME CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP. UL LISTED NGG FRAME WITH STANDARD BREAKING CAPACITY. 15A 3-POLE (14KAIC AT 600Y/347V) (25KAIC AT 480V). SPECIAL FEATURES MOUNTS ON DIN RAIL / SCREW, LINE AND LOAD SIDE LUGS (TC1Q...
DATASHEET
CAD
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$448.74
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1 can ship immediately.
3VA62255HL310AA0
Siemens
3VA62255HL310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA62 FRAME WITH MEDIUM LOW (CLASS M) BREAKING CAPACITY. 250A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES WITHOUT LUGS.. DIMENSIONS (W...
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$2,198.68
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4 can ship immediately.
3VA51954ED310AA0
Siemens
3VA51954ED310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH STANDARD (CLASS S) BREAKING CAPACITY. 15A 3-POLE (14KAIC AT 600Y/347) (25KAIC AT 480V). TM210 TRIP UNIT WITH FIXED Ir FIXED Ii. SPECIAL FEATURES ...
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$395.05
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0 can ship immediately.
3VA51104EC310AA0
Siemens
3VA51104EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH STANDARD (CLASS S) BREAKING CAPACITY. 100A 3-POLE (14KAIC AT 600Y/347) (25KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEA...
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$525.09
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0 can ship immediately.
3VA51104ED310AA0
Siemens
3VA51104ED310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH STANDARD (CLASS S) BREAKING CAPACITY. 100A 3-POLE (14KAIC AT 600Y/347) (25KAIC AT 480V). TM210 TRIP UNIT WITH FIXED Ir FIXED Ii. SPECIAL FEATURES...
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$513.00
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JXD63B400
Siemens
JXD63B400
SENTRON MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. ASSEMBLED STANDARD 40 DEG C BREAKER JD FRAME WITH STANDARD BREAKING CAPACITY. 400A 3-POLE (25KAIC AT 600V) (35KAIC AT 480V). NON-INTERCHANGEABLE TRIP UNIT. SPECI...
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$5,487.32
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1 can ship immediately.
3VA51604EC310AA0
Siemens
3VA51604EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH STANDARD (CLASS S) BREAKING CAPACITY. 60A 3-POLE (14KAIC AT 600Y/347) (25KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEAT...
CAD
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$403.58
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3VA51606ED310AA0
Siemens
3VA51606ED310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH HIGH (CLASS H) BREAKING CAPACITY. 60A 3-POLE (25KAIC AT 600Y/347) (65KAIC AT 480V). TM210 TRIP UNIT WITH FIXED Ir FIXED Ii. SPECIAL FEATURES WITH...
CAD
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$603.95
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0 can ship immediately.
3VA11126EF320AA0
Siemens
3VA11126EF320AA0
SIEMENS LOW VOLTAGE 3VA IEC MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA11 FRAME WITH HIGH (CLASS H) BREAKING CAPACITY. 125A 3-POLE Icu (10KAIC AT 690V) (70KAIC AT 415V). TM240 TRIP UNIT WITH ADJUSTABLE Ir ADJUSTABLE Ii. SPECIAL F...
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$785.96
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0 can ship immediately.
3VA51304EC310AA0
Siemens
3VA51304EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH STANDARD (CLASS S) BREAKING CAPACITY. 30A 3-POLE (14KAIC AT 600Y/347) (25KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEAT...
CAD
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$403.58
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1 can ship immediately.
3VA51506ED310AA0
Siemens
3VA51506ED310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH HIGH (CLASS H) BREAKING CAPACITY. 50A 3-POLE (25KAIC AT 600Y/347) (65KAIC AT 480V). TM210 TRIP UNIT WITH FIXED Ir FIXED Ii. SPECIAL FEATURES WITH...
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$603.95
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0 can ship immediately.
3VA51124EC310AA0
Siemens
3VA51124EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH STANDARD (CLASS S) BREAKING CAPACITY. 125A 3-POLE (14KAIC AT 600Y/347) (25KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEA...
CAD
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$873.95
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0 can ship immediately.
3VA52256EC310AA0
Siemens
3VA52256EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA52 FRAME WITH HIGH (CLASS H) BREAKING CAPACITY. 250A 3-POLE (25KAIC AT 600V) (65KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEATURES WI...
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$2,304.95
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0 can ship immediately.
3VA53405EC310AA0
Siemens
3VA53405EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA53 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY. 400A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEATURES ...
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$2,432.37
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0 can ship immediately.
3VA63406HL310AA0
Siemens
3VA63406HL310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA63 FRAME WITH HIGH (CLASS H) BREAKING CAPACITY. 400A 3-POLE (22KAIC AT 600V) (65KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES WITHOUT LUGS. DIMENSIONS (W x H x ...
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$4,080.79
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0 can ship immediately.
3VA52155EC310AA0
Siemens
3VA52155EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA52 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY. 150A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEATURES ...
CAD
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$1,397.61
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0 can ship immediately.
FXD63A250
Siemens
FXD63A250
SIEMENS LOW VOLTAGE SENTRON MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. STANDARD RANGE ETI BREAKER FD FRAME WITH STANDARD BREAKING CAPACITY AND NON INTERCHANGEABLE TRIP. MEETS UL 489 / IEC 60947-2 STANDARDS. 250A 3-POLE BREAKER (22KA...
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$5,027.95
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0 can ship immediately.
3VA51906EC310AA0
Siemens
3VA51906EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH HIGH (CLASS H) BREAKING CAPACITY. 90A 3-POLE (25KAIC AT 600Y/347) (65KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEATURES...
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$682.11
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0 can ship immediately.
3VA52255EC310AA0
Siemens
3VA52255EC310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA52 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY. 250A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). TM230 TRIP UNIT WITH FIXED Ir ADJUSTABLE Ii. SPECIAL FEATURES ...
CAD
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$1,634.21
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3VA51105ED310AA0
Siemens
3VA51105ED310AA0
SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. 3VA51 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY. 100A 3-POLE (18KAIC AT 600Y/347) (35KAIC AT 480V). TM210 TRIP UNIT WITH FIXED Ir FIXED Ii. SPECIAL FEATURES W...
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$569.84
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0 can ship immediately.
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