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Circuit Protection

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Types of Circuit Protection

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Results: 372

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Part #

Circuit Breakers Cir Brkr,HydMag

PR21-4-4.00A-XX-V
AIRPAX
1: $47.73
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
PR21-4-4.00A-XX-V

Mouser Part No
874-PR214400AXXV

AIRPAX

Circuit Breakers Cir Brkr,HydMag

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

$47.73

$44.90

$43.52

$41.27

View

Min.: 1
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

IELHK111-1RS4-40004-50-V
AIRPAX
3: $285.27
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
IELHK111-1RS4-40004-50-V

Mouser Part No
682-K1111RS44000450V

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Datasheet

Non-Stocked Lead-Time 15 Weeks

$285.27

$249.21

$173.14

$152.15

View

Min.: 3
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

R11S-4-4.00A-39507-4
AIRPAX
1: $24.44
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
R11S-4-4.00A-39507-4

Mouser Part No
874-R11S4400A395074

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Datasheet

Non-Stocked Lead-Time 18 Weeks

$24.44

$22.98

$22.33

$21.14

View

Min.: 1
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

229-4-40066-2
AIRPAX
3: $448.69
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
229-4-40066-2

Mouser Part No
874-2294400662

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$448.69

$391.90

$272.32

$239.31

View

Min.: 3
Mult.: 1

Circuit Breakers 400A ILK MG 504 4P5W 3PY480 4IN @ E

DBRS450440000/E400
ABB Installation Products
1: $42,238.43
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
DBRS450440000/E400

Mouser Part No
894-DBRS4504400/E400

ABB Installation Products

Circuit Breakers 400A ILK MG 504 4P5W 3PY480 4IN @ E

Datasheet

Non-Stocked Lead-Time 6 Weeks

$42,238.43

Min.: 1
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

219-3-28644-008-V
AIRPAX
3: $322.65
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
219-3-28644-008-V

Mouser Part No
874-2193286448V

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$322.65

$281.84

$195.86

$172.08

View

Min.: 3
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors ESAP-ESA PROBE-400601408 7M

10209744-00
TE Connectivity
10: $686.22
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
10209744-00

Mouser Part No
571-10209744-00

TE Connectivity

NTC (Negative Temperature Coefficient) Thermistors ESAP-ESA PROBE-400601408 7M

Non-Stocked Lead-Time 11 Weeks

$686.22

View

Min.: 10
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

LELHK11-1REC4-40086-100-V
AIRPAX
3: $241.53
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
LELHK11-1REC4-40086-100-V

Mouser Part No
682-111REC440086100V

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Datasheet

Non-Stocked Lead-Time 15 Weeks

$241.53

$210.97

$146.60

$128.83

View

Min.: 3
Mult.: 1

Industrial & Electrical Fuses 10 URD 284 PLAF 4400 BS

W221601
Mersen
1: $18,178.49
Non-Stocked

Mfr. Part No.
W221601

Mouser Part No
737-W221601

Mersen

Industrial & Electrical Fuses 10 URD 284 PLAF 4400 BS

Non-Stocked

$18,178.49

View

Min.: 1
Mult.: 1

Circuit Breakers Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset snap action mechanism and special dual button manual release which avoids the danger of unintended disconnection (M-type TM CBE to EN 60934). Surface mounted, co

449-K-H-FN-SI-FA24-400A
E-T-A
Non-Stocked
Factory Special Order

Mfr. Part No.
449-K-H-FN-SI-FA24-400A

Mouser Part No
457-449KHFNSIF24400

Factory Special Order

E-T-A

Datasheet

Non-Stocked

Quote

Circuit Breakers LGE 3P, 400A LSI BRK, WITHOUT TERMINALS

LGE340032WCA2S4X1Y17
Eaton Electrical
1: $10,629.74
Non-Stocked
New At Mouser

Mfr. Part No.
LGE340032WCA2S4X1Y17

Mouser Part No
504-40032WCA2S4X1Y17

New At Mouser

Eaton Electrical

Circuit Breakers LGE 3P, 400A LSI BRK, WITHOUT TERMINALS

Non-Stocked

$10,629.74

Min.: 1
Mult.: 1

Industrial & Electrical Fuses QUICK SHIP

15RBA4-400E-Q
Eaton Electrical
1: $938.78
Non-Stocked
New At Mouser

Mfr. Part No.
15RBA4-400E-Q

Mouser Part No
504-15RBA4-400E-Q

New At Mouser

Eaton Electrical

Industrial & Electrical Fuses QUICK SHIP

Datasheet

Non-Stocked

$938.78

$779.84

$737.52

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses Fuse, RBA 400 15kV 400E

15RBA4-400E
Eaton Electrical
1: $1,016.24
Non-Stocked
New At Mouser

Mfr. Part No.
15RBA4-400E

Mouser Part No
504-15RBA4-400E

New At Mouser

Eaton Electrical

Industrial & Electrical Fuses Fuse, RBA 400 15kV 400E

Non-Stocked

$1,016.24

$844.19

$798.19

Min.: 1
Mult.: 1

Industrial & Electrical Fuses FUSE, RBT 400 8KV 400E

8RBT4-400E
Eaton Electrical
1: $2,398.24
Non-Stocked
New At Mouser

Mfr. Part No.
8RBT4-400E

Mouser Part No
504-8RBT4-400E

New At Mouser

Eaton Electrical

Industrial & Electrical Fuses FUSE, RBT 400 8KV 400E

Datasheet

Non-Stocked

$2,398.24

$2,047.74

Min.: 1
Mult.: 1

Circuit Breakers KD MCCB SW 3P 400A WITH 1A-1B AUX SW RH

KD3400KA05D15T06Y15
Eaton Electrical
1: $6,356.29
Non-Stocked
New At Mouser

Mfr. Part No.
KD3400KA05D15T06Y15

Mouser Part No
504-400KA05D15T06Y15

New At Mouser

Eaton Electrical

Circuit Breakers KD MCCB SW 3P 400A WITH 1A-1B AUX SW RH

Non-Stocked

$6,356.29

Min.: 1
Mult.: 1

Circuit Breakers HMCP 3P 400A 350-700TA W/1A-1B A/S RH

HMCP400A5A06D15T6Y15
Eaton Electrical
1: $6,751.79
Non-Stocked
New At Mouser

Mfr. Part No.
HMCP400A5A06D15T6Y15

Mouser Part No
504-400A5A06D15T6Y15

New At Mouser

Eaton Electrical

Circuit Breakers HMCP 3P 400A 350-700TA W/1A-1B A/S RH

Datasheet

Non-Stocked

$6,751.79

Min.: 1
Mult.: 1

Circuit Breakers 3P 400A K GENER/ CB W/LINE KEEPER&LOAD

KG3400WA12S43D05X04
Eaton Electrical
1: $4,721.20
Non-Stocked
New At Mouser

Mfr. Part No.
KG3400WA12S43D05X04

Mouser Part No
504-400WA12S43D05X04

New At Mouser

Eaton Electrical

Circuit Breakers 3P 400A K GENER/ CB W/LINE KEEPER&LOAD

Non-Stocked

$4,721.20

Min.: 1
Mult.: 1

Industrial & Electrical Fuses BUSS WELDER LIMITER

64400
Bussmann / Eaton
1: $492.11
Non-Stocked

Mfr. Part No.
64400

Mouser Part No
504-64400

Bussmann / Eaton

Industrial & Electrical Fuses BUSS WELDER LIMITER

Datasheet

Non-Stocked

$492.11

$464.73

$410.11

$410.08

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 8.3KV, BA-400/800, 400E, EXPL FUSE RFL

8BA4-400E
Eaton Electrical
1: $4,739.64
Non-Stocked
New At Mouser

Mfr. Part No.
8BA4-400E

Mouser Part No
504-8BA4-400E

New At Mouser

Eaton Electrical

Industrial & Electrical Fuses 8.3KV, BA-400/800, 400E, EXPL FUSE RFL

Datasheet

Non-Stocked

$4,739.64

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses FUSE, RBT 400 15KV 400E

15RBT4-400E
Eaton Electrical
1: $2,483.55
Non-Stocked
New At Mouser

Mfr. Part No.
15RBT4-400E

Mouser Part No
504-15RBT4-400E

New At Mouser

Eaton Electrical

Industrial & Electrical Fuses FUSE, RBT 400 15KV 400E

Datasheet

Non-Stocked

$2,483.55

$2,120.59

Min.: 1
Mult.: 1

Circuit Breakers 400A HMCP W/1A/1B A/S 24VDC UVR &

HMCP400A5A06D15T6Y12
Eaton Electrical
1: $7,509.89
Non-Stocked
New At Mouser

Mfr. Part No.
HMCP400A5A06D15T6Y12

Mouser Part No
504-400A5A06D15T6Y12

New At Mouser

Eaton Electrical

Circuit Breakers 400A HMCP W/1A/1B A/S 24VDC UVR &

Datasheet

Non-Stocked

$7,509.89

Quote

Min.: 1
Mult.: 1

Circuit Breakers LGE 3 POLE, 600A LSI BREAKER

LGE340032WCA2S6X1Y17
Eaton Electrical
1: $10,629.74
Non-Stocked
New At Mouser

Mfr. Part No.
LGE340032WCA2S6X1Y17

Mouser Part No
504-40032WCA2S6X1Y17

New At Mouser

Eaton Electrical

Circuit Breakers LGE 3 POLE, 600A LSI BREAKER

Non-Stocked

$10,629.74

Min.: 1
Mult.: 1

Circuit Breakers LGE 3P 400 A CIRCUIT BRK W/O TERMINALS

LGE3400FAWCA2S4X1Y17
Eaton Electrical
1: $7,987.85
Non-Stocked
New At Mouser

Mfr. Part No.
LGE3400FAWCA2S4X1Y17

Mouser Part No
504-400FAWCA2S4X1Y17

New At Mouser

Eaton Electrical

Circuit Breakers LGE 3P 400 A CIRCUIT BRK W/O TERMINALS

Non-Stocked

$7,987.85

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 15.5 MAX KV, BA-400/800, 400E, EXPL REFL

15BA4-400E
Eaton Electrical
1: $4,780.72
Non-Stocked
New At Mouser

Mfr. Part No.
15BA4-400E

Mouser Part No
504-15BA4-400E

New At Mouser

Eaton Electrical

Industrial & Electrical Fuses 15.5 MAX KV, BA-400/800, 400E, EXPL REFL

Datasheet

Non-Stocked

$4,780.72

Quote

Min.: 1
Mult.: 1

Circuit Breakers KD 3P 400A LSI WITH AUX AND SP. TERM.

KD3400FT32A12X02Y04
Eaton Electrical
1: $7,787.90
Non-Stocked
New At Mouser

Mfr. Part No.
KD3400FT32A12X02Y04

Mouser Part No
504-400FT32A12X02Y04

New At Mouser

Eaton Electrical

Circuit Breakers KD 3P 400A LSI WITH AUX AND SP. TERM.

Non-Stocked

$7,787.90

Min.: 1
Mult.: 1

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