.hide-partial { max-height: none; } .show-more { display: none; }

ABB Circuit Protection

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 7,072

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Circuit Breaker Accessories MOE XT5 110 125V AC/DC AUTO-RESET

KXT5MOE110-125
ABB
1: $1,540.96
9In Stock
New At Mouser

Mfr. Part #
KXT5MOE110-125

Mouser Part #
894-KXT5MOE110-125

New At Mouser

ABB

Circuit Breaker Accessories MOE XT5 110 125V AC/DC AUTO-RESET

Datasheet

9In Stock

$1,540.96

Min.: 1
Mult.: 1

Circuit Breaker Accessories KIT FCCUXT2 14-1/0AWG125A 3PCUL/CSA

KXT2CU-3PC
ABB
1: $62.34
40In Stock
60Expected 9/21/2026

Mfr. Part #
KXT2CU-3PC

Mouser Part #
894-KXT2CU-3PC

ABB

Circuit Breaker Accessories KIT FCCUXT2 14-1/0AWG125A 3PCUL/CSA

Datasheet

40In Stock

60Expected 9/21/2026

$62.34

$51.79

$37.73

$34.62

View

Min.: 1
Mult.: 1

Circuit Breakers F204 63A 30MA 110V PB TEST VOLTAGE

F204A-63/0.03 110V
ABB
1: $947.18
4In Stock

Mfr. Part #
F204A-63/0.03 110V

Mouser Part #
894-F204A63/0.03110V

ABB

Circuit Breakers F204 63A 30MA 110V PB TEST VOLTAGE

Learn More

Datasheet

4In Stock

$947.18

Min.: 1
Mult.: 1

Circuit Breakers MCB S800S 2P C 20A

S802S-C20
ABB
1: $578.71
3In Stock
New At Mouser

Mfr. Part #
S802S-C20

Mouser Part #
894-S802S-C20

New At Mouser

ABB

Circuit Breakers MCB S800S 2P C 20A

Datasheet

3In Stock

$578.71

$514.19

$490.10

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories KIT EF XT5 3PCS

KXT5EF-3PC
ABB
1: $101.37
22In Stock
103On Order
New At Mouser

Mfr. Part #
KXT5EF-3PC

Mouser Part #
894-KXT5EF-3PC

New At Mouser

ABB

Circuit Breaker Accessories KIT EF XT5 3PCS

Datasheet

22In Stock

103On Order

$101.37

$87.61

$80.64

$71.28

View

Min.: 1
Mult.: 1

Circuit Breakers XT4N 250 EKIPLS/I IN=150A3PFFUL/CSA

XT4NU3150EFF000XXX
ABB
1: $1,588.77
3In Stock
New At Mouser

Mfr. Part #
XT4NU3150EFF000XXX

Mouser Part #
894-XT4NU3150EFF000X

New At Mouser

ABB

Circuit Breakers XT4N 250 EKIPLS/I IN=150A3PFFUL/CSA

Learn More

Datasheet

3In Stock

$1,588.77

Min.: 1
Mult.: 1

Circuit Breakers UL489 MCB 3P C 50A 240

SU203M-C50
ABB
1: $212.55
11In Stock
15Expected 11/16/2026
New At Mouser

Mfr. Part #
SU203M-C50

Mouser Part #
894-SU203M-C50

New At Mouser

ABB

Circuit Breakers UL489 MCB 3P C 50A 240

Learn More

Datasheet

11In Stock

15Expected 11/16/2026

$212.55

$196.33

$188.04

$176.00

View

Min.: 1
Mult.: 1

Circuit Breakers MCB ST200M 2P C 20A UL1077

ST202M-C20
ABB
1: $128.58
39In Stock

Mfr. Part #
ST202M-C20

Mouser Part #
894-ST202M-C20

ABB

Circuit Breakers MCB ST200M 2P C 20A UL1077

Learn More

Datasheet

39In Stock

$128.58

$111.55

$102.96

$93.89

View

Min.: 1
Mult.: 1

Circuit Breakers ASM CIRCUIT BREAKER 480V

TED134150WL
ABB
1: $4,900.43
1In Stock
New At Mouser

Mfr. Part #
TED134150WL

Mouser Part #
894-TED134150WL

New At Mouser

ABB

Circuit Breakers ASM CIRCUIT BREAKER 480V

Datasheet

1In Stock

$4,900.43

Min.: 1
Mult.: 1

Circuit Breakers RCBO DS201 2P C40A 30MA UL

DS201-C40A30UL
ABB
1: $398.33
5In Stock
New At Mouser

Mfr. Part #
DS201-C40A30UL

Mouser Part #
894-DS201-C40A30UL

New At Mouser

ABB

Circuit Breakers RCBO DS201 2P C40A 30MA UL

5In Stock

$398.33

$282.77

$261.96

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories MS116-165 PI FRONT MNT AUX 1NO/1NC

HKF1-11K
ABB
1: $67.69
5In Stock
New At Mouser

Mfr. Part #
HKF1-11K

Mouser Part #
894-HKF1-11K

New At Mouser

ABB

Circuit Breaker Accessories MS116-165 PI FRONT MNT AUX 1NO/1NC

Datasheet

5In Stock

$67.69

$50.49

$46.95

$40.99

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories RHE_MB XT6 F/P M. BASE FOR ROTARY HANDLE

KXT6MRHESTFP
ABB
1: $334.56
2In Stock
3Expected 10/15/2026
New At Mouser

Mfr. Part #
KXT6MRHESTFP

Mouser Part #
894-KXT6MRHESTFP

New At Mouser

ABB

Circuit Breaker Accessories RHE_MB XT6 F/P M. BASE FOR ROTARY HANDLE

2In Stock

3Expected 10/15/2026

$334.56

$253.34

$237.33

$211.39

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories PB 25MM 4PCS XT2-XT4 3P UL/CSA

KXTCPB25-3
ABB
1: $29.13
10In Stock
New At Mouser

Mfr. Part #
KXTCPB25-3

Mouser Part #
894-KXTCPB25-3

New At Mouser

ABB

Circuit Breaker Accessories PB 25MM 4PCS XT2-XT4 3P UL/CSA

Datasheet

10In Stock

$29.13

$28.37

$27.64

$25.86

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories MS165 MO165 3 PHASE BUSBAR 2 MMS

PS2-2-0-125
ABB
1: $83.66
3In Stock
3Expected 9/21/2026

Mfr. Part #
PS2-2-0-125

Mouser Part #
894-PS2-2-0-125

ABB

Circuit Breaker Accessories MS165 MO165 3 PHASE BUSBAR 2 MMS

Datasheet

3In Stock

3Expected 9/21/2026

$83.66

$63.10

$59.05

$52.07

View

Min.: 1
Mult.: 1

Circuit Breakers MCB ST200M 1P K 40A UL1077

ST201M-K40
ABB
1: $59.62
4In Stock
1Expected 10/30/2026
New At Mouser

Mfr. Part #
ST201M-K40

Mouser Part #
894-ST201M-K40

New At Mouser

ABB

Circuit Breakers MCB ST200M 1P K 40A UL1077

Learn More

Datasheet

4In Stock

1Expected 10/30/2026

$59.62

$44.68

$41.46

$37.56

View

Min.: 1
Mult.: 1

Circuit Breakers UL489 MCB 1P C 32A 480/277

SU201M-C32
ABB
1: $52.87
3In Stock
5Expected 9/11/2026
New At Mouser

Mfr. Part #
SU201M-C32

Mouser Part #
894-SU201M-C32

New At Mouser

ABB

Circuit Breakers UL489 MCB 1P C 32A 480/277

Learn More

Datasheet

3In Stock

5Expected 9/11/2026

$52.87

$47.01

$43.45

$39.09

View

Min.: 1
Mult.: 1

Circuit Breakers MCB SU200M 2P C 7A 20 LEAD DAYS

SU202M-C7
ABB
1: $144.10
6In Stock
New At Mouser

Mfr. Part #
SU202M-C7

Mouser Part #
894-SU202M-C7

New At Mouser

ABB

Circuit Breakers MCB SU200M 2P C 7A 20 LEAD DAYS

Learn More

Datasheet

6In Stock

$144.10

$111.31

$102.25

$93.00

View

Min.: 1
Mult.: 1

Circuit Breakers THHQB MCB 20A 22KA 2P 240V

THHQB22020
ABB
1: $691.20
1In Stock
New At Mouser

Mfr. Part #
THHQB22020

Mouser Part #
894-THHQB22020

New At Mouser

ABB

Circuit Breakers THHQB MCB 20A 22KA 2P 240V

Datasheet

1In Stock

$691.20

Min.: 1
Mult.: 1

Circuit Breakers THQL 1 POLE 120/240V 10K IC 20 AMP

THQL1120
ABB
1: $27.69
5In Stock
New At Mouser

Mfr. Part #
THQL1120

Mouser Part #
894-THQL1120

New At Mouser

ABB

Circuit Breakers THQL 1 POLE 120/240V 10K IC 20 AMP

Datasheet

5In Stock

$27.69

$16.11

$13.57

$12.72

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories 1 FRONT FILLER PLATE - QTY 1

TQLFP1
ABB
1: $38.20
20In Stock
New At Mouser

Mfr. Part #
TQLFP1

Mouser Part #
894-TQLFP1

New At Mouser

ABB

Circuit Breaker Accessories 1 FRONT FILLER PLATE - QTY 1

Datasheet

20In Stock

$38.20

$31.68

$29.23

$24.49

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories TORROIDAL TRANSFORMER TYPE 4

TR4
ABB
1: $459.60
3In Stock

Mfr. Part #
TR4

Mouser Part #
894-TR4

ABB

Circuit Breaker Accessories TORROIDAL TRANSFORMER TYPE 4

3In Stock

$459.60

$400.36

$383.86

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories SL TP, 8 MODULE TP SOCKET L1,2,3,N

ZLS908
ABB
1: $48.70
2In Stock
New At Mouser

Mfr. Part #
ZLS908

Mouser Part #
894-ZLS908

New At Mouser

ABB

Circuit Breaker Accessories SL TP, 8 MODULE TP SOCKET L1,2,3,N

Datasheet

2In Stock

$48.70

$47.49

$32.02

$30.94

View

Min.: 1
Mult.: 1

Fuse Holder PV FUSE HOLDER, 2P, 32A

E92/32PV
ABB
1: $52.18
16In Stock
New At Mouser

Mfr. Part #
E92/32PV

Mouser Part #
894-E92/32PV

New At Mouser

ABB

Fuse Holder PV FUSE HOLDER, 2P, 32A

Datasheet

16In Stock

$52.18

$42.86

$23.94

$21.80

View

Min.: 1
Mult.: 1

Circuit Breakers MCB S200MUC 2P K 8A AC/DC

S202MUC-K8
ABB
1: $250.08
1In Stock
New At Mouser

Mfr. Part #
S202MUC-K8

Mouser Part #
894-S202MUC-K8

New At Mouser

ABB

Circuit Breakers MCB S200MUC 2P K 8A AC/DC

Datasheet

1In Stock

$250.08

$202.98

$190.64

$171.65

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories SL UNIV. ADAPTER BF 63A UL508 NEUTL

ZLS973N
ABB
1: $43.67
7In Stock
New At Mouser

Mfr. Part #
ZLS973N

Mouser Part #
894-ZLS973N

New At Mouser

ABB

Circuit Breaker Accessories SL UNIV. ADAPTER BF 63A UL508 NEUTL

Datasheet

7In Stock

$43.67

$32.72

$30.22

$26.93

View

Min.: 1
Mult.: 1

ABB Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support