Circuit Breakers, Surge Protectors & Fuses

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

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

Types of Circuit Breakers, Surge Protectors & Fuses

List Images

Results: 37

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 EASS, Lock-Off Device [10]

EASS
Altech
1: 7,94 €
16In Stock

Mfr. Part No.
EASS

Mouser Part No
845-EASS

Altech

Circuit Breaker Accessories EASS, Lock-Off Device [10]

Learn More

Datasheet

16In Stock

7,94 €

7,59 €

7,55 €

Quote

Min.: 1
Mult.: 1

Circuit Breaker Accessories ADD-ON NEUTRAL POLE, UM SERIES

N63UM
Altech
1: 40,85 €
9In Stock

Mfr. Part No.
N63UM

Mouser Part No
845-N63UM

Altech

Circuit Breaker Accessories ADD-ON NEUTRAL POLE, UM SERIES

Learn More

Datasheet

9In Stock

40,85 €

33,88 €

31,26 €

26,57 €

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories V-EA MCB Finger Protection

BS.UL
Altech
1: 1,51 €
73In Stock

Mfr. Part No.
BS.UL

Mouser Part No
845-BSUL

Altech

Circuit Breaker Accessories V-EA MCB Finger Protection

Learn More

Datasheet

73In Stock

1,51 €

1,47 €

1,43 €

1,20 €

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories 110-380V Shunt,Trip

FA110UM
Altech
1: 73,29 €
1In Stock

Mfr. Part No.
FA110UM

Mouser Part No
845-FA110UM

Altech

Circuit Breaker Accessories 110-380V Shunt,Trip

Learn More

Datasheet

1In Stock

73,29 €

60,79 €

57,16 €

47,64 €

44,46 €

Min.: 1
Mult.: 1

Circuit Breakers MA10UM, 6.3-10A, 3p

MA10UM
Altech
1: 156,96 €
2In Stock

Mfr. Part No.
MA10UM

Mouser Part No
845-MA10UM

Altech

Circuit Breakers MA10UM, 6.3-10A, 3p

Learn More

Datasheet

2In Stock

156,96 €

130,15 €

121,29 €

99,88 €

92,75 €

Min.: 1
Mult.: 1

Circuit Breakers Motor Protector

MA25UM
Altech
1: 189,33 €
1In Stock

Mfr. Part No.
MA25UM

Mouser Part No
845-MA25UM

Altech

Circuit Breakers Motor Protector

Learn More

Datasheet

1In Stock

189,33 €

156,99 €

146,29 €

120,48 €

111,88 €

Min.: 1
Mult.: 1

Circuit Breaker Accessories Mounting Screw 34mm pack of 10

E983419
Altech
1: 13,77 €
12Expected 5/29/2026

Mfr. Part No.
E983419

Mouser Part No
845-E983419

Altech

Circuit Breaker Accessories Mounting Screw 34mm pack of 10

Learn More

Datasheet

12Expected 5/29/2026

13,77 €

11,89 €

10,90 €

9,42 €

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories 10A 220V SWITCH

H11UM
Altech
1: 23,95 €
6Expected 6/2/2026

Mfr. Part No.
H11UM

Mouser Part No
845-H11UM

Altech

Circuit Breaker Accessories 10A 220V SWITCH

Learn More

Datasheet

6Expected 6/2/2026

23,95 €

23,33 €

22,72 €

Quote

Min.: 1
Mult.: 1

Circuit Breaker Accessories 1NO 10A 220VAC 12AWG for V-EA, MA UL508

H10UM
Altech
1: 32,74 €
6Factory Stock Available

Mfr. Part No.
H10UM

Mouser Part No
845-H10UM

Altech

Circuit Breaker Accessories 1NO 10A 220VAC 12AWG for V-EA, MA UL508

Learn More

Datasheet

6Factory Stock Available

More Info Available

32,74 €

27,16 €

25,05 €

20,99 €

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories Auxiliary Switch

H12UM
Altech
1: 43,46 €
39Factory Stock Available

Mfr. Part No.
H12UM

Mouser Part No
845-H12UM

Altech

Circuit Breaker Accessories Auxiliary Switch

Learn More

Datasheet

39Factory Stock Available

More Info Available

43,46 €

36,05 €

33,26 €

28,60 €

View

Min.: 1
Mult.: 1

Circuit Breakers MA1.0UM, 0.63-1.0A, 3p

MA1.0UM
Altech
1: 156,96 €
1Factory Stock Available

Mfr. Part No.
MA1.0UM

Mouser Part No
845-MA1.0UM

Altech

Circuit Breakers MA1.0UM, 0.63-1.0A, 3p

Learn More

Datasheet

1Factory Stock Available

More Info Available

156,96 €

130,15 €

121,29 €

99,88 €

92,75 €

Min.: 1
Mult.: 1

Circuit Breakers MANUAL MOTOR CONTR 1.6A CIRCUIT BREAKER

MA1.6UM
Altech
1: 156,96 €
174Factory Stock Available

Mfr. Part No.
MA1.6UM

Mouser Part No
845-MA1.6UM

Altech

Circuit Breakers MANUAL MOTOR CONTR 1.6A CIRCUIT BREAKER

Learn More

Datasheet

174Factory Stock Available

More Info Available

156,96 €

130,15 €

121,29 €

99,88 €

92,75 €

Min.: 1
Mult.: 1

Circuit Breakers MA16UM, 10-16A, 3p

MA16UM
Altech
1: 171,77 €
10Factory Stock Available

Mfr. Part No.
MA16UM

Mouser Part No
845-MA16UM

Altech

Circuit Breakers MA16UM, 10-16A, 3p

Learn More

Datasheet

10Factory Stock Available

More Info Available

171,77 €

142,43 €

132,72 €

109,31 €

101,50 €

Min.: 1
Mult.: 1

Circuit Breakers MA2.5UM, 1.6-2.5A, 3p

MA2.5UM
Altech
1: 117,63 €
1Factory Stock Available

Mfr. Part No.
MA2.5UM

Mouser Part No
845-MA2.5UM

Altech

Circuit Breakers MA2.5UM, 1.6-2.5A, 3p

Learn More

Datasheet

1Factory Stock Available

More Info Available

117,63 €

111,93 €

109,31 €

View

Min.: 1
Mult.: 1

Circuit Breakers CIRCUIT BREAKER 20A

MA20UM
Altech
1: 177,54 €
1Factory Stock Available

Mfr. Part No.
MA20UM

Mouser Part No
845-MA20UM

Altech

Circuit Breakers CIRCUIT BREAKER 20A

Learn More

Datasheet

1Factory Stock Available

More Info Available

177,54 €

147,21 €

137,18 €

112,98 €

104,91 €

Min.: 1
Mult.: 1

Circuit Breakers MA32UM, 25-32A, 3p

MA32UM
Altech
1: 194,14 €
4Factory Stock Available

Mfr. Part No.
MA32UM

Mouser Part No
845-MA32UM

Altech

Circuit Breakers MA32UM, 25-32A, 3p

Learn More

Datasheet

4Factory Stock Available

More Info Available

194,14 €

160,91 €

148,32 €

122,54 €

Min.: 1
Mult.: 1

Circuit Breakers MA40UM, 32-40A, 3p

MA40UM
Altech
1: 215,98 €
15Factory Stock Available

Mfr. Part No.
MA40UM

Mouser Part No
845-MA40UM

Altech

Circuit Breakers MA40UM, 32-40A, 3p

Learn More

Datasheet

15Factory Stock Available

More Info Available

215,98 €

179,01 €

165,01 €

136,33 €

Min.: 1
Mult.: 1

Circuit Breakers 0.1-0.16A Motor Protector

15.901U
Altech
1: 90,01 €
Non-Stocked

Mfr. Part No.
15.901U

Mouser Part No
845-15.901

Altech

Circuit Breakers 0.1-0.16A Motor Protector

Learn More

Datasheet

Non-Stocked

90,01 €

76,98 €

70,68 €

67,23 €

View

Min.: 1
Mult.: 1

Circuit Breakers 0.16-0.25A Motor Protector

15.902
Altech
1: 89,18 €
Non-Stocked

Mfr. Part No.
15.902

Mouser Part No
845-15.902

Altech

Circuit Breakers 0.16-0.25A Motor Protector

Learn More

Datasheet

Non-Stocked

89,18 €

75,32 €

69,28 €

65,46 €

View

Min.: 1
Mult.: 1

Circuit Breakers .4 0.25-0.40A Motor Protector

15.903
Altech
1: 83,59 €
Non-Stocked

Mfr. Part No.
15.903

Mouser Part No
845-15.903

Altech

Circuit Breakers .4 0.25-0.40A Motor Protector

Learn More

Datasheet

Non-Stocked

83,59 €

69,93 €

66,25 €

55,21 €

View

Min.: 1
Mult.: 1

Circuit Breakers MA0.6 0.40-0.63A Motor Protector

15.904
Altech
1: 83,59 €
Non-Stocked

Mfr. Part No.
15.904

Mouser Part No
845-15.904

Altech

Circuit Breakers MA0.6 0.40-0.63A Motor Protector

Learn More

Datasheet

Non-Stocked

83,59 €

69,93 €

66,25 €

55,21 €

View

Min.: 1
Mult.: 1

Circuit Breakers MA1. 0.63-10A Motor Protector

15.905
Altech
1: 83,59 €
Non-Stocked

Mfr. Part No.
15.905

Mouser Part No
845-15.905

Altech

Circuit Breakers MA1. 0.63-10A Motor Protector

Learn More

Datasheet

Non-Stocked

83,59 €

69,93 €

66,25 €

55,21 €

View

Min.: 1
Mult.: 1

Circuit Breakers MA 1.6-2.5A Motor Protector

15.907
Altech
1: 83,59 €
Non-Stocked

Mfr. Part No.
15.907

Mouser Part No
845-15.907

Altech

Circuit Breakers MA 1.6-2.5A Motor Protector

Learn More

Datasheet

Non-Stocked

83,59 €

69,93 €

66,25 €

55,21 €

View

Min.: 1
Mult.: 1

Circuit Breakers MA4.2.5-4.0A Motor Protector

15.908
Altech
1: 83,59 €
Non-Stocked

Mfr. Part No.
15.908

Mouser Part No
845-15.908

Altech

Circuit Breakers MA4.2.5-4.0A Motor Protector

Learn More

Datasheet

Non-Stocked

83,59 €

69,93 €

66,25 €

55,21 €

View

Min.: 1
Mult.: 1

Circuit Breakers MA 10.0-16.0A

15.911
Altech
1: 90,64 €
Non-Stocked

Mfr. Part No.
15.911

Mouser Part No
845-15.911

Altech

Circuit Breakers MA 10.0-16.0A

Learn More

Datasheet

Non-Stocked

90,64 €

76,52 €

72,51 €

60,42 €

View

Min.: 1
Mult.: 1

Types of Circuit Breakers, Surge Protectors & Fuses

Customer Service Office

Company

Resources

Support