Product Category

1-Pole Miniature Circuit Breakers

1-pole miniature circuit breakers (MCBs) are available in current ranges from 0.3A to 63A, with tripping characteristics B, C, and D. They comply with UL 1077, UL 489, and UL 508 standards.

Products 145-156 of 395

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Altech Corp 1C20UL Miniature Circuit Breaker

20A Miniature Circuit Breaker, 1 Pole, C-Curve (Rated to 277 VAC) | 1C20UL

~~Retail: $38.73~~

Price: $24.33

The Altech 1C20UL is suitable for branch circuit device protection.

Terminal Type: Dual Connection Terminal (Box Lug and Ring Tongue)
Amperage: 20
Pole: 1
Trip Curve: C
UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE

MFG Part# 1C20UL

20A Miniature Circuit Breaker, 1 Pole, C-Curve (Rated to 480Y/277 VAC) | B1H1C20

~~Retail: $27.92~~

Price: $25.55

The Noark B1H1C20 is suitable for branch circuit device protection.

Terminal Type: Box Lugs
Amperage: 20
Pole: 1
Trip Curve: C
UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS

MFG Part# B1H1C20

Altech Corp 1D20DL Miniature Circuit Breaker

20A Miniature Circuit Breaker, 1 Pole, D-Curve (Rated to 125 VDC) | 1D20DL

~~Retail: $41.24~~

Price: $25.90

The Altech Corp 1D20DL is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

Terminal Type: Box Clamp or Ring Tongue
Amperage: 20
Pole: 1
Trip Curve: D
UL 489 Listed, UL, cUL, IEC, CE

MFG Part# 1D20DL

20A Miniature Circuit Breaker, 1 Pole, D-Curve (Rated to 240 VAC, 60 VDC) | B1N1D20

~~Retail: $22.71~~

Price: $20.78

The Noark B1N1D20 is suitable for branch circuit device protection.

Terminal Type: Box Lugs
Amperage: 20
Pole: 1
Trip Curve: D
UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS

MFG Part# B1N1D20

Altech Corp 1D20UL Miniature Circuit Breaker

20A Miniature Circuit Breaker, 1 Pole, D-Curve (Rated to 277 VAC) | 1D20UL

~~Retail: $38.73~~

Price: $24.33

The Altech 1D20UL is suitable for branch circuit device protection.

Terminal Type: Dual Connection Terminal (Box Clamp or Ring Tongue)
Amperage: 20
Pole: 1
Trip Curve: D
UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE

MFG Part# 1D20UL

Altech Corp 1D20UR Miniature Circuit Breaker

20A Miniature Circuit Breaker, 1 Pole, D-Curve (Rated to 277 VAC) | 1D20UR

~~Retail: $20.61~~

Price: $12.95

The Altech Corp 1D20UR is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

Terminal Type: Box Clamp or Ring Tongue
Amperage: 20
Pole: 1
Trip Curve: D
UL 1077 Listed, UL, CE

MFG Part# 1D20UR

20A Miniature Circuit Breaker, 1 Pole, D-Curve (Rated to 480Y/277 VAC) | B1H1D20

~~Retail: $27.92~~

Price: $25.55

The Noark B1H1D20 is suitable for branch circuit device protection.

Terminal Type: Box Lugs
Amperage: 20
Pole: 1
Trip Curve: D
UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS

MFG Part# B1H1D20

Altech Corp 1B20UM Miniature Circuit Breaker

20A Miniature Circuit Breaker, 1 Poles, B-Curve (Rated to 40Y/277 VAC) | 1B20UM

~~Retail: $27.48~~

Price: $17.26

The Altech Corp 1B20UM is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

Terminal Type: Box Clamp or Ring Tongue
Amperage: 20
Poles: 1
Trip Curve: B
UL 508 Listed, UL, cUL, CSA

MFG Part# 1B20UM

Altech Corp 1C20UM Miniature Circuit Breaker

20A Miniature Circuit Breaker, 1 Poles, C-Curve (Rated to 40Y/277 VAC) | 1C20UM

~~Retail: $27.48~~

Price: $17.26

The Altech Corp 1C20UM is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

Terminal Type: Box Clamp or Ring Tongue
Amperage: 20
Poles: 1
Trip Curve: C
UL 508 Listed, UL, cUL, CSA

MFG Part# 1C20UM

Altech Corp 1D20UM Miniature Circuit Breaker

20A Miniature Circuit Breaker, 1 Poles, D-Curve (Rated to 40Y/277 VAC) | 1D20UM

~~Retail: $27.48~~

Price: $17.26

The Altech Corp 1D20UM is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

Terminal Type: Box Clamp or Ring Tongue
Amperage: 20
Poles: 1
Trip Curve: D
UL 508 Listed, UL, cUL, CSA

MFG Part# 1D20UM

Lovato P1MB1PB20 Miniature Circuit Breaker

20A Miniature Circuit Breakers, 1 Pole, B-Curve (Rated to 230VAC/60VDC) | P1MB1PB20

~~Retail: $47.97~~

Price: $19.99

The Lovato P1MB1PB20 is suitable for branch circuit device protection.(Pack of 12)

Terminal Type: Screw
Amperage: 20
Pole: 1
Trip Curve: B
UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2

MFG Part# P1MB1PB20

Lovato P1MB1PC20 Miniature Circuit Breaker

20A Miniature Circuit Breakers, 1 Pole, C-Curve (Rated to 230VAC/60VDC) | P1MB1PC20

~~Retail: $47.97~~

Price: $19.99

The Lovato P1MB1PC20 is suitable for branch circuit device protection.(Pack of 12)

Terminal Type: Screw
Amperage: 20
Pole: 1
Trip Curve: C
UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60898-1, IEC/EN 60947-2

MFG Part# P1MB1PC20

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1-Pole Miniature Circuit Breakers