Circuit Breakers – Mouser Japan

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HCB Molded Case Circuit Breakers

Hartland Controls/Littelfuse HCB Molded Case Circuit Breakers are for use in residential and commercial applications. The unit-mounted (lug/lug) thermal-magnetic HCB circuit breakers are tested and listed according to UL Standard 489 and CSA Standard C22.2 No. 5-02 for molded case circuit breakers and enclosures. These circuit breakers feature a 10A to 60A and one-, two-, or three-pole reversible lug line/load connection.

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Part #

Circuit Breakers 120/240V 25A 1P CIRCUIT BREAKER, LUGS

HCBY1P25GG850
Hartland Controls / Littelfuse
1: ¥7,750.2
43In Stock

Mfr. Part #
HCBY1P25GG850

Mouser Part #
576-HCBY1P25GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 25A 1P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

43In Stock

¥7,750.2

¥6,429.7

¥5,931.4

¥5,072.7

View

Min.: 1
Mult.: 1

HCB

25 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 40A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY2P40GA850
Hartland Controls / Littelfuse
1: ¥15,279.5
20In Stock

Mfr. Part #
HCBY2P40GA850

Mouser Part #
576-HCBY2P40GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 40A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

20In Stock

¥15,279.5

¥12,670.1

¥12,047.2

¥11,170.2

View

Min.: 1
Mult.: 1

HCB

40 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 25A 3P CIRCUIT BREAKER, LUGS

HCBY3P25GG850
Hartland Controls / Littelfuse
1: ¥42,804
11In Stock

Mfr. Part #
HCBY3P25GG850

Mouser Part #
576-HCBY3P25GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 25A 3P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

11In Stock

¥42,804

¥35,477.3

¥32,718.4

¥27,062.7

View

Min.: 1
Mult.: 1

HCB

25 A

120 VAC, 240 VAC

3 Pole

Bulk

Circuit Breakers 120/240V 35A 3P CIRCUIT BREAKER, LUGS

HCBY3P35GG850
Hartland Controls / Littelfuse
1: ¥42,804
18In Stock

Mfr. Part #
HCBY3P35GG850

Mouser Part #
576-HCBY3P35GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 35A 3P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

18In Stock

¥42,804

¥35,477.3

¥32,705.1

¥27,029.5

View

Min.: 1
Mult.: 1

HCB

35 A

120 VAC, 240 VAC

3 Pole

Bulk

Circuit Breakers 120/240V 35A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY2P35GA850
Hartland Controls / Littelfuse
1: ¥15,297.8
24In Stock

Mfr. Part #
HCBY2P35GA850

Mouser Part #
576-HCBY2P35GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 35A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

24In Stock

¥15,297.8

¥12,686.7

¥12,048.9

¥10,047.4

View

Min.: 1
Mult.: 1

HCB

35 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 45A 2P CIRCUIT BREAKER, LUGS

HCBY2P45GG850
Hartland Controls / Littelfuse
1: ¥15,297.8
16In Stock

Mfr. Part #
HCBY2P45GG850

Mouser Part #
576-HCBY2P45GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 45A 2P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

16In Stock

¥15,297.8

¥12,686.7

¥10,143.7

¥10,142.1

Quote

Min.: 1
Mult.: 1

HCB

45 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 50A 2P CIRCUIT BREAKER, LUGS

HCBY2P50GG850
Hartland Controls / Littelfuse
1: ¥15,292.8
23In Stock

Mfr. Part #
HCBY2P50GG850

Mouser Part #
576-HCBY2P50GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 50A 2P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

23In Stock

¥15,292.8

¥12,688.4

¥11,934.3

¥10,466

View

Min.: 1
Mult.: 1

HCB

50 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 45A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY2P45GA850
Hartland Controls / Littelfuse
1: ¥15,299.5
21In Stock
Factory Special Order

Mfr. Part #
HCBY2P45GA850

Mouser Part #
576-HCBY2P45GA850

Factory Special Order

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 45A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

21In Stock

¥15,299.5

¥12,688.4

¥10,509.1

View

Min.: 1
Mult.: 1

HCB

45 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 15A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY1P15GA850
Hartland Controls / Littelfuse
1: ¥7,751.9
22In Stock

Mfr. Part #
HCBY1P15GA850

Mouser Part #
576-HCBY1P15GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 15A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

22In Stock

¥7,751.9

¥6,471.3

¥5,969.6

¥5,632.5

View

Min.: 1
Mult.: 1

HCB

15 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 15A 1P CIRCUIT BREAKER, LUGS

HCBY1P15GG850
Hartland Controls / Littelfuse
1: ¥7,751.9
23In Stock

Mfr. Part #
HCBY1P15GG850

Mouser Part #
576-HCBY1P15GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 15A 1P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

23In Stock

¥7,751.9

¥6,431.4

¥6,052.7

¥5,539.4

View

Min.: 1
Mult.: 1

HCB

15 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 60A 2P CIRCUIT BREAKER, LUGS

HCBY2P60GG850
Hartland Controls / Littelfuse
1: ¥15,444
9In Stock

Mfr. Part #
HCBY2P60GG850

Mouser Part #
576-HCBY2P60GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 60A 2P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

9In Stock

¥15,444

¥12,811.3

¥12,047.2

¥10,039.1

¥9,467.7

Min.: 1
Mult.: 1

HCB

60 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 30A 2P CIRCUIT BREAKER, LUGS

HCBY2P30GG850
Hartland Controls / Littelfuse
1: ¥8,082.4
7In Stock
Factory Special Order

Mfr. Part #
HCBY2P30GG850

Mouser Part #
576-HCBY2P30GG850

Factory Special Order

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 30A 2P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

7In Stock

¥8,082.4

Min.: 1
Mult.: 1

HCB

30 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 60A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY2P60GA850
Hartland Controls / Littelfuse
1: ¥8,183.7
26In Stock
Factory Special Order

Mfr. Part #
HCBY2P60GA850

Mouser Part #
576-HCBY2P60GA850

Factory Special Order

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 60A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

26In Stock

¥8,183.7

¥8,082.4

Min.: 1
Mult.: 1

HCB

60 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 30A 3P CIRCUIT BREAKER, LUGS

HCBY3P30GG850
Hartland Controls / Littelfuse
1: ¥42,840.5
1In Stock

Mfr. Part #
HCBY3P30GG850

Mouser Part #
576-HCBY3P30GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 30A 3P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

1In Stock

¥42,840.5

¥35,507.2

¥33,967.5

¥30,814.9

View

Min.: 1
Mult.: 1

HCB

30 A

120 VAC, 240 VAC

3 Pole

Bulk

Circuit Breakers 120/240V 30A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY2P30GA850
Hartland Controls / Littelfuse
1: ¥8,082.4
25Expected 8/21/2026
Factory Special Order

Mfr. Part #
HCBY2P30GA850

Mouser Part #
576-HCBY2P30GA850

Factory Special Order

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 30A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

25Expected 8/21/2026

¥8,082.4

Min.: 1
Mult.: 1

HCB

30 A

120 VAC, 240 VAC

2 Pole

Bulk

Circuit Breakers 120/240V 10A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY1P10GA850
Hartland Controls / Littelfuse
1: ¥7,751.9
Non-Stocked

Mfr. Part #
HCBY1P10GA850

Mouser Part #
576-HCBY1P10GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 10A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

Non-Stocked

¥7,751.9

¥6,431.4

¥5,933.1

¥5,408.2

View

Min.: 1
Mult.: 1

HCB

10 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 10A 1P CIRCUIT BREAKER, LUGS

HCBY1P10GG850
Hartland Controls / Littelfuse
1: ¥7,751.9
Non-Stocked

Mfr. Part #
HCBY1P10GG850

Mouser Part #
576-HCBY1P10GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 10A 1P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

Non-Stocked

¥7,751.9

¥6,431.4

¥5,933.1

¥5,408.2

View

Min.: 1
Mult.: 1

HCB

10 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 25A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY1P25GA850
Hartland Controls / Littelfuse
50: ¥5,453.1
Non-Stocked

Mfr. Part #
HCBY1P25GA850

Mouser Part #
576-HCBY1P25GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 25A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

Non-Stocked

¥5,453.1

¥5,278.7

¥5,102.6

View

Min.: 50
Mult.: 50

HCB

25 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 30A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY1P30GA850
Hartland Controls / Littelfuse
50: ¥5,453.1
Non-Stocked

Mfr. Part #
HCBY1P30GA850

Mouser Part #
576-HCBY1P30GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 30A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

Non-Stocked

¥5,453.1

¥5,278.7

¥5,102.6

View

Min.: 50
Mult.: 50

HCB

30 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 30A 1P CIRCUIT BREAKER, LUGS

HCBY1P30GG850
Hartland Controls / Littelfuse
50: ¥5,453.1
Non-Stocked

Mfr. Part #
HCBY1P30GG850

Mouser Part #
576-HCBY1P30GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 30A 1P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

Non-Stocked

¥5,453.1

¥5,278.7

¥5,102.6

View

Min.: 50
Mult.: 50

HCB

30 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 35A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY1P35GA850
Hartland Controls / Littelfuse
50: ¥5,453.1
Non-Stocked

Mfr. Part #
HCBY1P35GA850

Mouser Part #
576-HCBY1P35GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 35A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

Non-Stocked

¥5,453.1

¥5,278.7

¥5,102.6

View

Min.: 50
Mult.: 50

HCB

35 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 35A 1P CIRCUIT BREAKER, LUGS

HCBY1P35GG850
Hartland Controls / Littelfuse
50: ¥5,453.1
Non-Stocked

Mfr. Part #
HCBY1P35GG850

Mouser Part #
576-HCBY1P35GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 35A 1P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

Non-Stocked

¥5,453.1

¥5,278.7

¥5,102.6

View

Min.: 50
Mult.: 50

HCB

35 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 40A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY1P40GA850
Hartland Controls / Littelfuse
50: ¥5,675.6
Non-Stocked

Mfr. Part #
HCBY1P40GA850

Mouser Part #
576-HCBY1P40GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 40A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

Non-Stocked

¥5,675.6

¥5,499.6

¥5,325.2

View

Min.: 50
Mult.: 50

HCB

40 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 45A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

HCBY1P45GA850
Hartland Controls / Littelfuse
50: ¥5,453.1
Non-Stocked

Mfr. Part #
HCBY1P45GA850

Mouser Part #
576-HCBY1P45GA850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 45A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT

Learn More

Datasheet

Non-Stocked

¥5,453.1

¥5,278.7

¥5,102.6

View

Min.: 50
Mult.: 50

HCB

45 A

120 VAC, 240 VAC

1 Pole

Bulk

Circuit Breakers 120/240V 45A 1P CIRCUIT BREAKER, LUGS

HCBY1P45GG850
Hartland Controls / Littelfuse
50: ¥5,453.1
Non-Stocked

Mfr. Part #
HCBY1P45GG850

Mouser Part #
576-HCBY1P45GG850

Hartland Controls / Littelfuse

Circuit Breakers 120/240V 45A 1P CIRCUIT BREAKER, LUGS

Learn More

Datasheet

Non-Stocked

¥5,453.1

¥5,278.7

¥5,102.6

View

Min.: 50
Mult.: 50

HCB

45 A

120 VAC, 240 VAC

1 Pole

Bulk

HCB Molded Case Circuit Breakers

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