Circuit Protection – Mouser Japan

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AC/DC Power Supply

Littelfuse AC/DC Power Supply is a commonly used building block in electronic designs. The components in these power supply building blocks need to be reliable and long-lasting, and Littelfuse offers a range of products that fit those requirements. This portfolio of components covers overcurrent and overvoltage protection, the power stage, and output protection. Typical applications for Littelfuse AC/DC Power Supply products include automotive, solar, industrial, manufacturing, and more.

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Types of Circuit Protection

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Results: 7,176

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Part #

Cartridge Fuses 250V 2.5A Slo-Blo

021502.5MXEP
Littelfuse
1: ¥536.5
220In Stock

Mfr. Part #
021502.5MXEP

Mouser Part #
576-021502.5MXEP

Littelfuse

Cartridge Fuses 250V 2.5A Slo-Blo

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Datasheet

220In Stock

¥536.5

¥445.1

¥411.9

¥340.5

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Min.: 1
Mult.: 1

Cartridge Fuses 250V 2.5A IEC TD HBC

021502.5TXP
Littelfuse
1: ¥398.6
127In Stock

Mfr. Part #
021502.5TXP

Mouser Part #
576-021502.5TXP

Littelfuse

Cartridge Fuses 250V 2.5A IEC TD HBC

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Datasheet

127In Stock

¥398.6

¥360.4

¥342.2

¥275.7

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Min.: 1
Mult.: 1

Cartridge Fuses 250V 20A TL HBC

0215020.MRET1P
Littelfuse
1: ¥440.2
472In Stock

Mfr. Part #
0215020.MRET1P

Mouser Part #
576-0215020.MRET1P

Littelfuse

Cartridge Fuses 250V 20A TL HBC

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Datasheet

472In Stock

Cut Tape

¥440.2

¥410.3

¥388.7

¥313.9

View

Reel

¥214.3

Min.: 1
Mult.: 1

: 1,000

Cartridge Fuses 250V 6.3A 5x20mm Slo-Blo

021506.3MXK23P
Littelfuse
1: ¥242.5
830In Stock

Mfr. Part #
021506.3MXK23P

Mouser Part #
576-021506.3MXK23P

Littelfuse

Cartridge Fuses 250V 6.3A 5x20mm Slo-Blo

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Datasheet

830In Stock

¥242.5

¥201

¥186

¥154

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Min.: 1
Mult.: 1

Cartridge Fuses 250V 1.25A IEC TD HBC

02151.25TXP
Littelfuse
1: ¥390.3
136In Stock

Mfr. Part #
02151.25TXP

Mouser Part #
576-02151.25TXP

Littelfuse

Cartridge Fuses 250V 1.25A IEC TD HBC

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Datasheet

136In Stock

¥390.3

¥323.9

¥275.7

¥234.2

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Min.: 1
Mult.: 1

Cartridge Fuses 250V 3.15A Slo-Blo

02153.15TXP
Littelfuse
1: ¥390.3
1,099In Stock

Mfr. Part #
02153.15TXP

Mouser Part #
576-02153.15TXP

Littelfuse

Cartridge Fuses 250V 3.15A Slo-Blo

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Datasheet

1,099In Stock

¥390.3

¥323.9

¥299

¥247.5

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Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 125V FM10A PICO MIL 1A

0253001.V
Littelfuse
1: ¥2,430
2In Stock

Mfr. Part #
0253001.V

Mouser Part #
576-0253001.V

Littelfuse

Fuses with Leads - Through Hole 125V FM10A PICO MIL 1A

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Datasheet

2In Stock

¥2,430

¥2,014.8

¥1,855.3

¥1,541.4

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Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V 3.5A-HD 50A SMD

0805L350SLYR
Littelfuse
1: ¥418.6
621In Stock

Mfr. Part #
0805L350SLYR

Mouser Part #
576-0805L350SLYR

Littelfuse

Resettable Fuses - PPTC 6V 3.5A-HD 50A SMD

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Datasheet

621In Stock

Cut Tape

¥418.6

¥345.5

¥318.9

¥265.8

View

Reel

¥186

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V 4.0A-HD 50A SMD

0805L400SLWR
Littelfuse
1: ¥426.9
1,277In Stock

Mfr. Part #
0805L400SLWR

Mouser Part #
576-0805L400SLWR

Littelfuse

Resettable Fuses - PPTC 6V 4.0A-HD 50A SMD

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Datasheet

1,277In Stock

Cut Tape

¥426.9

¥353.8

¥327.2

¥325.6

View

Reel

¥194.3

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 12V POLYFUSE 1206 LoRho SL 1.1A

1206L110/12SLYR
Littelfuse
1: ¥516.6
453In Stock
4,000Expected 12/31/2026

Mfr. Part #
1206L110/12SLYR

Mouser Part #
576-1206L110/12SLYR

Littelfuse

Resettable Fuses - PPTC 12V POLYFUSE 1206 LoRho SL 1.1A

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Datasheet

453In Stock

4,000Expected 12/31/2026

Cut Tape

¥516.6

¥458.4

¥415.3

¥345.5

View

Reel

¥250.8

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.80A

1206L380SLTHYR
Littelfuse
1: ¥312.3
242In Stock
4,000Expected 2/3/2027

Mfr. Part #
1206L380SLTHYR

Mouser Part #
576-1206L380SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.80A

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Datasheet

242In Stock

4,000Expected 2/3/2027

Cut Tape

¥312.3

¥255.8

¥215.9

¥197.7

View

Reel

¥152.3

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2A

1210L200SLYR
Littelfuse
1: ¥403.6
66In Stock

Mfr. Part #
1210L200SLYR

Mouser Part #
576-1210L200SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2A

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Datasheet

66In Stock

Cut Tape

¥403.6

¥355.5

¥308.9

¥259.1

View

Reel

¥187.7

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 4.50A

1210L450SLWR
Littelfuse
1: ¥406.9
62In Stock
6,000Expected 9/1/2026

Mfr. Part #
1210L450SLWR

Mouser Part #
576-1210L450SLWR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 4.50A

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Datasheet

62In Stock

6,000Expected 9/1/2026

Cut Tape

¥406.9

¥357.1

¥328.9

¥317.3

View

Reel

¥196

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 6V 5A 1210 POLYFUSE SURF MOUNT

1210L500SLWR
Littelfuse
1: ¥455.1
817In Stock
3,000Expected 1/21/2027

Mfr. Part #
1210L500SLWR

Mouser Part #
576-1210L500SLWR

Littelfuse

Resettable Fuses - PPTC 6V 5A 1210 POLYFUSE SURF MOUNT

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Datasheet

817In Stock

3,000Expected 1/21/2027

Cut Tape

¥455.1

¥377

¥348.8

¥289

View

Reel

¥209.3

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD 100mA 500A Dual Negative

B1101UCLRP
Littelfuse
1: ¥918.5
698In Stock

Mfr. Part #
B1101UCLRP

Mouser Part #
576-B1101UCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 100mA 500A Dual Negative

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Datasheet

698In Stock

Cut Tape

¥918.5

¥611.2

¥436.8

¥400.3

¥378.7

Reel

¥378.7

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 1.0KV

CG31.0LTR
Littelfuse
1: ¥671
72In Stock
1,000Expected 2/1/2027

Mfr. Part #
CG31.0LTR

Mouser Part #
576-CG31.0LTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 1.0KV

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Datasheet

72In Stock

1,000Expected 2/1/2027

Cut Tape

¥671

¥513.2

¥425.2

Reel

¥373.7

Min.: 1
Mult.: 1

: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 1.5KV

CG31.5
Littelfuse
1: ¥594.6
Non-Stocked Lead-Time 17 Weeks

Mfr. Part #
CG31.5

Mouser Part #
576-CG31.5

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 1.5KV

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Datasheet

Non-Stocked Lead-Time 17 Weeks

¥594.6

¥455.1

¥377

¥367.1

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 1.5KV NOM

CG31.5L
Littelfuse
1: ¥712.6
616In Stock
2,450On Order

Mfr. Part #
CG31.5L

Mouser Part #
576-CG31.5L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 1.5KV NOM

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Datasheet

616In Stock

2,450On Order

¥712.6

¥453.5

¥408.6

¥393.7

¥367.1

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.0KV NOM

CG32.0L
Littelfuse
1: ¥594.6
100In Stock
350Expected 10/15/2026

Mfr. Part #
CG32.0L

Mouser Part #
576-CG32.0L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.0KV NOM

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Datasheet

100In Stock

350Expected 10/15/2026

¥594.6

¥455.1

¥367.1

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 2.0KV

CG32.0LTR
Littelfuse
1: ¥602.9
489In Stock
2,000Expected 12/14/2026

Mfr. Part #
CG32.0LTR

Mouser Part #
576-CG32.0LTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 2.0KV

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Datasheet

489In Stock

2,000Expected 12/14/2026

Cut Tape

¥602.9

¥461.8

¥400.3

Reel

¥373.7

Min.: 1
Mult.: 1

: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.5KV NOM

CG32.5L
Littelfuse
1: ¥712.6
594In Stock
2,450On Order

Mfr. Part #
CG32.5L

Mouser Part #
576-CG32.5L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.5KV NOM

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Datasheet

594In Stock

2,450On Order

¥712.6

¥546.5

¥435.2

¥398.6

¥367.1

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Standard HV

CG33.3L
Littelfuse
1: ¥641.1
321In Stock
350Expected 10/29/2026

Mfr. Part #
CG33.3L

Mouser Part #
576-CG33.3L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Standard HV

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Datasheet

321In Stock

350Expected 10/29/2026

¥641.1

¥490

¥398.6

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 4.0KV

CG34.0L
Littelfuse
1: ¥679.3
125In Stock
1,050On Order

Mfr. Part #
CG34.0L

Mouser Part #
576-CG34.0L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 4.0KV

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Datasheet

125In Stock

1,050On Order

¥679.3

¥518.2

¥450.1

¥398.6

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 2A 600VAC 300VDC Class T

JLLS002.T
Littelfuse
1: ¥6,559.3
1In Stock

Mfr. Part #
JLLS002.T

Mouser Part #
576-JLLS002.T

Littelfuse

Industrial & Electrical Fuses 2A 600VAC 300VDC Class T

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Datasheet

1In Stock

¥6,559.3

¥5,441.4

¥5,019.5

¥4,157.5

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 60A 600VAC 300VDC CLASS T

JLLS060.TXP
Littelfuse
1: ¥8,308.3
6In Stock

Mfr. Part #
JLLS060.TXP

Mouser Part #
576-JLLS060.TXP

Littelfuse

Industrial & Electrical Fuses 60A 600VAC 300VDC CLASS T

Learn More

Datasheet

6In Stock

¥8,308.3

¥6,893.2

¥6,358.3

¥5,263.7

View

Min.: 1
Mult.: 1