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

4 mm Circuit Protection

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

Types of Circuit Protection

List Images

Results: 195

Applied Filters:

Width = 4 mm

Reset All

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 #

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Ammo Pack 1.25A

0697W1250-02
Bel Fuse
1: $0.626
980In Stock

Mfr. Part No.
0697W1250-02

Mouser Part No
530-0697W1250-02

Bel Fuse

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Ammo Pack 1.25A

Datasheet

980In Stock

$0.626

$0.57

$0.473

$0.437

Reel

$0.333

View

Min.: 1
Mult.: 1

: 1,000

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Ammo Pack 2A

0697W2000-02
Bel Fuse
1: $0.626
1,515In Stock

Mfr. Part No.
0697W2000-02

Mouser Part No
530-0697W2000-02

Bel Fuse

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Ammo Pack 2A

Datasheet

1,515In Stock

$0.626

$0.544

$0.462

$0.426

Reel

$0.333

View

Min.: 1
Mult.: 1

: 1,000

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Bulk Pack 3.15A

0697W3150-01
Bel Fuse
1: $0.626
4,170In Stock
8,000Expected 7/9/2026

Mfr. Part No.
0697W3150-01

Mouser Part No
530-0697W3150-01

Bel Fuse

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Bulk Pack 3.15A

Datasheet

4,170In Stock

8,000Expected 7/9/2026

$0.626

$0.57

$0.473

$0.437

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Ammo Pack 4A

0697W4000-02
Bel Fuse
1: $0.626
2,374In Stock

Mfr. Part No.
0697W4000-02

Mouser Part No
530-0697W4000-02

Bel Fuse

Fuses with Leads - Through Hole 2-Pin Radial Fuse Rectangular Time Lag IEC Ammo Pack 4A

Datasheet

2,374In Stock

$0.626

$0.57

$0.473

$0.437

Reel

$0.341

View

Min.: 1
Mult.: 1

: 1,000

Varistors 140VAC 10% 5mm AdvanceD

B72205S2141K101
TDK
1: $1.10
4,935In Stock

Mfr. Part No.
B72205S2141K101

Mouser Part No
871-B72205S2141K101

TDK

Varistors 140VAC 10% 5mm AdvanceD

Learn More

Datasheet

4,935In Stock

$1.10

$0.657

$0.555

$0.454

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 300V TL TE5 LL 1A

36911000000
Littelfuse
1: $1.18
2,268In Stock
8,400On Order

Mfr. Part No.
36911000000

Mouser Part No
576-36911000000

Littelfuse

Fuses with Leads - Through Hole 300V TL TE5 LL 1A

Learn More

Datasheet

2,268In Stock

8,400On Order

$1.18

$1.04

$0.922

$0.789

Reel

$0.465

View

Min.: 1
Mult.: 1

: 1,400

Fuses with Leads - Through Hole 300V TL TE5 SL 1A

36911000440
Littelfuse
1: $1.07
1,507In Stock

Mfr. Part No.
36911000440

Mouser Part No
576-36911000440

Littelfuse

Fuses with Leads - Through Hole 300V TL TE5 SL 1A

Learn More

Datasheet

1,507In Stock

$1.07

$0.895

$0.826

$0.685

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 300V TL TE5 SL 1.6A

36911600440
Littelfuse
1: $1.10
96In Stock

Mfr. Part No.
36911600440

Mouser Part No
576-36911600440

Littelfuse

Fuses with Leads - Through Hole 300V TL TE5 SL 1.6A

Learn More

Datasheet

96In Stock

$1.10

$0.968

$0.938

$0.789

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 300V TL TE5 SL 2A

36912000440
Littelfuse
1: $1.07
3,243In Stock
2,800Expected 3/2/2027

Mfr. Part No.
36912000440

Mouser Part No
576-36912000440

Littelfuse

Fuses with Leads - Through Hole 300V TL TE5 SL 2A

Learn More

Datasheet

3,243In Stock

2,800Expected 3/2/2027

$1.07

$0.895

$0.826

$0.685

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 300V TL TE5 SL 3.15A

36913150440
Littelfuse
1: $1.07
718In Stock
2,800Expected 30/11/2026

Mfr. Part No.
36913150440

Mouser Part No
576-36913150440

Littelfuse

Fuses with Leads - Through Hole 300V TL TE5 SL 3.15A

Learn More

Datasheet

718In Stock

2,800Expected 30/11/2026

$1.07

$0.895

$0.826

$0.685

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 300V TL TE5 SL 4A

36914000440
Littelfuse
1: $1.07
18In Stock
1,400Expected 4/1/2027

Mfr. Part No.
36914000440

Mouser Part No
576-36914000440

Littelfuse

Fuses with Leads - Through Hole 300V TL TE5 SL 4A

Learn More

Datasheet

18In Stock

1,400Expected 4/1/2027

$1.07

$0.895

$0.826

$0.685

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 250V IEC TL TE5 SL SPECIAL 4A

40014000440
Littelfuse
1: $2.65
317In Stock
1,400Expected 3/9/2026

Mfr. Part No.
40014000440

Mouser Part No
576-40014000440

Littelfuse

Fuses with Leads - Through Hole 250V IEC TL TE5 SL SPECIAL 4A

Learn More

Datasheet

317In Stock

1,400Expected 3/9/2026

$2.65

$2.20

$2.04

$1.69

View

Min.: 1
Mult.: 1

Board Mount Surge Protectors I- (TRIGGER)65MA 650V(I

TBU-CA065-300-WH-Q
Bourns
1: $3.36
67In Stock
24,000On Order

Mfr. Part No.
TBU-CA065-300-WH-Q

Mouser Part No
652-TBUCA065-300-WHQ

Bourns

Board Mount Surge Protectors I- (TRIGGER)65MA 650V(I

Learn More

Datasheet

67In Stock

24,000On Order

Cut Tape

$3.36

$2.60

$1.80

$1.44

$1.33

Reel

$1.25

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Board Mount Surge Protectors I- (TRIGGER)85MA 850V(I

TBU-CA085-500-WH-Q
Bourns
1: $2.92
515In Stock

Mfr. Part No.
TBU-CA085-500-WH-Q

Mouser Part No
652-TBUCA085-500-WHQ

Bourns

Board Mount Surge Protectors I- (TRIGGER)85MA 850V(I

Learn More

Datasheet

515In Stock

Cut Tape

$2.92

$2.62

$2.04

$1.69

Reel

$1.36

View

Min.: 1
Mult.: 1

: 3,000

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms5 1% Linear

TFPTL15L1501FL2B
Vishay / Dale
1: $1.32
866In Stock

Mfr. Part No.
TFPTL15L1501FL2B

Mouser Part No
71-TFPTL15L1501FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms5 1% Linear

Learn More

Datasheet

866In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors PTC 220Rohms 1% Linear

TFPTL15L2200FL2B
Vishay / Dale
1: $1.32
975In Stock

Mfr. Part No.
TFPTL15L2200FL2B

Mouser Part No
71-TFPTL15L2200FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 220Rohms 1% Linear

Learn More

Datasheet

975In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors PTC 2Kohms2 5% Linear

TFPTL15L2201JL2B
Vishay / Dale
1: $1.12
312In Stock

Mfr. Part No.
TFPTL15L2201JL2B

Mouser Part No
71-TFPTL15L2201JL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 2Kohms2 5% Linear

Learn More

Datasheet

312In Stock

$1.12

$1.05

$0.982

$0.937

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors PTC 3Kohms9 1% Linear

TFPTL15L3901FL2B
Vishay / Dale
1: $1.32
952In Stock

Mfr. Part No.
TFPTL15L3901FL2B

Mouser Part No
71-TFPTL15L3901FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 3Kohms9 1% Linear

Learn More

Datasheet

952In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

TFPTL15L5001FH5B
Vishay / Dale
1: $1.32
291In Stock

Mfr. Part No.
TFPTL15L5001FH5B

Mouser Part No
71-TFPTL15L5001FH5B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

Learn More

Datasheet

291In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

TFPTL15L5001FL2B
Vishay / Dale
1: $1.35
856In Stock
1,000Expected 10/12/2026

Mfr. Part No.
TFPTL15L5001FL2B

Mouser Part No
71-TFPTL15L5001FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

Learn More

Datasheet

856In Stock

1,000Expected 10/12/2026

$1.35

$1.28

$1.20

$1.14

View

Min.: 1
Mult.: 1

Inrush Current Limiters 8mm 120ohms 1A INRSH CURR LIMITER UL Approved

SL0812101
Vishay / Ametherm
1: $1.28
3,438In Stock

Mfr. Part No.
SL0812101

Mouser Part No
995-SL08-12101

Vishay / Ametherm

Inrush Current Limiters 8mm 120ohms 1A INRSH CURR LIMITER UL Approved

Datasheet

3,438In Stock

$1.28

$1.17

$0.972

$0.898

View

Min.: 1
Mult.: 1

Inrush Current Limiters 8mm 2.5ohms 3A INRSH CURR LIMITER UL Approved

SL082R503
Vishay / Ametherm
1: $1.77
2,559In Stock
3,500Expected 9/11/2026

Mfr. Part No.
SL082R503

Mouser Part No
995-SL08-2R503

Vishay / Ametherm

Inrush Current Limiters 8mm 2.5ohms 3A INRSH CURR LIMITER UL Approved

Datasheet

2,559In Stock

3,500Expected 9/11/2026

$1.77

$1.63

$1.35

$1.24

View

Min.: 1
Mult.: 1

Inrush Current Limiters 8mm 33ohms 1A INRSH CURR LIMITER UL Approved

SL0833001
Vishay / Ametherm
1: $1.77
2,526In Stock

Mfr. Part No.
SL0833001

Mouser Part No
995-SL08-33001

Vishay / Ametherm

Inrush Current Limiters 8mm 33ohms 1A INRSH CURR LIMITER UL Approved

Datasheet

2,526In Stock

$1.77

$1.63

$1.35

$1.24

View

Min.: 1
Mult.: 1

Inrush Current Limiters 8mm 50ohms 1A INRSH CURR LIMITER UL Approved

SL0850001
Vishay / Ametherm
1: $1.77
4,699In Stock

Mfr. Part No.
SL0850001

Mouser Part No
995-SL08-50001

Vishay / Ametherm

Inrush Current Limiters 8mm 50ohms 1A INRSH CURR LIMITER UL Approved

Datasheet

4,699In Stock

$1.77

$1.63

$1.35

$1.24

View

Min.: 1
Mult.: 1

Board Mount Surge Protectors 180mA 650Vimp

C650-180-WH
Bourns
1: $3.39
184In Stock

Mfr. Part No.
C650-180-WH

Mouser Part No
652-C650-180-WH

Bourns

Board Mount Surge Protectors 180mA 650Vimp

Learn More

Datasheet

Product Comments

184In Stock

Cut Tape

$3.39

$2.61

$1.80

$1.46

$1.34

Reel

$1.26

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

4 mm Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support