Surface Mount Fuses – Mouser Singapore

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154 Series OMNI-BLOK® Fuse & Holder Assemblies

Littelfuse 154 Series OMNI-BLOK^® Fuse and Holder Assemblies offer a solution for efficient installation and easy replacement of miniature Nano2^® surface-mount fuses. These devices include very fast-acting and time-lag options, easy fuse replacement, 260°C reflow capable fuse holder, and heat-resistant fuse holder. The 154 fuse and holder assemblies are RoHS-compliant and Halogen-free. These holders are sized to fit a range of Nano-type fuses. The 154 OMNI-BLOK fuse and holder assemblies operate at a temperature range of -55°C to 125°C and are UL/CSA/NMX 248-1, UL/CSA/NMX 248-14, and UL/CSA/NMX 4248-1 recognized.

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Part #

Surface Mount Fuses ACS SMF OMNI-BLOK SB RoHS 260C 1A

0154001.DRTL
Littelfuse
1: $6.27
4,007In Stock

Mfr. Part No.
0154001.DRTL

Mouser Part No
576-0154001.DRTL

Littelfuse

Surface Mount Fuses ACS SMF OMNI-BLOK SB RoHS 260C 1A

Learn More

Datasheet

4,007In Stock

Cut Tape

$6.27

$5.85

$3.79

$3.28

View

Reel

$2.76

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

1 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

225 mOhms

Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C 4A

0154004.DRL
Littelfuse
1: $4.39
1,226In Stock

Mfr. Part No.
0154004.DRL

Mouser Part No
576-0154004.DRL

Littelfuse

Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C 4A

Learn More

Datasheet

1,226In Stock

Cut Tape

$4.39

$4.27

$4.22

$3.94

View

Reel

$2.69

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

4 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

16 mOhms

Surface Mount Fuses Fuseblck w/ fuse.25A OMNI BLOK 154

0154.250DR
Littelfuse
1: $4.92
13,403In Stock
12,000Expected 15/10/2026

Mfr. Part No.
0154.250DR

Mouser Part No
576-0154.250DR

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse.25A OMNI BLOK 154

Learn More

Datasheet

13,403In Stock

12,000Expected 15/10/2026

Cut Tape

$4.92

$4.43

$4.05

$3.47

View

Reel

$2.46

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

250 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

1.05 Ohms

Surface Mount Fuses Fuseblck w/ fuse .5A OMNI BLOK 154

0154.500DR
Littelfuse
1: $4.27
17,466In Stock
13,500Expected 21/9/2026

Mfr. Part No.
0154.500DR

Mouser Part No
576-0154.500DR

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse .5A OMNI BLOK 154

Learn More

Datasheet

17,466In Stock

13,500Expected 21/9/2026

Cut Tape

$4.27

$3.70

$3.33

$2.75

$2.53

Reel

$2.53

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

500 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

420 mOhms

Surface Mount Fuses Fuseblck w/ fuse .5A OMNI BLOK 154T

0154.500DRT
Littelfuse
1: $5.74
11,442In Stock
7,500Expected 7/10/2026

Mfr. Part No.
0154.500DRT

Mouser Part No
576-0154.500DRT

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse .5A OMNI BLOK 154T

Learn More

Datasheet

11,442In Stock

7,500Expected 7/10/2026

Cut Tape

$5.74

$4.61

$4.20

$3.50

$3.16

Reel

$3.16

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

500 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

700 mOhms

Surface Mount Fuses Fuseblock w/ fuse 1A OMNI BLOK 154

0154001.DR
Littelfuse
1: $4.11
17,879In Stock
55,500On Order

Mfr. Part No.
0154001.DR

Mouser Part No
576-0154001.DR

Littelfuse

Surface Mount Fuses Fuseblock w/ fuse 1A OMNI BLOK 154

Learn More

Datasheet

17,879In Stock

55,500On Order

Cut Tape

$4.11

$3.67

$3.21

$2.77

View

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

1 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

153 mOhms

Surface Mount Fuses Fuseblock w/ fuse 1A OMNI BLOK 154T

0154001.DRT
Littelfuse
1: $5.07
16,958In Stock
64,500On Order

Mfr. Part No.
0154001.DRT

Mouser Part No
576-0154001.DRT

Littelfuse

Surface Mount Fuses Fuseblock w/ fuse 1A OMNI BLOK 154T

Learn More

Datasheet

16,958In Stock

64,500On Order

Cut Tape

$5.07

$4.62

$4.01

$3.52

View

Reel

$2.77

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

1 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

225 mOhms

Surface Mount Fuses Fuseblock w/ fuse 2A OMNI BLOK 154

0154002.DR
Littelfuse
1: $4.08
29,287In Stock
25,500Expected 2/11/2026

Mfr. Part No.
0154002.DR

Mouser Part No
576-0154002.DR

Littelfuse

Surface Mount Fuses Fuseblock w/ fuse 2A OMNI BLOK 154

Learn More

Datasheet

29,287In Stock

25,500Expected 2/11/2026

Cut Tape

$4.08

$3.66

$3.21

$2.79

View

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

2 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

36.7 mOhms

Surface Mount Fuses Fuseblock w/fuse 2A OMNI BLOK 154T SLOW

0154002.DRT
Littelfuse
1: $4.94
28,946In Stock
28,475On Order

Mfr. Part No.
0154002.DRT

Mouser Part No
576-0154002.DRT

Littelfuse

Surface Mount Fuses Fuseblock w/fuse 2A OMNI BLOK 154T SLOW

Learn More

Datasheet

28,946In Stock

28,475On Order

Cut Tape

$4.94

$4.50

$3.98

$3.51

View

Reel

$2.77

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

2 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

62.5 mOhms

Surface Mount Fuses Fuseblock w/ fuse 3A OMNI BLOK 154T

0154003.DRT
Littelfuse
1: $5.11
25,492In Stock
60,000On Order

Mfr. Part No.
0154003.DRT

Mouser Part No
576-0154003.DRT

Littelfuse

Surface Mount Fuses Fuseblock w/ fuse 3A OMNI BLOK 154T

Learn More

Datasheet

25,492In Stock

60,000On Order

Cut Tape

$5.11

$4.66

$4.00

$2.98

$2.84

Reel

$2.84

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

3 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

34 mOhms

Surface Mount Fuses Fuseblock w/ fuse 4A OMNI BLOK 154

0154004.DR
Littelfuse
1: $3.86
16,998In Stock
12,000Expected 29/9/2026

Mfr. Part No.
0154004.DR

Mouser Part No
576-0154004.DR

Littelfuse

Surface Mount Fuses Fuseblock w/ fuse 4A OMNI BLOK 154

Learn More

Datasheet

16,998In Stock

12,000Expected 29/9/2026

Cut Tape

$3.86

$3.48

$3.20

$2.77

$2.15

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

4 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

16 mOhms

Surface Mount Fuses Fuseblock w/ fuse 5A OMNI BLOK 154T

0154005.DRT
Littelfuse
1: $5.22
57,144In Stock
2,145Expected 1/9/2026

Mfr. Part No.
0154005.DRT

Mouser Part No
576-0154005.DRT

Littelfuse

Surface Mount Fuses Fuseblock w/ fuse 5A OMNI BLOK 154T

Learn More

Datasheet

57,144In Stock

2,145Expected 1/9/2026

Cut Tape

$5.22

$4.73

$4.16

$3.62

View

Reel

$2.77

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

5 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

13.6 mOhms

Surface Mount Fuses Fuseblck w/ fuse1.5A OMNI BLOK 154

015401.5DR
Littelfuse
1: $5.14
26,093In Stock

Mfr. Part No.
015401.5DR

Mouser Part No
576-015401.5DR

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse1.5A OMNI BLOK 154

Learn More

Datasheet

26,093In Stock

Cut Tape

$5.14

$4.65

$4.42

$3.54

View

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

1.5 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

63 mOhms

Surface Mount Fuses Fuseblck w/ fuse1.5A OMNI BLOK 154T

015401.5DRT
Littelfuse
1: $4.54
13,087In Stock
12,000Expected 14/12/2026

Mfr. Part No.
015401.5DRT

Mouser Part No
576-015401.5DRT

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse1.5A OMNI BLOK 154T

Learn More

Datasheet

13,087In Stock

12,000Expected 14/12/2026

Cut Tape

$4.54

$3.94

$3.62

$3.03

$2.69

Reel

$2.69

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

1.5 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

93 mOhms

Surface Mount Fuses ACS SMF OMNI-BLOK SB RoHS 260C 1.5A

015401.5DRTL
Littelfuse
1: $6.27
1,861In Stock

Mfr. Part No.
015401.5DRTL

Mouser Part No
576-015401.5DRTL

Littelfuse

Surface Mount Fuses ACS SMF OMNI-BLOK SB RoHS 260C 1.5A

Learn More

Datasheet

1,861In Stock

Cut Tape

$6.27

$5.85

$5.64

$4.43

View

Reel

$3.24

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

1.5 A

125 VAC

125 VDC

OMNI-BLOK

Reel, Cut Tape, MouseReel

93 mOhms

Surface Mount Fuses Fuseblck w/ fuse2.5A OMNI BLOK 154T

015402.5DRT
Littelfuse
1: $4.81
15,211In Stock

Mfr. Part No.
015402.5DRT

Mouser Part No
576-015402.5DRT

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse2.5A OMNI BLOK 154T

Learn More

Datasheet

15,211In Stock

Cut Tape

$4.81

$4.37

$3.86

$3.37

$2.77

Reel

$2.77

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

2.5 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

45 mOhms

Surface Mount Fuses Fuseblck w/ fuse3.5A OMNI BLOK 154T

015403.5DRT
Littelfuse
1: $5.70
6,399In Stock

Mfr. Part No.
015403.5DRT

Mouser Part No
576-015403.5DRT

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse3.5A OMNI BLOK 154T

Learn More

Datasheet

6,399In Stock

Cut Tape

$5.70

$5.26

$4.69

$3.93

View

Reel

$2.77

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

3.5 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

22.4 mOhms

Surface Mount Fuses Fuseblck w/ fuse6.3A OMNI BLOK 154

015406.3DR
Littelfuse
1: $4.80
12,808In Stock
10,500Expected 29/10/2026

Mfr. Part No.
015406.3DR

Mouser Part No
576-015406.3DR

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse6.3A OMNI BLOK 154

Learn More

Datasheet

12,808In Stock

10,500Expected 29/10/2026

Cut Tape

$4.80

$4.60

$4.34

$3.51

View

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

6.3 A

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

9.6 mOhms

Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C 6.3A

015406.3DRL
Littelfuse
1: $5.85
1,221In Stock

Mfr. Part No.
015406.3DRL

Mouser Part No
576-015406.3DRL

Littelfuse

Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C 6.3A

Learn More

Datasheet

1,221In Stock

Cut Tape

$5.85

$5.32

$5.14

$4.04

View

Reel

$2.94

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

6.3 A

72 VAC

60 VDC

OMNI-BLOK

Reel, Cut Tape, MouseReel

Surface Mount Fuses Fuseblck w/fuse.125A OMNI BLOK 154

0154.125DR
Littelfuse
1: $4.32
5,329In Stock

Mfr. Part No.
0154.125DR

Mouser Part No
576-0154.125DR

Littelfuse

Surface Mount Fuses Fuseblck w/fuse.125A OMNI BLOK 154

Learn More

Datasheet

5,329In Stock

Cut Tape

$4.32

$3.73

$3.47

$2.82

$2.58

Reel

$2.58

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

125 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

78 mOhms

Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C .125A

0154.125DRL
Littelfuse
1: $6.39
1,066In Stock

Mfr. Part No.
0154.125DRL

Mouser Part No
576-0154.125DRL

Littelfuse

Surface Mount Fuses ACS SMF OMNI-BLOK VFA RoHS 260C .125A

Learn More

Datasheet

1,066In Stock

Cut Tape

$6.39

$5.64

$5.28

$4.30

View

Reel

$2.64

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

125 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

1.7 Ohms

Surface Mount Fuses Fuseblck w/ fuse.16A OMNI BLOK 154

0154.160DR
Littelfuse
1: $6.17
1,254In Stock

Mfr. Part No.
0154.160DR

Mouser Part No
576-0154.160DR

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse.16A OMNI BLOK 154

Learn More

Datasheet

1,254In Stock

Cut Tape

$6.17

$5.39

$5.05

$4.11

View

Reel

$2.52

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

160 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

1.2157 Ohms

Surface Mount Fuses Fuseblck w/fuse.375A OMNI BLOK 154

0154.375DR
Littelfuse
1: $5.73
1,120In Stock
7,500On Order

Mfr. Part No.
0154.375DR

Mouser Part No
576-0154.375DR

Littelfuse

Surface Mount Fuses Fuseblck w/fuse.375A OMNI BLOK 154

Learn More

Datasheet

1,120In Stock

7,500On Order

Cut Tape

$5.73

$5.02

$4.77

$3.88

View

Reel

$2.52

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

375 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

610 mOhms

Surface Mount Fuses Fuseblck w/fuse.375A OMNI BLOK 154T

0154.375DRT
Littelfuse
1: $7.36
2,787In Stock
3,000Expected 19/11/2026

Mfr. Part No.
0154.375DRT

Mouser Part No
576-0154.375DRT

Littelfuse

Surface Mount Fuses Fuseblck w/fuse.375A OMNI BLOK 154T

Learn More

Datasheet

2,787In Stock

3,000Expected 19/11/2026

Cut Tape

$7.36

$6.68

$6.07

$5.11

View

Reel

$3.16

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Time Delay / Slow Blow

375 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

1.2 Ohms

Surface Mount Fuses Fuseblck w/ fuse .4A OMNI BLOK 154

0154.400DR
Littelfuse
1: $6.17
1,156In Stock

Mfr. Part No.
0154.400DR

Mouser Part No
576-0154.400DR

Littelfuse

Surface Mount Fuses Fuseblck w/ fuse .4A OMNI BLOK 154

Learn More

Datasheet

1,156In Stock

Cut Tape

$6.17

$5.39

$5.05

$4.11

View

Reel

$2.88

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

154

Surface Mount Fuse with Fuse Holders

Fast Blow

400 mA

125 VAC

125 VDC

50 A, 50 A

9.73 mm x 5.03 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

560 mOhms

154 Series OMNI-BLOK® Fuse & Holder Assemblies

Customer Service Office

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Support

62 mA
80 mA
100 mA
125 mA
160 mA
200 mA
250 mA
315 mA
375 mA
400 mA
500 mA
630 mA
750 mA
800 mA
1 A
1.25 A
1.5 A
1.6 A
2 A
2.5 A

5.6 mOhms
7.7 mOhms
9 mOhms
9.6 mOhms
10.5 mOhms
12.5 mOhms
13.6 mOhms
16 mOhms
18.6 mOhms
20 mOhms
21.5 mOhms
22.4 mOhms
22.7 mOhms
28.6 mOhms
34 mOhms
36.7 mOhms
45 mOhms
58 mOhms
62.5 mOhms
63 mOhms