800 mA Fuses 548

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Part RoHS Manufacturer Circuit Protection Type Mounting Feature Rated AC Voltage Rated DC Voltage Rated Current Terminal Shape Nominal Joule Integral Minimum Operating Temperature Terminal Finish Rated Breaking Capacity Manufacturer Series Trip Time/Delay Additional Features Pre Arcing Rating (A2/s) Packing Method Body Length/Diameter Body Width Fuse Class JESD-609 Code Rated Voltage Resistance Minimum Pre Arcing Time Fuse Size Built-in Features Dimensions Body Height Reference Standard Maximum Operating Temperature Blow Characteristic

0664.800HXLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

2.2 J

-40 °C (-40 °F)

Tin

100 A

664

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CCC; CSA; PSE; UL; VDE

85 °C (185 °F)

Time Lag

0491.800NAT1

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

800 mA

Pin Wire

-55 °C (-67 °F)

50 A

4 h

0.11 in (2.8 mm)

125 V

Pico

0.11 x 0.28 in (2.8 x 7.11 mm)

0.28 in (7.11 mm)

CSA, UL

125 °C (257 °F)

Very Fast

3700800000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

120 mJ

-40 °C (-40 °F)

Matte Tin

35 A

370

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; SEMKO; UL; VDE

85 °C (185 °F)

Fast

0274.800H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

800 mA

Pin Wire

113 mJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

230.800M

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Tin Lead

35 A

230

Bulk

0.185 in (4.7 mm)

e0

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; PSE; UL

125 °C (257 °F)

Slow

0215.800MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

975 mJ

-55 °C (-67 °F)

1.5 kA

5 ms

Pre Arcing Time: Open within 0.005 s at 1000% Rated Current

0.975

Tape And Reel

0.22 in (5.6 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.22 x 0.846 in (5.6 x 21.5 mm)

0.846 in (21.5 mm)

CCC; CE; CSA; CUL; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

235.800XP

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

260 mJ

-55 °C (-67 °F)

Tin

35 A

235

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KTL; UL

125 °C (257 °F)

Fast

3720800051

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

3.8 J

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

0230.800MXF16OP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0665.800HXLL

Littelfuse

Electric Fuse

800 mA

-40 °C (-40 °F)

50 A

4 h

4.05

0.335 in (8.5 mm)

250 V

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA, UL

85 °C (185 °F)

Time Lag

FLQ.800

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

800 mA

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

0213.800MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

9.42 J

-55 °C (-67 °F)

35 A

9.42

Tape And Reel

0.217 in (5.5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.217 x 0.846 in (5.5 x 21.5 mm)

0.846 in (21.5 mm)

BSI, CCC, CE, CSA, UL, VDE

125 °C (257 °F)

Time Lag

0216.080HXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

840 μJ

-55 °C (-67 °F)

Tin

1.2 kA

Bulk

0.236 in (6 mm)

e3

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Fast

3730800041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

69 mJ

-40 °C (-40 °F)

Matte Tin

50 A

373

Bulk

0.335 in (8.5 mm)

e3

5 s

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CSA; UL

85 °C (185 °F)

Fast

FLNR0.8ID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

800 mA

End Cap

200 kA

0.563 in (14.3 mm)

Indicator

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

0216.080P

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

840 μJ

-55 °C (-67 °F)

Matte Tin

1.5 kA

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Fast

1810800040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

1.6 J

-25 °C (-13 °F)

1.5 kA

Bulk

0.213 in (5.4 mm)

10 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

70 °C (158 °F)

Time Lag

JTD.800

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

CSA; UL

Time Delay

3740800000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

980 mJ

-40 °C (-40 °F)

Tin

50 A

Tape And Reel

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CSA; UL

85 °C (185 °F)

Time Lag

FLSR.800T

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

5 in (127 mm)

CSA; UL

Time Delay

238.800

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

7.77 J

238

0.207 in (5.25 mm)

0.207 x 0.886 in (5.25 x 22.5 mm)

0.886 in (22.5 mm)

CSA; UL

Time Lag

0209.800MXE

Littelfuse

Electric Fuse

Through Hole Mount

350 V

350 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Tin

100 A

209

Bulk

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; UL

125 °C (257 °F)

Time Lag

0239.800MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

7.565 J

-55 °C (-67 °F)

Tin

35 A

4 h

7.5

Bulk

0.205 in (5.2 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KC; UL

125 °C (257 °F)

Time Lag

0229.800MXSP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

800 mA

End Cap

3.45 J

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

313.800P

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

8 J

Tin

35 A

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; METI; PSE; UL

Slow

0230.800MXF1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

39208000440

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.12 J

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

3.8

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

250 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

125 °C (257 °F)

Time Lag

37008000000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

120 mJ

-40 °C (-40 °F)

Tin

35 A

20 ms

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

250 V

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; VDE; UL

85 °C (185 °F)

Fast

0229.800HXSP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

800 mA

End Cap

3.45 J

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

39608000440

Littelfuse

Electric Fuse

Through Hole Mount

125 V

800 mA

Pin Wire

980 mJ

-40 °C (-40 °F)

Tin

100 A

1 m

0.98

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

125 V

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

UL

85 °C (185 °F)

Time Lag

0239.800HXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

7.565 J

-55 °C (-67 °F)

Tin

35 A

4 h

7.5

Bulk

0.228 in (5.8 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

CE; CSA; KC; UL

125 °C (257 °F)

Time Lag

0272.800V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

800 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA, UL

125 °C (257 °F)

Very Fast

0451.800MRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

800 mA

Wraparound

265.4 mJ

-55 °C (-67 °F)

50 A

5 s

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

125 V

Nano

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; CUL; UL

125 °C (257 °F)

Very Fast

FCD120800TP

Littelfuse

Electric Fuse

Surface Mount

32 V

64 V

800 mA

Wraparound

3.3 mJ

-55 °C (-67 °F)

Tin

50 A

FCD12

Tape And Reel

0.126 in (3.2 mm)

0.063 in (1.6 mm)

e3

0.126 x 0.063 x 0.024 in (3.2 x 1.6 x 0.6 mm)

0.024 in (0.6 mm)

IEC; UL

125 °C (257 °F)

Fast

40008000075

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

6.72 J

-40 °C (-40 °F)

Tin

130 A

20 ms

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

TE5

0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm)

0.315 in (8 mm)

IEC; UL; VDE

125 °C (257 °F)

Time Lag

3260.8MMXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

800 mA

End Cap

8.2 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0215.800MX

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

975 mJ

-55 °C (-67 °F)

Tin

1.5 kA

Bulk

0.205 in (5.2 mm)

e3

250 V

5 µs

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CE; CSA; CUL; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0217.800MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

850 mJ

-55 °C (-67 °F)

Matte Tin

35 A

10 ms

Tape And Reel

0.217 in (5.5 mm)

e3

0.197 x 0.787 in (5 x 20 mm)

0.217 x 0.846 in (5.5 x 21.5 mm)

0.846 in (21.5 mm)

BSI; CCC; CE; CSA; IEC; KC; SEMKO; UL; VDE

125 °C (257 °F)

Very Fast

0239.800HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

7.565 J

-55 °C (-67 °F)

Nickel

35 A

4 h

7.5

Bulk

0.205 in (5.2 mm)

Supplemental

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KC; UL

125 °C (257 °F)

Time Lag

3720800043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

3.8 J

-40 °C (-40 °F)

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; KTL; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

1910800040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

600 mJ

-25 °C (-13 °F)

35 A

Bulk

0.213 in (5.4 mm)

5 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; UL

70 °C (158 °F)

Very Fast

3560800000

Littelfuse

Electric Fuse

Inline/Holder

440 V

800 mA

End Cap

3.1 J

-25 °C (-13 °F)

Nickel

1 kA

Bulk

0.248 in (6.3 mm)

10 ms

0.248 x 1.26 in (6.3 x 32 mm)

1.26 in (32 mm)

70 °C (158 °F)

Time Lag

197-0800-000

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

480 mJ

-25 °C (-13 °F)

35 A

Bulk

0.205 in (5.2 mm)

120 s

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CUL; UL

70 °C (158 °F)

Medium Time Lag

0230.800DRT3SP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Tape And Reel

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0230.800MXF23P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Matte Tin

35 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.185 in (4.7 mm)

e3

0.185 x 0.57 in (4.7 x 14.48 mm)

0.57 in (14.48 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0674.800DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

303 mJ

Tin Lead

50 A

4 h

0.3

Tape And Reel

0.154 in (3.9 mm)

e0

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

197-0800-040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

480 mJ

-25 °C (-13 °F)

35 A

Bulk

0.213 in (5.4 mm)

120 s

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CSA; CUL; UL

70 °C (158 °F)

Medium Time Lag

201P0800043

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

1.1 J

-25 °C (-13 °F)

Tin

80 A

Tape And Reel

0.205 in (5.2 mm)

e3

250 V

5 ms

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

UL

70 °C (158 °F)

Medium Time Lag

Fuses

A fuse is an electrical safety device that is designed to protect an electrical circuit from damage caused by overcurrent. Fuses are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.

A fuse typically consists of a metal wire or filament that is enclosed in a fuse body, which is designed to protect the wire from damage. The fuse is connected in series with the electrical circuit, and when the current flowing through the circuit exceeds a preset level, the wire in the fuse will melt or blow, which opens the circuit and prevents further damage to the electrical system.

Fuses are available in a variety of types and sizes, and they can be classified based on their current rating, voltage rating, and speed of operation. Some common types of fuses include cartridge fuses, blade fuses, and plug fuses.

In addition to protecting electrical systems from overcurrent, fuses can also be used to protect electrical equipment and machinery from damage caused by short circuits or other types of electrical faults. They are a cost-effective and reliable method of electrical protection, and they are widely used in a variety of electrical applications.