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

0874.800MRET1P

Littelfuse

Electric Fuse

800 mA

Pin Wire

-55 °C (-67 °F)

50 A

4 h

0.39

Tape And Reel

0.142 in (3.6 mm)

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

UL

125 °C (257 °F)

Fast

0451.800MR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

800 mA

Wraparound

271 mJ

-55 °C (-67 °F)

50 A

4 h

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e0

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)

CE; CSA; UL

125 °C (257 °F)

Very Fast

0219.800MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

9.35 J

-55 °C (-67 °F)

150 A

9.35

0.205 in (5.2 mm)

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)

BSI, CCC, CE, CSA, UL, VDE

125 °C (257 °F)

Time Lag

LLNRK.800

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

3730800000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

69 mJ

-40 °C (-40 °F)

Matte Tin

50 A

373

Ammo Pack; Tape And Reel

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

0664.800

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

2.2 J

-40 °C (-40 °F)

Matte Tin

100 A

664

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

0235.800MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

253 mJ

-55 °C (-67 °F)

Tin

35 A

Tape And Reel

0.886 in (22.5 mm)

e3

0.886 x 0.228 in (22.5 x 5.8 mm)

0.228 in (5.8 mm)

CE; CSA; KC; UL

125 °C (257 °F)

Fast

FLSR.800ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; QPL; UL

Time Delay

3740800041

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

980 mJ

-40 °C (-40 °F)

Tin

50 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)

CSA; UL

85 °C (185 °F)

Time Lag

0218.800HXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

3.37 J

-55 °C (-67 °F)

Tin

35 A

Bulk

0.228 in (5.8 mm)

e3

0.228 x 0.886 in (5.8 x 22.5 mm)

0.886 in (22.5 mm)

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

125 °C (257 °F)

Time Lag

37008000430

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

TR5

0.315 in (8 mm)

CCC; CE; CUL; VDE; UL

85 °C (185 °F)

Fast

08750.800MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Wire

919 mJ

-55 °C (-67 °F)

Tin

50 A

1 m

Bulk

0.142 in (3.6 mm)

e3

0.142 x 0.394 in (3.6 x 10 mm)

0.394 in (10 mm)

CUL; UL

125 °C (257 °F)

Slow

37208000075

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

5.76 J

-40 °C (-40 °F)

35 A

20 ms

0.335 in (8.5 mm)

TR5

0.315 in (8 mm)

CCC; CE; CUL; KC; UL; VDE

85 °C (185 °F)

Time Lag

3918000000

Littelfuse

Electric Fuse

Through Hole Mount

65 V

65 V

800 mA

Pin Wire

170 mJ

-40 °C (-40 °F)

50 A

2 s

Rated Breaking Capacity at 65 VDC: 50 A

Ammo Pack

0.335 in (8.5 mm)

0.157 in (4 mm)

TE5

0.315 in (8 mm)

CSA, UL

125 °C (257 °F)

Fast

0JTD.800TXID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.811 in (20.6 mm)

Indicator

2.252 in (57.2 mm)

CSA; UL

Time Delay

230.800DRT1W

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

3.45 J

-55 °C (-67 °F)

Tin Lead

35 A

230

Tape And Reel

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

FLSR0.8ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

800 mA

End Cap

200 kA

0.811 in (20.6 mm)

Indicator

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

239.800

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

7.566 J

-55 °C (-67 °F)

Nickel

35 A

Bulk; Tape And Reel

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CSA; KTL; PSE; UL

125 °C (257 °F)

Time Lag

215.800

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

974 mJ

-55 °C (-67 °F)

Nickel

1.5 kA

Bulk; Tape And Reel

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; IEC; SEMKO; UL

125 °C (257 °F)

Time Lag

0278.800V

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

0230.800ERT3SP

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

46208000000

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

800 mA

Wraparound

1.4 J

-40 °C (-40 °F)

Tin

150 A

10 ms

1.4

Tape And Reel

0.413 in (10.5 mm)

0.177 in (4.5 mm)

e3

250 V

Nano

0.177 x 0.177 x 0.413 in (4.5 x 4.5 x 10.5 mm)

0.177 in (4.5 mm)

CUL; UL

85 °C (185 °F)

Time Lag

0216.800MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

285 mJ

-55 °C (-67 °F)

Tin

1.5 kA

20 ms

0.285

Bulk

0.236 in (6 mm)

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

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

125 °C (257 °F)

Fast

02170.8MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

850 mJ

-55 °C (-67 °F)

35 A

10 ms

Pre Arcing Time: Open within 10 ms at 400% Rated Current

Bulk

0.217 in (5.5 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Fast

0662.800ZRLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

800 mA

Pin Wire

220 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

Tape And Reel

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; KTL; PSE; UL; VDE

85 °C (185 °F)

Fast

218.800

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

1.938 J

-55 °C (-67 °F)

35 A

20 ms

Pre Arcing Time: Open within 20 ms at 1000% Rated Current

0.205 in (5.2 mm)

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)

CCC; CE; CSA; IEC; KTL; SEMKO; UL

125 °C (257 °F)

Time Lag

0217.800MXEP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

850 mJ

-55 °C (-67 °F)

Tin

35 A

10 ms

0.85

Bulk

0.217 in (5.5 mm)

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)

0.846 in (21.5 mm)

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

125 °C (257 °F)

Very Fast

0272.800H

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

0.235 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; QPL; UL

125 °C (257 °F)

Very Fast

0229.800VXSP

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

0672.800

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

304 mJ

Tin Lead

50 A

672

0.154 in (3.9 mm)

e0

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

0675.800DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

926 mJ

Tin Lead

50 A

4 h

0.9

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

Slow

0213.800MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

9.42 J

-55 °C (-67 °F)

35 A

9.42

0.205 in (5.2 mm)

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)

BSI, CCC, CE, CSA, UL, VDE

125 °C (257 °F)

Time Lag

0664.800ZRLL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

2.2 J

-40 °C (-40 °F)

Tin

100 A

664

Tape And Reel

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

0448.800NR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

800 mA

End Cap

272 mJ

-55 °C (-67 °F)

Gold

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

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; PSE; UL

125 °C (257 °F)

Very Fast

0216.800MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

285 mJ

-55 °C (-67 °F)

Tin

1.5 kA

0.285

Tape And Reel

0.228 in (5.8 mm)

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)

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

125 °C (257 °F)

Fast

3250.8MMXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

125 V

800 mA

Pin Wire

8.2 J

-55 °C (-67 °F)

Matte Tin

100 A

Rated Breaking Capacity at 125 VDC: 10000 A

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0239.800P

Littelfuse

Electric Fuse

Inline/Holder

125 V

800 mA

End Cap

7.565 J

-55 °C (-67 °F)

Nickel

35 A

239

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KTL; UL

125 °C (257 °F)

Time Lag

3920800044

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

3.8 J

-40 °C (-40 °F)

Tin

25 A

392

Bulk

0.335 in (8.5 mm)

0.157 in (4 mm)

e3

20 ms

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

0.315 in (8 mm)

CCC; IEC; METI; PSE; SEMKO; UL; VDE

85 °C (185 °F)

Time Lag

FLNR.800

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

800 mA

End Cap

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Time Delay

0453.800

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

800 mA

End Cap

271 mJ

Silver

50 A

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

125 V

Nano

0.106 in (2.69 mm)

CSA; UL

Very Fast

2010800002

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

1.1 J

-25 °C (-13 °F)

Matte Tin

80 A

Bulk

0.205 in (5.2 mm)

e3

5 ms

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

DIN 41571; UL

70 °C (158 °F)

Medium Time Lag

0662.800HXSL

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

800 mA

Pin Wire

220 mJ

-40 °C (-40 °F)

Tin

35 A

662

Rated Breaking Capacity at 250 VDC: 35 A

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; KTL; PSE; UL; VDE

85 °C (185 °F)

Fast

37208000410

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

80708000000

Littelfuse

Electric Fuse

Through Hole Mount

300 V

300 V

800 mA

Wire

12.48 kJ

-40 °C (-40 °F)

Tin

100 A

1 s

Ammo Pack

0.488 in (12.4 mm)

0.252 in (6.4 mm)

e3

300 V

0.488 x 0.252 x 0.362 in (12.4 x 6.4 x 9.2 mm)

0.362 in (9.2 mm)

IEC; CUL; UL

125 °C (257 °F)

Time Lag

0216.800MXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

285 mJ

-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

0676.800

Littelfuse

Electric Fuse

Through Hole Mount

250 V

800 mA

Pin Wire

320 mJ

Tin Lead

35 A

0.154 in (3.9 mm)

e0

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

216.800PV

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

288 mJ

-55 °C (-67 °F)

Matte Tin

1.5 kA

216P

Bulk

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; IEC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

0313.800HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

800 mA

End Cap

8 J

-55 °C (-67 °F)

Nickel

35 A

4 h

8

Bulk

0.25 in (6.35 mm)

Supplemental

250 V

3AG

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

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.