littelfuse.com

Rev: 040615

1 of 1

Specifications

Voltage Rating

600 V

Ampere Range

1 – 400 A

Approvals

UL Recognized E14721

Material

Base: 150˚ C general purpose phenolic

Terminal: Tin plated aluminum

Web Resources

Download CAD drawings and other technical information:

littelfuse.com/1lfs

Dimensions Inches (mm)

1LFS SERIES HIGH-SPEED FUSE BLOCKS

600V • 1-400 A

Description

Littelfuse modular style semiconductor fuse blocks

accommodate a wide range of semiconductor fuses.

Blocks are provided in pairs with fuse mounting hardware.

Features/Benefits

• Modular design reduces inventory requirements

• Sold in pairs for convenience

• Constructed of general purpose phenolic (with tin plated

aluminum terminations)

Ordering Information

CATALOG

NUMBER

AMPERE

RATING

WIRE RANGE

WIRE

RATING

APPROVALS

1LFS101

100 A

#2/0 - 14 CU/AL

120 in-lbs

UL Recognized

1LFS102

400 A

250MCM - #6 CU/AL

275 in-lbs

UL Recognized

1LFS101

1LFS102

FUSE SERIES

AMPERE RATINGS

L15S

70-100

L25S

35-100

L50S

35-100

L60S

35-100

KLC

1-100

1LFS101

FUSE SERIES

AMPERE RATINGS

L15S

70-400

L25S

70-200

L50S

125-200

L60S

125-200

1LFS102

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