Littelfuse.com

@ 2025 Littelfuse, Inc.

Rev: 291025

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POWR-GARD® Blocks and Holders

IN-LINE WATERTIGHT FUSE HOLDERS

IMPROVED

Description

Recently redesigned, the Littelfuse 600 V ac/dc in-line

watertight fuse holders allow maximum protection for high

humidity and corrosive environments. The fuse holders are

designed to be touch-safe and flexible for use in a variety

of applications. See the list below for the redesigned part

numbers.

Applications



Street lighting and parking lot lighting



Sports lighting and various outdoor illuminated signs



Boat electrical circuits, tractors/yard equipment and

general outdoor circuit protection (such as traffic

signals, alley lighting and electric wheelchairs)

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Specifications

Voltage rating

600 V ac/dc

Ampere rating

up to 30 A

Withstand rating (SCCR)

LEC/LEY: 200 kA

LEB/LEX: 10kA, 20 kA or 100 kA

based on the 10x38 mm fuse used

Approvals

LEC/LEY: UL Listed (File: E14721),

CSA Certified (File: LR7316)

LEB/LEX: UL Recognized (File: E14721),

CSA Certified (File: LR7316)

Environmental

RoHS compliant, Lead (Pb) Free

Flammability Rating

Holder: UL 94 V-0

Boot: UL 94HB

Features/Benefits



Design increases safety by facilitating individual device

disconnection for easy servicing, eliminating shock risk



Increases efficiency by preventing faulted ballast from

severely damaging fixture or device



Designed to provide IP67 protection



Watertight o-ring seal



Variety of terminations available for flexible design



Insulating boots available for harsh environments

Recommended Fuses

LEB/LEX series:

Class CC Series: CCMR, KLDR, KLKR

Midget (10x38) Series: BLF, BLN, FLM, FLQ, KLK, KLKD

LEC/LEY series:

Class CC Series: CCMR, KLDR, KLKR

Web Resources

Download CAD drawings, dimensions and other technical

information: Littelfuse.com/in-line

Look for these part numbers featuring our

improved design

• Better surface area for ergonomic comfort, improved grip

and better torque

• More pronounced seating – automatically seats as user

begins twisting

• Chamfered edges for additional installation comfort

BASE PART

NUMBER

PREVIOUS ORDERING

NUMBER

NEW ORDERING

NUMBER

LEBAA

0LEB00AAX

0LEB00AAXK

LEBAAS

0LEB0AASX

0LEB0AASXK

LEBAB

0LEB00ABX

0LEB00ABXK

LEBAYCS

0LEBAYCSX

0LEBAYCSXK

LEBBB

0LEB00BBX

0LEB00BBXK

LEBJJ

0LEB00JJX

0LEB00JJXK

LEBJJS

0LEB0JJSX

0LEB0JJSXK