Littelfuse.com

Rev: 042413

2 of 4

In-LIne WatertIght Fuse hoLders

serIes

desCrIPtIon

LEB

One-pole in-line fuse holder for Midget and Class CC fuses

LEC

One-pole in-line fuse holder for Class CC fuses

LET

One-pole in-line fuse holder with

permanently installed solid neutral

LEX

Two-pole in-line fuse holder for Midget and Class CC fuses

LEY

Two-pole in-line fuse holder for Class CC fuses

Ordering Information

To order Littelfuse in-line fuse holders by part number,

refer to the charts on the next page.

Recommended Crimping Tools

The following crimping tools or equivalents may be used

on either the non-breakaway or breakaway watertight

in-line fuse holders.

LEB - AA - S

Littelfuse Series

Load Side/Terminal Size

Breakaway Feature

Line Side/Terminal Size

terMInaL sIze

t&B Part nuMBer

Burndy Part nuMBer

A

WT161M

–

B

WT161M

MR4C

C

M5-GREY

Hypress Y34A

D

M5-BROWN

Hypress Y34A

4.5"

10.3"

( ASSEMBLED LENGTH )

5.4"

( ASSEMBLED LENGTH )

4.5"

9.3"

( ASSEMBLED LENGTH )

WPB1 BOOT

(OPTIONAL)

WPB1 BOOT

(OPTIONAL)

INSULATING BOOT

(STANDARD)

INSULATING BOOT

(STANDARD)

4.2"

4.5"

9.3"

( ASSEMBLED LENGTH )

10.3"

( ASSEMBLED LENGTH )

5.3"

( ASSEMBLED LENGTH )

Dimensions Inches

1-Pole

1-Pole Breakaway

2-Pole

2-Pole Breakaway

A & B Crimp Terminal

C & D Crimp Terminal

J Terminal

Y Terminal

Insulating Boots

• Molded from engineering-grade thermoplastics which

provide high resistance to corrosive environments

• For watertight protection of non-breakaway Y-pole

termination, order one WPB1 and one WPB3 boot

orderIng nuMBer

terMInaL tyPe

WPB1

A, B, C, D, J

WPB3

Y