Littelfuse 345 User Manual

Cartridge Fuse Holders

Enclosed Fuseholders > Circuit Board Mounted

345 Series Shock Safe Circuit Board Mount Enclosed Fuse Holders

Product Characteristics

Dimensions

.68"

1.77"

.598"
.602"

.44"

.24"

.20"

.698"
.702"

.040"

.242"
.246"

.056"

DIA.

.49"

.48"

.12"

Compatible Fuse
Types

Description

Electrical

Dielectric Strength

Molded Parts Body Material: Black glass-filled thermoplastic (UL 94V0).

Knob

Terminals Brass. Tin-plated.
Ambient Temperature –40ºC to +85ºC.

3AG
5×20mm
2AG

Similar to our Shock-Safe panel mount fuseholders, this
series is designed per IEC Standards 60127 and 60065. Two
different knob styles available are available for use with 3AG
(¼” × 1¼”) or 5 × 20mm fuses.

Rating: See APPROVALS.
Insulation Resistance: 10,000 megohm minimum at 500 VDC.
Contact Resistance: Less than .005 ohm average at a current
of one ampere.

4000 volts minimum.
Mounting: Intended for soldering to printed circuit boards.

Screwdriver slot, fuse extractor type with nickel- plated, copper
alloy insert. Spring-loaded, bayonet style.
Knob Material: Grey or Black glass-filled thermoplastic (UL94
V-0)

Agency Approvals

Agency Agency File Number

E14721

007316

133923

* Please refer to Fuseology section for information on proper fuseholder de-rating.

Ordering Information

Additional Information

Datasheet

Resources

Catalog Number Fuse Size

345 101 ¼” × 1¼” Fuses
345 121 5 × 20mm Fuses

Body only: 345 101-010
Knob only: 345 101-020 (¼” × 1¼”) Grey;
345 121-020 (5 × 20mm) Black.

Samples

© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13