328021 Series

FUSE 300V HIGH I2T 3AB PB-FREE 21A

Catalog

FUSE 300V HIGH I2T 3AB PB-FREE 21A

Part	DC Cold Resistance	Size / Dimension Diameter	Size / Dimension Length	Operating Temperature (Max)	Operating Temperature (Min)	Voltage Rating - DC	Voltage Rating - AC	Mounting Type	Fuse Type	Current Rating	Breaking Capacity	Melting I²t	Response Time	Approval Agency	Package Length	Package Name	Package / Case	Package Diameter
LITTELFUSE 0328021.MXP	0.0042 Ohms	0.25 in	1.25 in	125 °C	-55 °C	100 V	300 V	Requires Holder	Cartridge Ceramic	21 A	200 A	4800	Slow Blow	TUV UR	1.25 in	3AB 3AG	1/4" x 1-1/4" 3AB 3AG	0.25 in
LITTELFUSE 0328021.MXEP		0.275 in	1.288 in	125 °C	-55 °C	100 V	300 V	Through Hole	Cartridge Ceramic	21 A	200 A	4800	Slow Blow	TUV UR			Axial Cylinder

Catalog

FUSE 300V HIGH I2T 3AB PB-FREE 21A

Description

The Littelfuse 328 Series High Surge Fuse is a 300VAC-rated, 10kA surge withstanding, compact ceramic fuse, designed in accordance with the UL248-14 Standard. It provides short-circuit and overload protection for surge protection devices (SPDs) and luminaries used in commercial and outdoor LED lighting applications that operate at high surge exposure levels. The 328 Series Fuse is the first and only 6.2x32mm fuse on the market that can withstand 20 hits of 10kA 8/20μs surge current.