Specification	FSF-2.5A

Approval Agency	UL 248, cULus
Breaking Capacity	50 A
Current Rating	2.5 A
Fuse Type	Cartridge, Glass
Mounting Type	Requires Holder
Operating Temperature (Max)	125 °C
Operating Temperature (Min)	-55 °C
Package / Case	Cartridge, Non-Standard
Response Time	Fast Blow
Size / Dimension Diameter	0.142 in
Size / Dimension Length	0.394 in
Voltage Rating - AC	250 V

FSF Series

Part	Package / Case	Size / Dimension Diameter	Size / Dimension Length	Voltage Rating - AC	Current Rating	Approval Agency	Mounting Type	Operating Temperature (Max)	Operating Temperature (Min)	Breaking Capacity	Response Time	Fuse Type	Melting I²t
OptiFuse FSF-3A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	3 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass
OptiFuse FSF-250MA	Cartridge Non-Standard	0.142 in	0.394 in	250 V	0.25 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass	0.01093
OptiFuse FSF-P-15A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	15 A	UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass	243.7
OptiFuse FSF-2.5A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	2.5 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass
OptiFuse FSF-3.15A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	3.15 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass
OptiFuse FSF-1A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	1 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass
OptiFuse FSF-315MA	Cartridge Non-Standard	0.142 in	0.394 in	250 V	0.315 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass
OptiFuse FSF-6A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	6 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass	16.34
OptiFuse FSF-5A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	5 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass
OptiFuse FSF-2A	Cartridge Non-Standard	0.142 in	0.394 in	250 V	2 A	cULus UL 248	Requires Holder	125 °C	-55 °C	50 A	Fast Blow	Cartridge Glass

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Create a free account to access distributor pricing data.

CAD

3D models and CAD resources for this part

Documents

Technical documentation and resources

FSF-2.5A | Datasheet