FSF-1A

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OptiFuse

FUSE GLASS 1A 250VAC

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FSF-1A

Active

OptiFuse

FUSE GLASS 1A 250VAC

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Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	FSF-1A

Approval Agency	UL 248, cULus
Breaking Capacity @ Rated Voltage	50 A
Current Rating (Amps)	1 A
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 [diameter]	3.6 mm
Size / Dimension [x]	0.394 "
Size / Dimension [x]	10 mm
Voltage Rating - AC	250 V

FSF Series

Part	Size / Dimension [x]	Size / Dimension [diameter]	Size / Dimension [diameter]	Size / Dimension [x]	Operating Temperature [Min]	Operating Temperature [Max]	Current Rating (Amps)	Mounting Type	Voltage Rating - AC	Response Time	Approval Agency	Package / Case	Breaking Capacity @ Rated Voltage	Melting I˛t
OptiFuse FSF-3A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	3 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-250MA	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	0.25 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-2.5A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	2.5 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-3.15A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	3.15 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-1A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	1 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-315MA	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	0.315 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-6A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	6 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A	16.34
OptiFuse FSF-5A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	5 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-2A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	2 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A
OptiFuse FSF-4A	0.394 "	0.142 in	3.6 mm	10 mm	-55 °C	125 °C	4 A	Requires Holder	250 V	Fast Blow	cULus UL 248	Cartridge Non-Standard	50 A

Pricing

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

Distributor	Package	Quantity	$

Digikey	Bulk	1	$ 0.65
		10	$ 0.64
		25	$ 0.62
		50	$ 0.52
		100	$ 0.43
		250	$ 0.39
		500	$ 0.32
		1000	$ 0.28

Description

General part information

FSF Series

1 A 250 V AC DC Fuse Cartridge, Glass Requires Holder Cartridge, Non-Standard

Documents

Technical documentation and resources