FPK-4A

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OptiFuse

UL CLASS M FUSE, FAST ACTING 4A

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FPK-4A

Active

OptiFuse

UL CLASS M FUSE, FAST ACTING 4A

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	FPK-4A

Applications	Electrical, Industrial
Approval Agency	UL 248, cULus
Breaking Capacity @ Rated Voltage	10 kA, 100 kA
Class	M
Current Rating (Amps)	4 A
Fuse Type	Cartridge
Mounting Type	Requires Holder
Package / Case	5AG
Package / Case [x]	10 mm
Package / Case [y]	38 mm
Response Time	Fast Blow
Size / Dimension [diameter]	0.406 in
Size / Dimension [diameter]	10.3 mm
Size / Dimension [x]	38 mm
Size / Dimension [x]	1.496 "
Voltage Rating - AC	600 VAC
Voltage Rating - DC	600 V

FPK Series

Part	Size / Dimension [x]	Size / Dimension [diameter]	Size / Dimension [x]	Size / Dimension [diameter]	Current Rating (Amps)	Response Time	Fuse Type	Mounting Type	Breaking Capacity @ Rated Voltage	Applications	Voltage Rating - AC	Package / Case	Package / Case [y]	Package / Case [x]	Approval Agency	Class	Voltage Rating - DC
OptiFuse FPK-R-5A	38 mm	0.406 in	1.496 "	10.3 mm	5 A	Fast Blow	Cartridge	Requires Holder	20 kA 200 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	CC
OptiFuse FPK-R-500MA	38.1 mm	0.409 in	1.5 in	10.4 mm	0.5 A	Fast Blow	Cartridge Ceramic	Requires Holder	100 kA 200 kA		600 V	5AG	38 mm	10 mm	CSA UL		600 V
OptiFuse FPK-1A	38 mm	0.406 in	1.496 "	10.3 mm		Fast Blow	Cartridge	Requires Holder	10 kA 100 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	M	600 V
OptiFuse FPK-R-30A	38 mm	0.406 in	1.496 "	10.3 mm	30 A	Fast Blow	Cartridge	Requires Holder	20 kA 200 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	CC
OptiFuse FPK-R-2A	38 mm	0.406 in	1.496 "	10.3 mm	2 A	Fast Blow	Cartridge	Requires Holder	20 kA 200 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	CC
OptiFuse FPK-3A	38 mm	0.406 in	1.496 "	10.3 mm	3 A	Fast Blow	Cartridge	Requires Holder	10 kA 100 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	M	600 V
OptiFuse FPK-125MA	38 mm	0.406 in	1.496 "	10.3 mm	125 mA	Fast Blow	Cartridge Ceramic	Requires Holder	100 kA		600 V	5AG	38 mm	10 mm	CSA UL		600 V
OptiFuse FPK-6A	38 mm	0.406 in	1.496 "	10.3 mm	6 A	Fast Blow	Cartridge	Requires Holder	10 kA 100 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	M	600 V
OptiFuse FPK-4A	38 mm	0.406 in	1.496 "	10.3 mm	4 A	Fast Blow	Cartridge	Requires Holder	10 kA 100 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	M	600 V
OptiFuse FPK-R-8A	38 mm	0.406 in	1.496 "	10.3 mm	8 A	Fast Blow	Cartridge	Requires Holder	20 kA 200 kA	Electrical Industrial	600 VAC	5AG	38 mm	10 mm	cULus UL 248	CC

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	$ 12.69

Description

General part information

FPK Series

4A 600 VAC 600 VDC Fuse Cartridge Requires Holder

Documents

Technical documentation and resources