Electrical, Specialty Fuses

Use the filters and product table below to compare Electrical, Specialty Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package / Case	Packaging	Product Status	Mounting Type	Fuse Type	Current Rating (Amps)	Voltage Rating - AC	Voltage Rating - DC	Response Time	Applications	Features	Class	Approval Agency	Operating Temperature	Breaking Capacity @ Rated Voltage	Size / Dimension	Grade	Qualification
A6D2R 600V 2A RK1 TD FUSE Mersen USA Newburyport-MA L.L.C.	3,142	-	RFQ	Datasheet	A6D-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	2A	600 VAC	600 VDC	Slow Blow	Electrical, Industrial	-	RK1	CSA, UL	-	200kA AC, 100kA DC	0.811" Dia x 5.000" L (20.60mm x 127.00mm)	-	-
A6T40 FUSE,CLASS T,FAST ACTING,200KA A Mersen USA Newburyport-MA L.L.C.	3,544	-	RFQ	Datasheet	A6T	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	40A	600 VAC	300 VDC	Fast Blow	Electrical, Industrial	-	T	CSA, UL	-	200kA AC, 100kA DC	0.811" Dia x 1.547" L (20.60mm x 39.30mm)	-	-
A6D45R 600V 45A RK1 TD FUSE Mersen USA Newburyport-MA L.L.C.	4,564	-	RFQ	Datasheet	A6D-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	45A	600 VAC	600 VDC	Slow Blow	Electrical, Industrial	-	RK1	CSA, UL	-	200kA AC, 100kA DC	1.063" Dia x 5.472" L (27.00mm x 139.00mm)	-	-
A6D50R 600V 50A RK1 TD FUSE Mersen USA Newburyport-MA L.L.C.	3,927	-	RFQ	Datasheet	A6D-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	50A	600 VAC	600 VDC	Slow Blow	Electrical, Industrial	-	RK1	CSA, UL	-	200kA AC, 100kA DC	1.063" Dia x 5.472" L (27.00mm x 139.00mm)	-	-
A4J15 FUSE,CLASS J,HIGH SPEED,200KA AC Mersen USA Newburyport-MA L.L.C.	3,293	-	RFQ	Datasheet	A4J	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	15A	600 VAC	300 VDC	Fast Blow	Electrical, Industrial	-	J	CSA, UL	-	200kA AC, 100kA DC	0.827" Dia x 2.244" L (21.00mm x 57.00mm)	-	-
A4J10 600V 10A CLASS J FUSE Mersen USA Newburyport-MA L.L.C.	3,519	-	RFQ	Datasheet	A4J	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	10A	600 VAC	300 VDC	Fast Blow	Electrical, Industrial	-	J	CSA, UL	-	200kA AC, 100kA DC	0.827" Dia x 2.244" L (21.00mm x 57.00mm)	-	-
A4J20 600V 20A CLASS J FUSE Mersen USA Newburyport-MA L.L.C.	3,949	-	RFQ	Datasheet	A4J20	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	20A	600 VAC	300 VDC	Fast Blow	Electrical, Industrial	-	J	CSA, UL	-	200kA AC, 100kA DC	0.827" Dia x 2.244" L (21.00mm x 57.00mm)	-	-
OT200 FUSE,CLASS K5,GENERAL PURPOSE,50 Mersen USA Newburyport-MA L.L.C.	3,932	-	RFQ	Datasheet	OT	Cylindrical, Blade Terminal (Bolt)	Box	Active	Bolt Mount	Cartridge	200A	250 VAC	250 VDC	Fast Blow	Electrical, Industrial	-	K5	CSA, UL	-	50kA AC, 20kA DC	1.575" Dia x 7.126" L (40.00mm x 181.00mm)	-	-
TR100R 250V 100A 5 7/8X1 1/16 RK Mersen USA Newburyport-MA L.L.C.	4,270	-	RFQ	Datasheet	TR-R	Cylindrical, Blade Terminals	Box	Active	Requires Holder	Cartridge	100A	250 VAC	250 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	1.063" Dia x 5.866" L (27.00mm x 149.00mm)	-	-
TR70R 250V 70A 5 7/8X1 1/16 RK5 Mersen USA Newburyport-MA L.L.C.	3,452	-	RFQ	Datasheet	TR-R	Cylindrical, Blade Terminals	Box	Active	Requires Holder	Cartridge	70A	250 VAC	250 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	1.063" Dia x 5.866" L (27.00mm x 149.00mm)	-	-

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FREQUENTLY ASKED QUESTIONS

Electrical, Specialty Fuses FAQ

Common questions about filtering, comparing and sourcing Electrical, Specialty Fuses components.

How can I narrow the Electrical, Specialty Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Electrical, Specialty Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.