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.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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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
TR3R 250V 3A 2X9/10 RK5 TD FUS Mersen USA Newburyport-MA L.L.C.	1,696	-	RFQ	Datasheet	TR-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	3A	250 VAC	160 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	0.551" Dia x 2.008" L (14.00mm x 51.00mm)	-	-
TR6R 250V 6A 2X9/16 RK5 TD FUS Mersen USA Newburyport-MA L.L.C.	3,043	-	RFQ	Datasheet	TR-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	6A	250 VAC	160 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	0.551" Dia x 2.008" L (14.00mm x 51.00mm)	-	-
TR6-1/4R FUSE,TIME DELAY,CLASS RK5,REJECT Mersen USA Newburyport-MA L.L.C.	4,365	-	RFQ	Datasheet	TR-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	6.25A	250 VAC	160 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	0.551" Dia x 2.008" L (14.00mm x 51.00mm)	-	-
TR7R FUSE,TIME DELAY,CLASS RK5,REJECT Mersen USA Newburyport-MA L.L.C.	1,125	-	RFQ	Datasheet	TR-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	7A	250 VAC	160 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	0.551" Dia x 2.008" L (14.00mm x 51.00mm)	-	-
A2D15R 250V 15A RK1 TD FUSE Mersen USA Newburyport-MA L.L.C.	3,496	-	RFQ	Datasheet	A2D-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	15A	250 VAC	-	Slow Blow	Electrical, Industrial	-	RK1	CSA, UL	-	200kA AC, 100kA DC	0.560" Dia x 2.000" L (14.22mm x 50.80mm)	-	-
A2D25R 250V 25A RK1 TD FUSE Mersen USA Newburyport-MA L.L.C.	1,105	-	RFQ	Datasheet	A2D-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	25A	250 VAC	250 VDC	Slow Blow	Electrical, Industrial	-	RK1	CSA, UL	-	200kA AC, 100kA DC	0.560" Dia x 2.000" L (14.22mm x 50.80mm)	-	-
TR2-1/2R FUSE,TIME DELAY,CLASS RK5,REJECT Mersen USA Newburyport-MA L.L.C.	2,040	-	RFQ	Datasheet	TR-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	2.5A	250 VAC	250 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	0.551" Dia x 2.008" L (14.00mm x 51.00mm)	-	-
TR9R FUSE,TIME DELAY,CLASS RK5,REJECT Mersen USA Newburyport-MA L.L.C.	1,885	-	RFQ	Datasheet	TR-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	9A	250 VAC	160 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	0.551" Dia x 2.008" L (14.00mm x 51.00mm)	-	-
TR1/2R FUSE,TIME DELAY,CLASS RK5,REJECT Mersen USA Newburyport-MA L.L.C.	2,307	-	RFQ	Datasheet	TR-R	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	12A	250 VAC	160 VDC	Slow Blow	Electrical, Industrial	Indicating	RK5	CSA, UL	-	200kA AC, 20kA DC	0.551" Dia x 2.008" L (14.00mm x 51.00mm)	-	-
OTS20 FUSE,CLASS K5,GENERAL PURPOSE,50 Mersen USA Newburyport-MA L.L.C.	4,880	-	RFQ	Datasheet	OTS	Cartridge, Non-Standard	Box	Active	Requires Holder	Cartridge	20A	600 VAC	300 VDC	Fast Blow	Electrical, Industrial	-	K5	CSA, UL	-	50kA AC, 20kA DC	0.811" Dia x 5.000" L (20.60mm x 127.00mm)	-	-

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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.