Class H Fuses | McMaster-Carr

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53 Products

UL Class H Replaceable-Element Fuses


Ferrule Cartridge Fuse	Knife-Blade Cartridge Fuse

Replace the current-carrying element rather than the entire fuse after the fuse breaks. Use with Fuse Blocks for UL Class H Fuses.

Breakthrough Current @ Voltage—Breakthrough current at voltage, labeled on the fuse as IR, is the maximum current that a fuse can safely stop in the event of a short circuit.

	Fuses													Replacement Fuse Elements
	Current, amp	Fuse UL Class	Voltage, V AC	Breakthrough Current @ Voltage	Overall Lg.	No. of Elements	Cartridge Fuse Type	Fuse Protection Type	With Blown Fuse Indicator	Rejection-Style End	Certification		Each	Pkg. Qty.		Pkg.
Manufacturer Equivalent Fuse: REN, RF, RLN







				9/16" Overall Diameter

				5	H	250	10,000 amp @ 250V AC	2"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K128	000000	2	7073K328	000000


				10	H	250	10,000 amp @ 250V AC	2"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K117	00000	2	7073K317	00000
				15	H	250	10,000 amp @ 250V AC	2"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K118	00000	4	7073K318	00000
				20	H	250	10,000 amp @ 250V AC	2"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K119	00000	4	7073K319	00000
				30	H	250	10,000 amp @ 250V AC	2"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K122	00000	4	7073K322	0000




						13/16" Overall Diameter

						40	H	250	10,000 amp @ 250V AC	3"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K124	00000	2	7073K324	00000


						50	H	250	10,000 amp @ 250V AC	3"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K126	00000	2	7073K326	00000
						60	H	250	10,000 amp @ 250V AC	3"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K127	00000	2	7073K327	00000




								1 1/16" Overall Diameter

								100	H	250	10,000 amp @ 250V AC	5 7/8"	1	Knife Blade	Fast Acting	No	No	UL Listed	7073K132	00000	2	7073K332	00000




										1 9/16" Overall Diameter

										200	H	250	10,000 amp @ 250V AC	7 1/8"	1	Knife Blade	Fast Acting	No	No	UL Listed	7073K137	000000	2	7073K337	00000


										Manufacturer Equivalent Fuse: RES, RFS, RLS







														13/16" Overall Diameter

														10	H	600	10,000 amp @ 600V AC	5"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K217	00000	2	7073K417	00000


														15	H	600	10,000 amp @ 600V AC	5"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K218	00000	4	7073K418	00000
														20	H	600	10,000 amp @ 600V AC	5"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K219	00000	4	7073K419	00000
														30	H	600	10,000 amp @ 600V AC	5"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K222	00000	4	7073K422	00000




																1 1/16" Overall Diameter

50	H															600	10,000 amp @ 600V AC	5 1/2"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K226	00000	2	7073K426	00000


60	H															600	10,000 amp @ 600V AC	5 1/2"	1	Ferrule	Fast Acting	No	No	UL Listed	7073K227	00000	2	7073K427	00000




		1 5/16" Overall Diameter

		100	H													600	10,000 amp @ 600V AC	7 7/8"	1	Knife Blade	Fast Acting	No	No	UL Listed	7073K232	000000	2	7073K432	00000




																1 13/16" Overall Diameter

																200	H	600	10,000 amp @ 600V AC	9 5/8"	1	Knife Blade	Fast Acting	No	No	UL Listed	7073K237	000000	2	7073K437	00000

Fuse Blocks for UL Class Fuses


For 1 Fuse, Box-Lug Terminal Wire Connection	For 2 Fuses, Box-Lug-Terminal Wire Connection	For 3 Fuses, Box-Lug-Terminal Wire Connection

		For Fuse
	For No. of Fuses	UL Class	Current, amp	Type	Voltage, V AC	Wire Connection	Certification		Each
For Fuse Manufacturer Equivalent: NON, NLN, OT, REN, RF, RLN



		1	H, K5	1/10 to 30	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K892	000000


		1	H, K5	31 to 60	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K895	00000
		1	H, K5	61 to 100	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K13	00000
		2	H, K5	1/10 to 30	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K893	00000
		2	H, K5	31 to 60	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K896	00000
		3	H, K5	1/10 to 30	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K894	00000
		3	H, K5	31 to 60	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K897	00000
		3	H, K5	61 to 100	Cartridge	250	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K33	000000


		For Fuse Manufacturer Equivalent: NOS, NLS, OTS, RES, RFS, RLS



				1	H, K5	1/10 to 30	Cartridge	600	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K911	00000


				1	H, K5	31 to 60	Cartridge	600	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K914	00000
				2	H, K5	1/10 to 30	Cartridge	600	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K912	00000
				2	H, K5	31 to 60	Cartridge	600	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K915	00000
				3	H, K5	1/10 to 30	Cartridge	600	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K913	00000
				3	H, K5	31 to 60	Cartridge	600	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K916	00000
				3	H, K5	61 to 100	Cartridge	600	Box-Lug Terminal	UL Listed, CSA Certified, CE Marked	7688K38	000000

Fuse Block Safety Covers

Prevent accidental shocks with these snap-on safety covers. They have slotted openings for testing with probes.

For Fuse
UL Class	Current	Protection Type	Voltage	Lg.	Wd.	Ht.	With Blown Fuse Indicator	Certification		Each
H, RK1, RK5 T	0.1 amp to 30 amp 1 amp to 30 amp	Fast Acting, Time Delay	250V AC 600V AC	3.8"	0.75"	1.7"	No	UL Listed, CSA Certified, CE Marked	6977K11	000000
H, RK1, RK5 T	0.1 amp to 30 amp 1 amp to 30 amp	Fast Acting, Time Delay	250V AC 600V AC	3.8"	0.75"	1.7"	Yes	UL Listed, CSA Certified, CE Marked	6977K14	00000