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Description
This listing includes two boxes of 10 (20 fuses total) Mersen (Ferraz Shawmut) TR20R Tri-Onic Class RK5 time-delay fuses rated 20A at 250V AC. These dual-element, current-limiting fuses provide reliable overcurrent protection for motors, transformers, and general industrial applications. Both boxes are sealed or partially open with all 20 fuses present and accounted for.
Features & (Ferraz Shawmut)Model NumberTR20RProduct TypeTime-Delay FuseFuse ClassClass RK5Amperage Rating20AVoltage Rating250V ACSeriesTri-OnicInterrupting Rating200,000A IRElement TypeDual-Element, Current-LimitingBody MaterialCopperQuantity20 fuses (2 boxes of 10)UL ListedYesCSA CertifiedYesWhat\'s Included
- 20 x Mersen TR20R Tri-Onic 20A 250V Class RK5 Fuses
- 2 original cardboard boxes (10 fuses with Class RK5 fuse holders and blocks rated for 250V AC or higher. Suitable for motor branch circuits, transformer protection, and general-purpose overcurrent protection in industrial and commercial electrical systems. Drop-in replacement for any standard Class RK5 or RK1 20A 250V fuse application.
