FRS-R-2-1 is a Bussmann (Eaton) time-delay, dual-element, non-indicating fuse from the FRS-R RK5 family, rated at 2 A and 600 VAC (300 V DC). It uses ferrule-end terminations for reliable connections and provides an interrupting rating of 200 kA at 600 VAC and 20 kA at 300 V DC. As a Class RK5 Fusetron device, it is designed to tolerate brief overloads while protecting circuits against sustained overcurrent.
