Bussmann Fusetron FRN-R-1 Dual-Element Time-Delay Class RK5 Fuse 250V – Pack of 8 The Bussmann Fusetron FRN-R-1 is a 1 Amp, 250V, Class RK5 dual-element, time-delay fuse designed to provide advanced protection for electrical circuits. This pack includes eight fuses, ensuring you have ample supply for your needs. Key Features Dual-Element Design: Offers both overload and short-circuit protection, enhancing system safety. Time-Delay Capability: Provides a minimum of 10 seconds delay at 500% of rated current, accommodating temporary inrush currents without nuisance tripping. High Interrupting Rating: Rated at 200,000 amps AC and 20,000 amps DC, ensuring reliable operation under fault conditions. Voltage Ratings: Suitable for 250V AC and 125V DC applications. Compliance: UL Listed and CSA Certified, meeting industry standards for safety and performance. Specifications Amperage: 1 Amp Voltage: 250V AC / 125V DC Class: RK5 Interrupting Rating: 200kA AC / 20kA DC Dimensions: 2 inches in length, 0.56 inches in diameter Certifications: UL 248-12, CSA C22.2 No. 248.12 These fuses are ideal for protecting motors and other equipment from overloads and short circuits, ensuring the longevity and reliability of your electrical systems.