50 AMP 600 AC / 300 DC RK5 Dual-Element Time-Delay Fuse

FLSR-ID 20 AMP 600 AC / 300 DC RK5 Time-Delay Power Fuse

(3) 40 AMP 600 AC / 300 DC RK5 Dual-Element Time-Delay Fuse

FUSETRON FRS-R-6 DualElement Time Delay Fuse Class RK5 Fuse

Shawmut TRS40R 40Amp Fuse - Tri-Onic Time Delay, Class RK5, 600 VAC

FRS-R 4 AMP 600 AC / 300 DC RK5 Time-Delay Power Fuse

littelfuse FLSR-ID 60 AMP 600 AC / 300 DC RK5 Time-Delay Power Fuse

FLSR 40 AMP 600 AC / 300 DC Rk5 Time-Delay Power Fuse