Overview Reviews Product Description Bussmann Fusetron FRN-R-400 Current Limiting Fuse 400A 250V Class RK5 FRNR400-N-YAG Product Videos Custom Field Amp 400 Volts 250 Product Reviews Write a Review Write a Review × Bussmann Bussmann Fusetron FRN-R-400 Current Limiting Fuse 400A 250V Class RK5 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *