Siemens HF365NA 400 Amp Indoor, Fusible, 600V, Heavy Duty Switch 3 PoleSiemens HF365NA HF365NA Product Description Siemens Low Voltage Circuit Protection Heavy Duty Safety Switch. 3 Pole 3 Fuse and solid neutral Fused in a type 1 enclosure (indoor). Rated 600VAC (400A). product should be available on 12 01 2022. Features: Quick make, Quick break operating mechanism that ensures positive operationVisible blade, Double break Switching actionArc chutes dissipate heat and prolong switch lifeHighly visible red handle grip,