Siemens HNF367 800 Amp Indoor, Non-Fusible, 600V, Heavy Duty Switch 3 PoleSiemens HNF367 HNF367 Product Description Siemens Low Voltage Circuit Protection Heavy Duty Safety Switch. 3 Pole Non Fused in a type 1 enclosure (indoor). Rated 600VAC (800A). 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, Designed for hook stick operationDefeatable dual cover