Overview Product Description 205388 Old-Stock; Siemens NF353 Safety Switch; 100A; 600VAC; 60Hp; 3PST; Non-Fusible; Heavy Duty; Enclosure Type: NEMA 1. Item appears Unused and has been in storage for some time.. Austin Surplus SKU: 205388 Location: 164084-GRG-R04-P14-S05-0006849 Product Videos Custom Field Product Reviews