Description: World-class industrial PC materials. Safe & Durable. High quality fasteners for easy disassembly. Dust cover design to effectively control dust entry. Long-life & reliable LED Indicator. LED for energy saving and low maintenance cost. High-brightness LED beads, 50,000 hours without brightness attenuation. Widely use in electricity equipments textile machines printers ships and mining machines. Specification: Model: AD22-16DS Power frequency voltage: 2.5KV/MIN Insulation resistance: ? 2M? Opening diameter: 16mm Rated voltage: 220V Color: green Package Includes: 1 Piece LED Indicator Light