1、PRACTICAL: The 3 pole knife switch has a highly transparent housing showing the pure copper inside. LED indicators on both sides of the handle for clear working status. 2、SAFE AND DURABLE: The disconnect knife switch has a new fastening ringdesign to reinforce the toughness of the blade clamps, so that it remains in good contact with the blade even after multiple partings and closures. 3、APPLICATION: Double throw knife switch are used in industrial enterprises and domestic appliances to convert between electrical systems and self generated circuits. 4、CONVENIENT TO USE: The 3 pole double throw knife switch has a large aperture tunnel type wiring hole for easy wiring and stable pressure lines. 5、PROTECTION: The knife switch is designed to prevent electric shock by raising the edge of the connection port to avoid fingers touching the conductive screws, eliminating the risk of electric shock. Item Type: Disconnect Knife Switch Material: Resin + ABS + Copper Weight: Approx. 2273g/80.2oz Number of Poles: 3P Rated Current: 225A Maximum Rated Working Voltage: AC380V Applicable: For Fail Safe Circuit Breakers, Standby Generator Switches, Power Switches 1 x Disconnect Knife Switch 4 x Screw