1、PC Material: Our transfer switch is made of PC flame retardant material, which is well insulated, high temperature resistant, aging resistant, safe and reliable, and IP65 waterproof. 2、Silver Contact: This transfer switch uses silver contact, which can greatly improve the conductivity and service life of the transfer switch and make the use experience enhanced. 3、Extended Shaft Design: Our transfer switch has an extended shaft design, which can be used for outside cabinet operation. According to the need can be equipped with two sets of auxiliary contacts (auxiliary contacts are not included in the set). 4、Direct Observation: The switch can be supplied with an observation window (not included in the set) for direct observation of the on off status of the contacts, as required. 5、Applicable Scenarios: The switch can be applied in homes and public places, and is suitable for office buildings and public places where fire protection is required. 1 x Manual Dual Power Transfer Switch12 x Bolt12 x Nut Item Type: Manual Double Power Transfer SwitchMaterial: PC, silverVoltage: 400VUse Category: ACFrequency: 50HZProtection Grade: IP65Approximate Heating Current: 100ANumber of Poles: 4PInstallation Method: Fixed