GW9-24 (W) series Outdoor H.V. disconnect switch is single pole structure, which is used for opening or closing circuits under the voltage but no-load condition in 24kV outdoor electrical system. It has fixed draw hook and self-locking device, and effect operation with insulating hook-stick. Further more, Anti-pollution type switch can effectively solve flash due to pollution during the operation of disconnect switch so as to satisfy the requirement of users in badly polluted area.