240V Mains Electric Hook Up Installation Kit T2/T4/T5 – Van Campervan Motorhome. FAST DISPATCH on all our products. Mains Installation Kit – Caravan, Camper, Motorhome. A full kit to fit mains electricity into your caravan, camper, motorhome or horse-box. 2 x Switched Sockets. A complete kit designed for either caravans, campers, motorhomes or horse-boxes. Height: 181mm – Width 110mm – Depth 94mm. Comes complete with fitting instructions. Here at The Caravan and Camping Store we aim on providing our customers with competitive prices for brand new caravan, motorhome and camping products.