A galvanized steel shelter box shields your 9300 series NRG Logger from the elements and prevents vandalism. Designed specifically for 9300 series NRG Loggers, the shelter box comes pre-drilled for logger mounting screws (included with logger). Shelter box side hinge opens horizontally for convenient access to logger terminals. Rugged steel hasps can be padlocked, and U-bolts in 3 sizes [89mm (3.5"), 114mm (4.5"), 152mm (6.0")] are included for mounting the shelter box to an NRG TallTower. The shelter box is included with the 9300CL and 9300TL kits. Must be ordered separately with 9300SA kit.