XFO-54 Aluminum Distribution Box with Screw-on Crimp Connector (Outdoor) Scope of Application It is used to connect distributing cables and subscriber's branch lines, applicable to installation on post, walls, outdoors and indoors. Main Features 1,Front terminal of the module is connected to subscriber's line by tightening the studs on the front side 2,Rear terminal of the module is connected to main cables with screw-on connectors on the back side 3,Module is reversible in term of structure and easy to operate and use. Technical Parameters 1,Insulation Resistance: ≥5X104MΩ 2,Dielectric Strength: ≥500V(50HzAC), no flash-over in 1 min. 3,Terminal contact resistance: ≤5?0-3Ω4; fire resistance: GB4609/FV-0 5,Air-tightness: GB4208/IP53 6,Min Pulling-out Force: 24 - 120N for conduits at Φ0.4 - Φ1.2mm