Features: * Body material quality cold-rolled plate (Q235-A) made with epoxy body surface electrostatic spray, corrosion resistant, anti-aging; * plastic part made from ABS material parts; * Single layer structure design, easy operation, compact structure; * Meet (YD / T988-2007 communication cable transfer boxes on request) Application: * For the cable into the side, fixed, splice and resettlement and protection of more than fiber and fiber pigtail; Technical parameters: wiring capacity (Max) wiring capacity (core) Dimensions (mm) 12 to 72 core 12 core core 24 core 36 core 48 core 72 core (H) × (width) × (depth) 420 × 380 × 100 (48 cores) Operating temperature -10 ℃ ~ + 40 ℃ (indoor); - 40 ℃ ~ + 60 ℃ (outdoor) humidity ≦ 85% (+ 30 ℃) (indoor); ≦ 95% (+ 40 ℃ ) (Indoor) Atmospheric pressure 70kPa ~ 106 kPa Number 2 × 2 fiber optic cable into the root (upper and lower feed cable) fiber bend radius ≥40mm door opening angle of 180 ° grounding strip withstand voltage level ≥3000V (DC) / 10mA / 1min Insulation resistance ≥2 × 1020MΩ500V