Sell Smatrul อุปกรณ์เสริมเทปคาสเซ็ตคาสเซ็ต 140 สวิทช์ปรับระดับได้สีขาว best price

External dimensions: 144mm*84mm*50mm Internal dimensions: 120mm*72mm*50mm Avoid damage to workers' installations Double screw hole, double protection Avoid electricity screwing screw holes, making the junction box unusable Fire resistant material No fear of fire, safe and secure Stable structure, compression resistance Four-sided rib design. Strong material FAQ Q: Is that a fire resistant material A: Our material is fireproof material, please don't hesitate to use Q: How many wire holes are there? A: 2 side holes on each side of 5 sides, a total of 10 line holes