LED state indicator can show the switch working status conveniently and intuitive 4. High power Ms tube contactless electronic switch, the switch has no on/off frequency limit, and the response speed reaches MS grade. 5. Shell is made of flame retardant PC material, high precision, stable performance, long service life. Specifications: Item Type: AC Current Transducer Power Supply: Self-Powered, No External Power Contact Capacity Contact Capacity: 0.3A 240V AC/DC Input Current: 1.6 -50A AC Switching State: Normal Open (NO) and Normal Close (NC) Switching Value: 1.7-50A (adjustable with potentiometer) Max Overload : 100% Housing: Flame Retardant PC Material Accuracy Level: 0.5 Installation: Rail Installation Response Time: ≤0.2 seconds Reproduction: 100% Working Temperature: -20 ~ 65 ℃ Size: Approx. 65 x 60 x 40mm / 2.6 x 2.4 x 1.6in Hole Diameter: Approx. 16mm / 0.6in Waterproof: IP30 Package List: 1 x AC Current Transducer