Fangrui Product Details Pairing Type: Male Plug+female Socket; Connection Mode: One Click Button Plug/unplug Power; Locking Method: Automatic Insertion, Self-locking Device; Protection Level: Ip68 (2m/2h) (paired); Assembly Method: Solder. Cable Standard: Cable Specification: 2.5-4.0mm / 14-12awg; Cable Diameter Range: 8.0-12.0mm; Contact Diameter X Number: 2.7x2; Durability: Equal 1900 Mating/without Cycles. Electrical Characteristics: Rated Current: 20a; Operating Voltage (ac. V. Rms): 500v; Puncture Test: 2500v; Contact Resistance: Less Than 1m Ohm; Insulation Resistance: 1000m Ohm; Do Not Plug In When Powered On. Material Properties: Shell Material: High Performance Pbt Plastic Material; Temperature Range: -40to 80 High Temperature Aging: 85 168 H; Temperature Rise: 20a 30k 25a 40k 30a 50k Flame Retardant Level: Ul94 V-0; Sealing: High Quality Silicon Ring; Contact Core: Copper Alloy (gold-plated) Widely Used: In Various Challenging Environments. Suitable For Mechanical, Server, Photovoltaic, Energ