Waterproof Rear Nut Connector IP68 Aviation Socket 250V 5A for SP28 Cable 1. Connector: With M28 x 1.5mm thread, installation of 250V 5A waterproof connector is very simple.2. Durable Use: Gold plated solid copper is very durable in clogging and also resistant to oxidation.3. Safe to use: The shell is made of PA6 and PA66 materials, which are corrosion and temperature resistant.4. Strong Connection: You can use the soldering iron to make the connection stronger and more reliable, very easy.5. Wide application: allows for free application in communication equipment, instrumentation, computers, etc. Specification: Item type: waterproof connector Material: PA66 + PPS + silica gel + copper Application: widely used in communication equipment, instrumentation, computers, software-controlled machine, bridge electronic equipment alarm etc. Shell material: PA66, PA6 Insulator: thermoplastic PPS (high temperature resistant 220). Material: copper (gold plated). Connection method: soldering (if solder paste is used, please clean it). Connection method: threaded connection .Head size: approx. 28mm / 1.1in Thread specification: M28 x 1.5mm / 0.1in (approx.) Insulation resistance: 2000M Omega; Diameter u: 1mm Rated current: 5A Operating voltage (A CV): 250V Withstand voltage: 1500V Contact wire gauge (mm sup2;/AWG): le; 0.75/18 Suitable sheath cables: 12-14.5mm sup2; Connecting times: more than 500 times. Operating temperature range: -25 to 85. Tightness: IP68 compliant. Package list: 1 x plug 1 x socket Note: Soldering with rosin. If it is soldered with solder paste, it should be cleaned with the associated fluids.