HEART OF THE SUN-SOLAR Sells many items needed to build your own solar panels, solar cells, junction boxes, tabbing wire, buss wire, solder, soldering irons, rosin flux pens, wire connectors, and more. visit my store for a complete list. Not sure what you need send me a question and some details. Brian Simply solder your Buss wire from your panel into the easy to get to tabs on the junction box then snap the lid on. The tabs on the junction box are pre-soldered for easily soldering the Buss wire.Use 100% silicone to seal your junction box to your panel.A small flat screwdriver will remove the junction box lid. THE LID WILL COME BACK OFF BUT I FOUND IT A LITTLE DIFFICULT ONLY PUT THE LID ON WHEN YOU ARE SURE YOU ARE DONE. The cables are marked with a (+) + ( – ) sticker for easily identifying the cables. Standard 4mm wire ( 12 AWG) Cable length 35 inches ( 90 mm) to end of connector. 4 RAIL 3 DIODES SOLAR JUNCTION BOXES ARE MADE FOR PANELS WITH 4 BUSS BARS OF WIRE COMING OUT OF THE BACKCan also be used on any diy panel with just 2 buss bars coming out. simply attach the left rail to the neg(-) buss wire, and the right hand rail to the pos(+) buss wire. WMax Voltage:1000VJunction box Current:3-15ATemperature Range:-40~+85 waterproof:IP68Flame class:UL94V-0Box material:PPOJoining of ribbon:soldering Product No.DLC608Amount of rails4rail terminalsRated VoltageTUV 1000V DCRating current8ACable size4.0mmPin OD:4.0mmProof voltage:TUV 6000V AC(1Min) / UL 2200V DC (1Min)Pollution degree:2Protection class:Class IIContact Material:Copper, tin platedContact resistance:≤5mΩProtection degree:IP 68Withdrawal Force:≥50NTemperature Range:-40~+85Flame Class:UL94V-0

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