Junction Box is one of the main products of our company. To ensure the quality of our products, our company has strict technical requirements on the junction box.
1, requires good packaging, no damage. Signs and physical match, and with my company to provide proof of conformity.
2, no rust marks metal parts, injection molding surface smooth, no constriction, no cracks, scratches; not allowed to scratch, bruises, dirt, etc., the junction box housing materials used are generally PPO, the slider material is generally PA66 ,. Lead no obvious scratches, indentation, lead rubber without aging phenomenon.
3, the junction box must be marked on the positive and negative, positive with red, negative with black, positive and negative direction must be consistent with the design documents.
4, the junction box according to the convergence zone can be divided into welding and plug-in type. The junction box of the welded junction box requires full and uniform solder at the solder joints. Solder joints with wires and diodes must be strong and full.
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BILLION PLASTIC MANUFACTURING CO.,LTD, JIANGMEN , https://www.jmtshirtbag.com