Can waterproof dc power jack sample charge be refunded if order is placed?
Most dc power jack sample fees are refundable if the order is confirmed. Please be assured that Shenzhen Huayin Industrial Technology Co., Ltd. always provides you with the greatest benefits. Please contact our customer service department for a sample of the product and ask for the sample fee. Thank you for your interest in Huayin branded products.

Huayin has obtained a high industry status for its superior waterproof electrical connectors. As one of Huayin's multiple product series, Lamp Holder series series enjoy a relatively high recognition in the market. The substrate of this product features improved heat dissipation, greatly lowering the operating temperature. Thus, it counts a lot in extending its service life. It can be applied for various mechanical equipment such as intelligent spray machine, etc. To meet the most strict standards, HUA YIN has its own related quality control system. The product is moisture-proof and anti-corrosion.

we Waterproof Electrical Connectors will stick to innovative mechanism to adapt to the market. Contact us!
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