Store Categories Store Categories Best offer Charger Big Promotion Battery-A Other Ebike Double Battery Parallel Discharge Converter 20V-72V 20A/30/40A Module Product Description Dual Battery Pack Switch Parallel Batteries to Increase Capacity Double Battery Conector Maximum output current: 20A 30A 40A Voltage: 20V-72V(MAX) Connector: XT60 14AWG Silicone Wire Wire length: 10cm 20A Model Size: 5*4.5*1.9cm 30A Model Size: 6*4.5*1.8cm 40A Model Size: 7*4.5*1.8cm Used For: Wire 2 Batteries in Parallel / Double Capacity Connection definition: OUT: Connect with controller COM: UART interface (Default) IN-A: Connect with Battery Pack A IN-B: Connect with Battery Pack B What is switch discharge? Switch discharge means that among the two sets of batteries, the system will give priority to the battery with the highest voltage until the battery is exhausted, and then automatically switch to the second set of batteries to continue working. The current will not increase in this state. At present, all we sell are balanced discharge versions, if you need bulk purchases, we can customize them. important hint: ?Thank you for Purchasing our Double Battery Pack Switcher, Read this manual carefully, Contact your supplier if you can not understand this instruction well. ?Make sure battery pack which connected with module has the same technical parameters you provided for us . unpredictable results can occur if you use the incompatible Double Battery Pack Switcher with your battery pack. ?Warning: Do not touch it by your hand directly. it will become more hotter during discharging . ?Notice: You have to provide the technical parameters related with your battery as details before ordering. Shipping Policy Returns and Warranty Contact Us Shipping Policy 1. All products will be shipped within 2 working day upon payment cleared. 2. All items will be shipped to buy's address. Please check if your address is correct before placing an order. 3. Item local in the Shenzhen China?We ship it by Air mail (8-15 working days) to USA,Canada,UK, France,Italy,Australia etc. Other country please contact us. 4. International Buyers ? Please Note: a ) Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer?s responsibility. b) Please check with your country?s customs office to determine what these additional costs will be prior to bidding/buying. While we will declare lower price and mark as a sample. Returns and Warranty Within 30 days: 1. If you don't like it, you can choose to return it, but the product can't be damaged or other problems that affect secondary sales. When returning goods, please pack them well, including all accessories, and the returned freight shall be borne by the buyer. 2. If there is a quality problem with the product, please contact us first to confirm the problem. You can choose to return the product. We will resend the new product to you or refund it after receiving the product and inspection. The freight of return shall be borne by us. Over 30 days: The warranty period of the product is one year. If you have any problems in use, you can contact us first, and we will help confirm the problems and deal with them. You can choose to send it back to our after-sales department for repair, or we can send parts to you for repair by yourself. The buyer is responsible for the freight sent back, and we are responsible for repairing it and sending it to you. Notice: The following situation is not in the scope of warranty 1, the product is in water. 2. Since the wiring error causes short circuit or burnout. 3, Other artificial destruction. Contact Us 1.We will answer your message within 24 hours and any question please feel free contact us. 2.If you have any problems, Please contact us first before leave neutral or negative feedback. We will do our best to resolve your problems asap. Copyright 2023 Dianxiaomi