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Visit store Items for sale About us Product Details 20S 72V 45A Battery Board Description: Continuous Discharging Current: 45A Instantaneous Diacharge Current: 100A Charging Voltage: 84V Charging Current: 45A(Max.) Over-charge Detect: 4.28±0.05V Protect Delay: 100ms Over-charge Release: 4.08±0.05V Over-discharge: 2.55±0.08V Over-discharge Detect Delay: 50mS Release Voltage: 2.9±0.1V Detect Voltage: 150mV Detect Delay: 15mS Current Detect: 130±10A Resistance: ≤15mΩ Working Current: ≤50uA Sleep Current(when Over-discharge): ≤10uA Working Temperature: -30℃ ~ + 80℃ Size: 120mm*60mm*9mm Balance Detection Voltage: 4.2±0.025V Balance Release Voltage: 4.2±0.05V Balance Current: 45±5 mA Short Circuit Detection Delay: 200uS Main Function: Over charge protection, over discharge protection function, short circuit protection function, over current protection function,no with band balance. Connections: Step1:Connect charging /discharging wire , battery pack negative wire Step2: After confirm the wires are connected OK, plug the connector cable in the BMS DO NOT plug CONNECTOR CABLE in the BMS before connect wire!! Package Included: 1 X 20S 72V 45A Li-ion Battery Protection Board 1 X Cabel Wire Payment Method Shipping Policy Returns & Refund Policy Feedback Payment Method EBAY Managed Payment. But we only Accept your Ebay Address , please Make sure it's 100% right. Payment must be received in 5 business days of auction closing. Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order. Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched. Shipping Policy 1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand. 2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders. 3. All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund. Returns & Refund Policy All package need to wait 30 days (US only n eed 7-10 days) , Please take care it.Less than 30 days,we can't take a refund . If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please keep in touch with us and double check the return address before you return it. If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item. Feedback We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you keep in touch with us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.