The State of Minnesota Department of Natural Resources (DNR) intends to purchase the quantity of thirteen (13) NEW 12 volt Lithium-Iron-Phosphate batteries with heater, with the following specifications: Description 1. Downloadable to an app to connect and monitor the battery. 2. 7 years manufacturer warranty and maintenance free with a 8000~12000 cycles life span. 3. Detachable cover with replaceable BMS and cells. 4. Built-in heater pad for using in down to -4°F. 5. Bluetooth4.0, support IPhone or Android smartphone. 6. Support connect in parallel for larger capacity. 7. Built-in smart Battery Management System (BMS). 8. Low temperature charging cut-off. 9. High temperature charging or discharging cut-off. 10. Over charging and discharging protection. 11. Over current and short circuit protection. 12. Battery cells auto balance. Spec information Charge information: 1. Recommended Charge Current 56 A 2. Maximum Charge Current 120 A 3. Recommended Charge Voltage 14.6 V Discharge information: 1. Maximum Continuous Discharge Current 200 A 2. Peak Discharge Current 250 A (7.5 s ±2.5 s) 3. Recommended Low Voltage Disconnect 10.4V 4. Size Information: 5. Terminal Type: M8, 5/16 lugs
