12.8V40Ah LiFePO4 Battery Pack for Vacuum Cleaner

Specifications

1. Interchange with lead acid battery
2. Lightweight but powerful
3. Easy to use
4. LED indicator for show battery status

Specification

This specification is applied to the LiFePO4 battery pack that manufactured by O’CELL Technology Co., Ltd. There is built-in smart PCM for over charge/discharge, over temperature, over current protection. It owns RS485 interface for communication and LED indicator for showing battery status.

It can connect in series up to 48V battery system. Extra BCK (Battery Controlling Kits) is recommended to monitor the information of the whole battery system and aid battery system balancing. 

No.	Item	General Parameter	Remark
1	Rated Capacity	45.0Ah	Standard discharge(0.5C)after standard charge(0.5C)
2	Minimal Capacity	40.0Ah
3	Nominal Voltage	12.8V
4	Cycle Life	Residual capacity is more than 60% of the rated capacity	1. Charge: CC@ 0.5C to 14.6V, then CV till current to 0.05 C5 2. Rest: 30min. 3. Discharge: 0.5C to 10.0V Temperature:20±5°C Carry out 1200cycles
5	Discharge cut-off voltage	10.0V	Adjustable by O’CELL
6	Charging cut-off voltage	14.6V	Adjustable by O’CELL
7	Assembly method	IFR18650PC-1.5AH	4S30P
8	Housing material	ABS+PC	Flame Retardant Plastic
9	Standard charge	0.5C constant current(CC) charge to 14.6V,then constant voltage (CC)14.6V charge till charge current decline to ≤0.05 C	Charge time : Approx 2.5h
	Standard discharge	Constant current 0.5CCut-off voltage 10.0V
11	Maximum Charge Current	24A	20A or less recommended for better performance and life
12	Continuous Discharge Current	30A	80A (30S)@23°C
13	Operation Temperature Range	Charge: 0~55°C	60±25%R.H.
		Discharge: -10~60°C
14	Storage Tem	Less than 1 year : 0~25°C	60±25%R.H.
	erature Range	Less than 3 months:-5~35°C	at the shipment state
15	Approx. Weight	6.1Kg
16	Dimension	L195*W130*H183mm	Terminals: M6 female-threaded , build-in smart PCM
17	BCI Group Number	U1R
18	Specific Energy	84Wh/Kg
19	Energy Density	110Wh/L
20	Status LED indicator	Yes	Dual LED (red & green)
21	Communication protocol	RS485 with 5-pin M12 connector	Communicate with HOST or BDK