Portable Power Supply 48V 30Ah Customization Case

time：2026-04-10

18650 portable power lithium battery 48V30Ah
main technical parameters (@ initial battery temperature ℃)

serial Number	project	standard	remarks
1	approval number
2	cell Model	18650/3350mAh/3.6V
3	battery combination	18650-13S9P-30.15Ah-46.8V
4	rated Capacity	30.15Ah	customizable
5	minimum capacity	29.0Ah
6	energy	1411Wh
7	nominal Voltage	46.8V (commonly known as 48V)	customizable
8	shipping voltage	≥ 49.4V
9	internal resistance	≤ 180 Mohm
10	charging limit voltage	54.6±0.2V
11Floating charging voltage	55.25±0.2V
12	standard charging current	6.0A	0.2C
13	maximum charging current	15A	0.5C
14	standard discharge current	6.0A	customizable
15	maximum discharge current	50A	customizable
16	peak discharge current	can withstand 120A/0.1s
17	final voltage	32.5V
18	special size	350±3mm long	customizable
		Width mm	customizable
		150±2mm thick	customizable
19	weight	about 8.5kg ± 0.3kg
20	output mode	industrial Aviation plug	customizable
21	operating temperature	charging: 0~45 ℃
		discharge:-20~60 ℃
		Recommended Operating Temperature: 15 ℃ to 35 ℃
22	self-discharge rate	remaining capacity: ≤ 3%/month; ≤ 15%/year
		Recoverable capacity: ≤ 1.5%/month; ≤ 8%/year
23	storage environment	less than 1 month:-20 ~ + 35℃, 45 ~ 75% RH
		Less than 3 months:-10 ~ + 35℃, 45 ~ 75% RH
		Recommended storage environment: 15 ~ 30℃, 45 ~ 75% RH
24	warranty Period	12 months
25	implementation standards	GB31241-2014

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