BMS 5S 8A 18.5V Li-ion and Li-polymer battery pack PCM

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US $1-30 / Piece | 1000 Piece/Pieces (Min. Order)
Supply Ability:
5000 Piece/Pieces per Day
SZ or HK
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Packaging & Delivery
Packaging Details
PE Bag/Inner white box/ Middle white box/Master Carton
Delivery Time
7-10 days after receiving deposit
Product Description

5S 8A BMS for li-ion and lipo battery pack - 5S~9S (18.5V~33.3V)


1.Protection Circuit Module/BMS for 18.5V 5S Li-ion and li polymer battery pack, discharging current 8A;
2.PCM board size: 260mm(L)*28mm(W)*2.7mm(T);
3.To prevent the battery packs from overcharge, overdischarge, over current, over temperature, short circuit ;
4.With cell balance/equilibrium function; 
5.Compatible with both Li-ion and Li-Polymer cells. 


VoltageCharging voltageDC:21V
Balance voltage for single cell/V
CurrentBalance current for single cell/mA
Low  Current consumption≤50uA
Max continues charge current≤8A
Max continues discharge current  ≤8A
Over charge Protection

Over charge detection voltage4.25±0.025V
Over charge detection delay time ≤1.5S
Over charge release voltage 4.15±0.05V
Over discharge protection

Over discharge detection voltage 2.8±0.08V
Over discharge detection delay time ≤150ms
Over discharge release voltage3.0±0.10V
Over current protection

Over current detection voltage 0.20±0.015V
Over current detection current 30±5A
Detection delay time ≤20mS
Short protection

Detection delay time≤540uS
Detection conditionExterior short circuit

Release conditionCut short circuit

Interior resistance

Main loop electrify resistance≤30
Operating temperature

Operating temperature range-40~+85
Storage temperature

Storage temperature range -40~+125


Our Services


1, OEM orders are available

 2, Superior quality and cost-performance ratio

 3, Tags, plugs and connectors are available

 4, We could design and produce the battery pack with plastic shell and assembly procession for customized configurations is available (we could design and develop Li-ion battery according to your product work performance & structure apprearance)

5, On time shipment and continuous after sales service

6, Samples for testing


Company Information




Ms. Icy Quan

Skype: jojo880313