AYAA TECHNOLOGY CO., LTD. >> 7s BMS for LiFePO4 Battery Pack 25.9V BMS

7s BMS for LiFePO4 Battery Pack 25.9V BMS

7s BMS for LiFePO4 Battery Pack 25.9V BMS
Price: US $ 2/Piece
Trade Terms: FOB,CFR,CIF
Min Order: 1/Piece
Pay Type: L/C,T/T,D/P,Paypal,Money Gram
Prod Model: PCM-L07S06-A27(7S)
Charging Voltage: DC:29.4V Cc/CV
Balance Voltage For Single Cell: 4.2±0.05V
Balance Current For Single Cell: 84±10mA
Maximal Continuous Charging Current: 5A
Maximal Continuous Discharging Current: 5A
Composition: 25.9(7s)Li-ion Battery Pack
Size.: L123*W17*T3mm
Color: Green

Product Description

PCM for For 25.9V(7S)Li-ion Battery Pack

Features:
· Apply for 7S cells Li-ion /Li-polymer battery pack protection.
· Internally Trimmed Charge and Discharge Voltage Limits.
· Discharge Current Limit Detection.
· Low Current Standby Mode When Cells are Disccharged.
· High Quality and High Yield: 100% Tested before Shipment.
DimensionL123*W17*T3mm
Packaging & Delivery:
Packaging: Antesatic bag and carton packanging
Delivery: With in 15days after confirm order
Shipping and Trade terms:
1. For samples, DHL/TNT/UPS/FedEx/EMS...
2. For mass production, Air/Sea transportation
Trade terms:
1. Payment terms: L/C, T/T, Western Union and so on
2. MOQ: 1pcs
AYAA TECHNOLOGY
Protection Circuit Module Specifications For 25.9V(7S)Li-ion Battery Pack  
Model:  PCM-L07S06-A27(7S)
NO. Test Item Criterion
1 Voltage Charging voltage DC:29.4V  CC/CV
Balance voltage for single cell 4.2±0.05V
2 Current Balance current for single cell 84±10mA
Current consumption for single cell ≤20μA
Maximal continuous charging current 5A
Maximal continuous Discharging current 5A
3 Over charge Protection         (single cell) Over charge detection voltage 4.25±0.05V
Over charge detection delay time 0.5S_2S
Over charge release voltage 4.05±0.1V
4 Over discharge protection (single cell) Over discharge detection voltage 2.50±0.1V
Over discharge detection delay time 10mS_200mS
Over discharge release voltage 2.50±0.1V
5 Over current protection Over current detection current 15±3A
Detection delay time   5ms_60ms
Release condition Automatic Recovery 
6 Short protection Detection condition Exterior short circuit
Detection delay time 200-800us
Release condition Automatic Recovery 
7 Resistance Protection  circuitry ≤20mΩ
8 Temperature Operating Temperature Range
-40~+85centigrade
Storage Temperature Range -40~+125centigrade
 

AYAA TECHNOLOGY Co., Ltd has 11 years experience in the design, engineering and service of all kinds of safety board PCM/BMS for Li-ion (Lithium ion) and Li- Po (Lithium Polymer) batteries, battery pack, also different types of chargers.

We are dedicated to utilize extensive knowledge and expertise of cells and battery pack build in order to provide the most innovative, effective and economical battery solutions. As a leader of safety board, worldwidely providing battery packs for different devices which are used in the industry and households - power tools, medical equipment, emergency and evacuation lighting, energy storage station, navigation systems for cars, , GPS devices, golf buggy, e-bikes and etc.

We offers free technical advise on battery selection and pack design and has extensive technical backup. AYAA has its own sample verification centre with state of the art welding and manufacturing equipment. We has no minimum quantities on battery pack builds, and has a pricing structure to recognize production runs., As a conformity company by ISO9001, We take quality as business soul, all products will be 100% strictly checked by our QC person, , Care is taken during every process from material checking, assembling, test and package, customer satisfactory always powerful for our continuously improvements.

Meet us, meet reliability, meet our mutual development.

Why choose us?

• We have excellent specialists and equipment in the field of emergency power supply and in particular in the field of batteries.

• Only here you will find a very good balance between price, quality and warranty of the products and services

• We give free advices to the clients about the quality of the products and how their operation throughout their life cycle

• We have friendly and professional sales always standby for all your questions.

What makes us better than others?

• We give a guarantee for the services we provide

• We use only quality materials and specialized machine for spot welding, charging and test devices

• We have 11 years experience in the industry and numerous regular customers from worldwide

• We fulfill orders in agreed terms.

You can trust us!

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