Feature Products

BMS 5S 21V 80A 90A 18650 Li-ion Battery Protection Circuit Charging Board Module

 

Features:
1.This product uses 5 dedicated lithium-ion battery ICs as processors to detect real-time information such as voltage, charging and discharging current, and environmental temperature of each battery,
2.Implement overcurrent protection functions for overcharging, discharging, and discharging batteries;
3.It has protection functions such as short circuit, charging overcurrent, temperature protection, etc;
4.The board has good quality and is equipped with thick copper hardware terminals, making it durable;
5.It does not generate heat after long time use, and is commonly used for battery pack of lithium Angle grinder of Makita model.

Parameters:
Continuous discharge current: 80A: 25A; 90A: 30A.
Instantaneous (start-up) current: 80A: 80±3A; 90A: 90±3A
Charging voltage: 4.25±0.025V
Continuous charging current: 3A
Overcharge detection voltage: 4.25±0.025V
Overcharge detection delay time: 0.5S
Overcharge recovery voltage: 4.0±0.025V
Over-discharge detection voltage: 2.7±0.025V
Over-discharge detection delay time: 1S
Over-discharge release voltage: 3.0±0.025V
Over-current detection voltage: 100mV
Over-current detection delay time: 350ms
Over-current protection lifting condition: charging recovery or load disconnection
Short circuit protection condition: external load short circuit
Detection delay time: 250us
Short-circuit protection release condition: charging recovery or load disconnection
Operating temperature range: -20-75°C

Package include:
1X protective board

1. We Ship to Worldwide
2. We ship your orders within 1-2 business days after the payment cleared.
3. Item shipped from China via china Post Airmail, reach most of the countries within 2 to 4 weeks.
4. Delivery time depends on destination and other factors, it may takes up to 20 days. If you don't receive
the item after 30 days,please keep in touch with us, we'll investigate and solve the delivery problem.
5. Import duties, taxes, and charges are not included in the item price or shipping cost. These charges
are the buyer's responsibility. Please check with your country's customs office to determine what these
additional costs will be prior to bidding or buying.
 
ShenZhen

1. We accept PAYPAL only.
2. Payment must be made within 7 days of auction closing (Unpaid dispute will automatically open when item
is not paid in 7 days).
3. PLEASE NOTE: SHIPPING&HANDING DOES NOT INCLUDE DUTIES, LOCATL TAXES OR ANY OTHER IMPORTATION FEES.
4. Please list your special requests (color, packages, value of declaration, etc.) in the EBAY NOTES SECTION
when you make payment

 

1. Customer satisfaction is our top goal. All products are quality checked. They are new and in good
condition when shipped to our customers. If product is defective or damage upon arrival, or wrong
product shipped, please keep in touch with us immediately. Returns accepted within 14 days of delivery date
and item must be in original new condition, not worn or altered in any way with attached tags & wrap.
Otherwise deal is final. Return shipping must be paid by buyer.
2. Please keep in touch with us first if you have anyproblems/questions/concerns. We will be happy to resolve
any issues you may have in a cordial and friendly manner.
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We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is
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