Lws Smart BMS Active Balance 4s 8s 16s 24V 48V LiFePO4 100A 150A 200A 250A 300A with Fan for Lithium Ion Battery Pack

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Product Description

Basic Information
Model NO.LWS-16S300A-994
Discharging Current100~300A
Type Voltage48V
PCM SizeL300*W100*T40mm
Type Charging Voltage54V
Balance Voltage4.2V
Short Circuit ProtectionCut Load or Activation
Over Current Protection100+-10A
Over Charge Protection3.75~4.25V
Over Discharge Protection2.5~2.8V
Temperature ProtectionYes
Production Capacity50000 Pieces / Month
Product Description

LWS Smart Bms Active Balance

LWS-16S300A-994: Detect and protect the battery from over-charge, over-discharge, over-current, short-circuit, and temperature fluctuations. Features an automatic voltage balance function.

Built with high-end electronic components (High End IC and MOSFET). Simple structure design ensures stable quality and performance. Flexible application allows usage for fewer battery series by leaving connection pins empty.

Item Min Max Type Unit
Normal working voltage12.56048V
Normal charging voltage186057V
Working temperature range-207025°C
Continuous charging current/300/A
Continuous discharge current/300/A
Active balance current/3/A
Passive balance current/10050mA
Protection Parameters
No. Status Data Action Value Recovery Delay (ms)
1ChargeTotal voltage3.5 × N3.45 × N1000
2ChargeSingle voltage3.53.452000
3ChargeOver current 1300/4000
5ChargeHigh temp55504000
11DischargeCell voltage2.62.72000
19Any stateVoltage Diff0.450.31000
Product Visuals
Smart BMS Overview
BMS Detail 1 BMS Detail 2 BMS Detail 3
BMS Detail 4 BMS Detail 5 BMS Detail 6
BMS Detail 7 BMS Detail 8 BMS Detail 9
Packaging & Shipping
Packaging Info
Customer Feedback
Customer Feedback
Frequently Asked Questions
How many Ampere protection circuit boards should I choose?
It depends on your load power, such as electric motor power. Please consult technical support regarding your specific load requirements before buying.
What is the distinction between same port and different port wiring?
In different port wiring, the cathode of the charger and load are separate. In same port wiring, they are the same, meaning charging and discharge currents are equal.
What is the distinction between balance and unbalance function?
The equilibrium function allows high voltage cells to be discharged via a resistor to match low voltage cells, ensuring consistent cell voltage across the entire group.
Do you have a Minimum Order Requirement (MOQ)?
No, we do not have an MOQ. We can provide various capacities and sizes based on your specific requirements.
What are the available terms of payment?
We accept PayPal, T/T, and L/C.
Is the BMS compatible with customized requirements?
Yes, we welcome ODM and OEM services to meet your specific dimensions, capacity, and functional needs.

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