HA01 24V Battery Equalizer


HA01 battery equalizer is for balancing 2*12V battery bank. Compatible with lead acid battery, lifepo4 battery, NiMH Battery, etc. It start work when there is 20mv voltage difference between batteries.

  • Model: HA01
  • Battery: 2*12V battery 
  • With inside LED light
  • Size: 70*70*27mm
  • Weight: 0.18KG
  • CE RoHS certification



Main Features: 

  • For 2*12V Batteries
  • With Inside LED Light
  • Balance in series connected battery bank
  • Extend battery lifetime
  • Active Energy Transfer Equalizer
  • Compatible with all batteries, No Battery type limited
  • Low power consumption,High efficiency
  • Small size, easy installation.
  • CE, RoHS certification
  • Customization service

Working Principle


Technical Specification:

Model HA01
Battery Normal Voltage 2*12V
Battery cell voltage range 10V-18V
Balance current 0-5A(based on voltage difference)
Balance status keep on working in charging/discharging/free status when there is 20mv voltage difference
Dimensions 70*70*27 mm
Weight 0.18kg
Protection Reverse polarity protection
Low Voltage Disconnect 10V
Certification CE, RoHS
customized Yes, offer OEM ODM service



  led A LED B
U(A)=U(B) Off Off
U(A)>U(B) Flash Off
U(A)<U(B) Off Flash
U(A)<10V On Off
U(B)<10V Off On
U(A/B)<10V On On



Please connect battery equalizer to batteries as the following order (showed in the picture)

  1. Black cable: Battery A negative/- pole
  2. Red cable: Battery B positive/+ pole
  3. White cable: Battery B negative pole or Battery A positive pole.(The pole which connected Battery A and Battery B in series)



  • 1x battery equalizer
  • 1x user manual


Shenzhen Huaxiao Technology Co., Ltd is the professional manufacture of equalizer with 12 years experience. All delivered products have passed the company's stringent professional performance testing, which can meet the needs of the customer market. Please contact us for more detailed information.