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50 Amp DC to DC Lithium Battery Alternator Charger with MPPT - Free Shipping!

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The 50 Amp DC to DC Lithium Battery Alternator Charger with MPPT is a high-quality charging device designed specifically for charging lithium batteries from a vehicle's alternator. This charger utilizes Maximum Power Point Tracking (MPPT) technology to optimize the charging efficiency and ensure maximum power transfer from the alternator to the battery giving you the comfort and confidence to go fully off-grid!


  • Can connect to PV and alternator
  • Charges both leisure and starter battery
  • MPPT with up to 99.9% efficiency
  • Supports TTL communication



Max. Voltage of Open Circuit: 55Vdc
MPPT Voltage Range: 17-36Vdc
Max PV Input Current: 45A
Max PV Input Power: 800W

BATTERY TYPE - Li-ion / Lead Acid / User Defined

Rated Battery Voltage: 12Vdc
Battery Voltage Range: 9-17Vdc
Max MPPT Charging Current: 50A
Max Alternator Charging Current: 60A
MPPT Charging Mode: Buck


Rated Battery Voltage: 12Vdc
Max MPPT Charging Voltage: 13.8V
Max MPPT Charging Current: ≤25A
Max Alternator Input Voltage (Conventional): 13.2-16Vdc
Max Alternator Input Voltage (Euro 6 Standard): 12-16Vdc
Alternator Charging Mode: Buck, Boost, Buck-Boost


MPPT Tracking Efficiency: >99%
Max Charging Conversion Efficiency: 98%


Embedded Interfaces: TTL, Remove Switch


Weight: 4.7 lbs
Dimensions: 8.7 x 6.9 x 3.2 inches
Protection Degree: IP32
Operating Temperature Range: -35°C~65°C(-31℉~149℉)


Safely: IEC62109
EMS: IEC61000, FCC sDoC
Rohs: YES

Do you have questions about the Lithium Battery Alternator Charger? Call us at 1-800-771-7702

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