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EcoFlow EFALTCHRG500W Alternator Charger

 

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EcoFlow
Part no EFAlternatorCharger500W-N
Ascent part no 805587
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The EcoFlow 500W Alternator Charger is designed for use with EcoFlow portable power stations, allowing fast charging from a vehicle's alternator. It serves as a fast charger, battery maintainer, and jump starter, optimising power replenishment during travel. It features multiple safety protections including undervoltage, overcurrent, reverse polarity, short circuit, overvoltage, and undervoltage protections. Its compact design allows clean, easy installation without modifications or marks to the vehicle. It supports input voltages from 11V to 31V and can output up to 500W max, making it ideal for RVs, SUVs, and utility vehicles.

Technical Specifications

Product NameEcoFlow 500W Alternator Charger
ManufacturerEcoFlow
Model NumberEFALTCHRG500W / EF-MS-H02-1
Product LineRiver Series
Product CategoryPower devices
GENERAL
ModelEF-MS-H02-1
Net WeightApproximately 1.6 kg (3.53 lbs)
Dimensions (W×D×H)242×194×35 mm (9.5×7.6×1.4 inches)
POWER INPUT
Voltage Input Range11V - 31V DC (supports 12V/24V systems)
Max Input Current45A
POWER OUTPUT
Output Voltage Range40V - 60V DC
Max Output Power500W
24V Output Max Power360W
CHARGING MODES
Battery Maintenance ModeInput 40V-60V up to 3A; Output 13.8V/27.6V up to 100W
Reverse Charging ModeInput 40V-60V up to 13.2A; Output 13.8V/27.6V up to 500W
SAFETY
Fuse Rated Current125A
Protection TypesReverse polarity, overcurrent, short circuit, overvoltage, undervoltage
WIRELESS
Wi-Fi Frequency2412MHz-2472MHz, Max output 18.22 dBm
Bluetooth Frequency2402MHz-2480MHz, Max output 7.89 dBm
ENVIRONMENT
Operating Temperature-20°C to 60°C (-4℉ to 140℉)
Storage Temperature-30°C to 70°C (-22℉ to 158℉)
Operating Humidity≤95%
Storage Humidity≤95%
Warranty InformationInformation Not found In Public results.
Overall SentimentGenerally positive, with praise for fast charging, reliable safety features, and ease of installation in the EcoFlow 500W Alternator Charger product line.

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EcoFlow
Part no EFAlternatorCharger500W-N
Ascent part no 805587
  • Free NZ deliveryNo hidden fees
  • 100% Kiwi owned34 years in business
  • Net Promoter Score 94Rated by our customers
Questions? (04) 802 3890


"Always fast delivery." Dwayne, 25 September 2026
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