Ecoflow Alternator Charger
The AltChg delivers unmatched convenience for mobile power users. Its turbocharger harnesses your vehicle’s alternator to fill EcoFlow power stations at up to 800 W—a significant leap over standard 12 V outletsecoflow.ie+9theverge.com+9eu.ecoflow.com+9. Beyond charging, it features battery maintainer and jump-starter modes, making it a true 3-in-1 solutionecoflowstore.co.nz+6solarpowersupply.ie+6photospecialist.co.uk+6.
Built with GaN technology and multiple safety protections, AltChg is engineered for reliable, safe performance in harsh environments. Monitor and control it seamlessly through the EcoFlow app—choose when it starts based on battery voltage, avoiding starter battery draintheverge.com+1reddit.com+1.
Perfect for vanlife, RV, or mobile work setups, AltChg lets you recharge while you drive, maintain battery health, or jump-start when needed—all in one compact unit.
Technical Specifications
| Specification | Details |
|---|---|
| Model | EF‑FC‑301‑1 |
| Output Power | 800 W max (40–60 V) |
| Input Range (Charge Mode) | 11–35 V, 76 A max |
| Battery Maintainer Output | 13.8 V/27.6 V, 100 W |
| Reverse Charging Output | 13.8 V/27.6 V, 800 W |
| Weight | ~2.3 kg (5.1 lb) |
| Dimensions | 242 × 194 × 35 mm (9.5 × 7.6 × 1.4 in) |
| Safety Protections | Reverse‑polarity, over-current, over/under‑voltage, short‑circuit |
| Connectivity | Wi‑Fi & Bluetooth |
| Operating Temp | –20 °C to 60 °C |
| Storage Temp | –30 °C to 70 °C |
| Warranty | 2 years |
Vention 1-Port USB-C GaN Charger 20W EU-Plug FEPB0-UK(Opens in a new browser tab)








