Description
Product Description
The EcoFlow 800W Alternator Charger is a high‑performance DC‑DC charging solution designed for mobile, marine and off‑grid electrical systems. With up to 800 W of charging power while driving, it enables fast replenishment of portable power stations, making it ideal for overland rigs, van conversions, RVs, and off‑grid work setups. In addition to its primary charge mode, this unit supports reverse‑charging of vehicle or house batteries and a dedicated battery‑maintenance mode — making it a multifunctional asset in your off‑grid system toolkit.
Designed with simplicity and installation flexibility in mind, it integrates seamlessly with EcoFlow power stations via XT150 (and optional XT60) cables. Built‑in GaN (Gallium Nitride) conversion technology ensures efficient, safe operation under demanding conditions.
For DIY installers and professional shops alike, the 800W Alternator Charger offers a robust solution: shorten driving‑charging intervals, protect starter and house batteries, and build a smarter mobile power system.
This product ships separately from EXPLORIST.life components. This product ships from EcoFlow’s warehouse.
Technical Specifications (click to expand)
- Model: EF-FC-301-1
- Net Weight: 5.1 lb (2.3 kg)
- Dimensions (W × D × H): 9.5 × 7.6 × 1.4 in (242 × 194 × 35 mm)
- Wi-Fi:
- Frequency: 2412–2472 MHz
- Max Output Power: <20 dBm
- Bluetooth:
- Frequency: 2402–2480 MHz
- Max Output Power: <10 dBm
- Charging Mode:
- Input: 11V–31V, 76A Max
- Output: 40V–60V, 800W Max
- Battery Maintenance Mode:
- Input: 40V–60V, 3A Max
- Output: 13.8V / 27.6V, 100W Max
- Reverse Charging Mode:
- Input: 40V–60V, 21A Max
- Output: 13.8V / 27.6V, 800W Max
- Fuse Rated Current: 125A
- Protection Features:
- Reverse polarity
- Overcurrent
- Short circuit
- Overvoltage
- Undervoltage
- Operating Temperature: –4℉ to 140℉ (–20℃ to 60℃)
- Storage Temperature: –22℉ to 158℉ (–30℃ to 70℃)
- Operating Humidity: ≤95%
- Storage Humidity: ≤95%
For additional Technical Specifications, please see:





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