MT518 20A MPPT Solar Charge Controller with Bluetooth - 99.5% Efficiency for 12V/24V RV Systems
Advanced 20A MPPT solar charge controller featuring 99.5% tracking efficiency, built-in Bluetooth, and 5-stage charging for 7 battery types. Compact 180x110x70mm design with IP43 rating, supporting up to 280W @12V and 560W @24V systems. Ideal for RVs, campers, boats, and off-grid applications with 2-year warranty.
The MT518 RV MPPT Solar Charge Controller is an advanced wall-mounted controller designed specifically for recreational vehicle solar systems. This intelligent controller prevents battery overcharging and stops reverse current flow from batteries to solar panels during nighttime operation.
Utilizes Maximum Power Point Tracking with advanced algorithms achieving 99.5% tracking efficiency and 98% charging conversion efficiency.
Features comprehensive 5-stage charging technology with optimized charging curves for 7 battery types: AGM, GEL, WET, Calcium, LiFePO4, LTO, and LCO.
- True MPPT with >99.5% tracking efficiency
- High charge conversion efficiency ≥98%
- 12V/24V DC system auto-adaptation
- Common negative design for easy installation
- Large LCD + LED real-time display
- Built-in Bluetooth connectivity (no external dongle required)
- BMS wake-up function for lithium batteries
- IP43 splash-proof rating
| Parameter | Specification |
|---|---|
| Rated Current | 20A |
| Maximum Input Power | 280W @12V system, 560W @24V system |
| Maximum Input Voltage | 100V Voc |
| System Voltage | 12V/24V Auto-working |
| Dimensions | 180 × 110 × 70mm |
| Weight | 680g |
| IP Rating | IP43 |
| Warranty | 2 Years |
Ideal for various outdoor and mobile power applications:
- RV and motorhome solar power systems
- Camper solar charging systems
- Marine applications on boats
- Off-grid living and remote power systems
- 1 × RV Solar Charge Controller unit
- 1 × User Manual
- 1 × Mounting screws and brackets
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