Dual-Input MPPT Charger for 12V Systems - Optimized Solar and Alternator Charging

Overview

This versatile charger integrates cutting-edge MPPT technology with dual-input capabilities to efficiently charge 12V batteries using both solar panels and your vehicle’s alternator. It ensures dependable performance in varying light conditions and during vehicle operation, complete with selectable charging preferences, enhanced communication options, and built-in safety features for reliable, long-term use.

Benefits

• Maximize solar energy collection throughout the day, even in partially shaded areas, keeping your battery more consistently charged.
• Enjoy simultaneous charging from both the alternator and solar panels while on the move, minimizing reliance on shore power or generators.
• Preserve battery lifespan with optimized multi-stage charging profiles suitable for both lead-acid and lithium batteries.
• Experience automatic priority selection and easy monitoring via app or wired connections, reducing manual intervention.
• Safeguard your vehicle and battery systems with comprehensive safety protections to lower the risks of damage or downtime.

Features

• PowerCatcher MPPT algorithm with over 99% tracking efficiency to ensure maximum solar energy harvesting.
• Reliable MPPT functionality in shaded and fluctuating light conditions to maintain consistent charging.
• Supports buck MPPT topology for solar input and buck/boost regulation for alternator input, accommodating various source voltages.
• Allows dual-input charging, accepting both solar and alternator sources simultaneously or independently for versatile use.
• Compatible with traditional and smart alternators (12V/24V) for easy installation across a variety of vehicles.
• Customizable charging priority (solar or alternator) to align with your usage habits and preferences.
• Multi-stage charging system includes 3-stage for lead-acid and 2-stage for lithium batteries integrated with BMS.
• Built-in safeguards for over-temperature, overcharge, overcurrent, and reverse polarity scenarios.
• Multiple communication methods available: Bluetooth, RS485, CAN (RV-C), and TTL for real-time monitoring and configuration.

Specifications

• Max. Solar Input: 55 V DC / 50 A / 800 W (recommended)
• MPPT Voltage Range: 17–36 V DC
• Alternator Input: 12/24 V, 65 A max
• Battery System Voltage: 12 V (9–16 V range)
• Rated Charging Current: 50 A
• Efficiency: MPPT tracking >99%; conversion efficiency up to 96%
• Communication: Bluetooth, TTL, RS485, CAN (RV-C protocol)
• Protections: overcharge, overcurrent, over-temperature, reverse polarity
• Operating Temperature: -35°C to +65°C (-31°F to +149°F)
• Dimensions (W × D × H): 221 × 175.8 × 92.4 mm (8.70 × 6.92 × 3.64 in)
• Weight: 2.34 kg (5.16 lb)
• IP Rating: IP32