DC to DC Charger MPPT 520W 40A On-Board Battery Charger Solar Panel Alternator Dual Input Smart Multi-Stage Charging for RVs Cars Home Backup Power

This DC to DC charger is ideal for RVs, cars, and home backup power, providing efficient charging solutions for various battery types.

• Supports solar panel input with built-in MPPT technology for optimized solar output.
• Emergency reverse charging feature allows for quick recovery if the starter battery is low.
• Compatible with LiFePO4, Lead Acid, GEL, AGM, and Calcium batteries.
• Offers four charging modes for versatile applications across different systems.
• Includes a cooling fan and multiple protection features for safe and reliable operation.

• Charging Modes: 12V to 12V, 12V to 24V, 24V to 12V, 24V to 24V
• Efficiency: Up to 94%
• Dimensions: Approximately [insert dimensions]

• 1 x DC to DC Charger
• 2 x DIP Switch Keys
• 1 x User Manual