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Renogy 12V 40A DC to DC Charger with MPPT & Solar Input - 670W Dual Charging Car Battery Chargers for RV Marine Camping Compatible with LiFePO4, Gel, Flooded, and Sealed Lead Acid Batteries

Renogy 12V 40A DC to DC Charger with MPPT & Solar Input - 670W Dual Charging Car Battery Chargers for RV Marine Camping Compatible with LiFePO4, Gel, Flooded, and Sealed Lead Acid Batteries

Q: What type of alternator is this DC to DC on board battery charger compatible with?

This battery charger is designed to work with both conventional and smart alternators.

Q: What types of battery does the charger support?

It's suitable for 12V Lithium, Gel, AGM, and Calcium batteries. This charger enables the batteries to reach a full 100% charge. Additionally, it has the capability to revive lithium batteries that have become discharged to a low voltage.

Q: How do l set the battery since there is no display screen?

To change the battery type, press and hold the SELECT button on the side of the battery charger. The LED lights corresponding to each battery type will illuminate in sequence, indicating the available options.

Q: If both solar power and the engine are available, can we prioritize using solar power to charge the battery?

Our product defaults to DC charging. To prioritize solar charging, simply press the SELECT button on the side.

Product ID: 664834117

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Details

Brand
Renogy
Color
Black
Product Dimensions
1.89"D x x
Item Weight
1.28 Kilograms
Output Voltage
12 Volts (DC)

⚡40A max charging current

🔋670W dual charging power

☀️MPPT solar input for max efficiency

Description

🔌 Power your adventure with smart, safe, and seamless charging!

4 STAGE ADAPTIVE CHARGING LOGIC - Smartly optimizes charging for LiFePO4, Gel, Flooded, and Sealed Lead Acid batteries, extending battery life and performance.
COMPREHENSIVE MULTI SOURCE PROTECTION - Built-in safeguards against reverse polarity, over-voltage, under-voltage, and overheating ensure worry-free power management.
USER FRIENDLY OPERATION WITH VISUAL ALERTS - One-touch battery type selection and LED error indicators make setup and monitoring effortless, even on the go.
CERTIFIED DURABILITY FOR EXTREME CONDITIONS - FCC, RoHS, CE, and SAA certified with a 2-year warranty—engineered to thrive from desert heat to marine cold.
DUAL CHARGING MODES FOR ULTIMATE FLEXIBILITY - Seamlessly switch between DC input and solar power to keep your batteries charged no matter where the road takes you.

The Renogy 12V 40A DC to DC Charger with MPPT solar input delivers up to 670W of dual-source charging power, compatible with multiple battery chemistries. Designed for RVs, marine, and off-grid use, it features adaptive 4-stage charging, comprehensive protection systems, and easy operation with visual alerts. Certified for safety and durability, it ensures reliable battery management in extreme environments.

Have a Question? See What Others Asked

What type of alternator is this DC to DC on board battery charger compatible with?

What types of battery does the charger support?

How do l set the battery since there is no display screen?

If both solar power and the engine are available, can we prioritize using solar power to charge the battery?

Common Questions

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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Fantastic experience overall. Will recommend to friends and family.

1 month ago

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