The 30A DC to DC Battery Charger with MPPT by Renogy features a compact, rectangular black design with icons and buttons on the front panel, all resting on a white background.

Diagram illustrating a dual DC input system using the 30A DC to DC Battery Charger with MPPT for solar and alternator charging in a vehicle. Features include a solar panel, charger, starter and house batteries, plus connections to the vehicles electrical system.

A 30A DC to DC Battery Charger with MPPT, featuring red and black cables, is next to a solar charge controller. The text reads: Compatible with Multiple Battery Types and Trickle charges the starting battery via solar panels if the service battery is fully charged.

A promotional image for Renogys 30A DC to DC Battery Charger with MPPT displays a battery on the left connected by a 118 ft cable to the charge controller on the right, with text focusing on temperature and voltage compensation for enhanced battery life and performance.

Renogy

30A DC to DC Battery Charger with MPPT

Original price was: AED 1,025.00.Current price is: AED 820.00. + VAT: AED 861.00

In stock

Designed to give you options, the Renogy 30A Dual-Input DC-to-DC MPPT On-Board Battery Charger can charge a service battery in two different ways. The multi-stage charger can utilize connected solar panels or an alternator linked to a starting battery. While your vehicle’s alternator prioritizes your starting battery, this unit will allow your solar system to charge your service battery first!

Key Specification

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Product Description

The DC to DC MPPT charger UAE adventurers trust is built for serious off-grid performance. Whether you’re powering a dual battery system in a 4×4, campervan, or overlanding rig, this Renogy charger ensures efficient, safe charging from both your alternator and solar panels.

FAQ

Dual Input Charging from Alternator & Solar

This compact charger pulls energy from both your vehicle’s alternator and solar panels—delivering a consistent charge to your service battery. The built-in MPPT technology optimizes solar input, ensuring you squeeze out every watt even under UAE sun conditions.

Multi-Stage Smart Charging

Equipped with a 3-phase charging profile (Bulk, Boost, and Float), the system charges your battery bank to 100% with precision. It automatically adjusts based on your battery chemistry—AGM, Flooded, Gel, or Lithium—so you don’t have to worry about overcharging or underperformance.

Reliable for UAE Overlanding Conditions

The rugged design handles heat, vibration, and dust with ease—ideal for vehicles exploring Liwa, Rub Al Khali, or off-grid mountain routes in the UAE. Its built-in protections include over-voltage, overheating, reverse polarity, and battery isolation for total peace of mind.

Smart Monitoring with Bluetooth (Optional)

Pair the charger with the Renogy BT-2 Bluetooth Module and the free DC Home App (available on iOS & Android) to monitor voltage, amps, temperature, and system status right from your smartphone—perfect for modern off-grid setups.

Compact & Easy to Install

The charger’s small footprint and tough exterior make it perfect for tight engine bays or interior installs. With compatibility for smart alternators and built-in VSR, installation is simplified whether you’re upgrading or starting from scratch.

Additional information

Features

Designed to charge service batteries from two DC inputs—solar panels and alternator .
Built-in Maximum Power Point Tracking (MPPT) to maximize the solar power.
3-phase charging profile (Bulk, Boost, and Float) ensures your service battery will be accurately charged at the correct voltage levels to 100%.
Built-in Voltage Sensitive Relay (VSR) for easy setup with traditional alternators.
Compatible with smart alternators (with variable output voltage).
Trickle charges the starting battery via solar panels if the service battery is fully charged.
Isolation of the starting battery and the service battery.
Temperature and voltage compensation features prolong battery life and improve system performance.
Smart Protection Features: battery isolation, over-voltage protection, battery temperature protection, over-current protection, overheat protection, reverse current protection, solar panel and alternator reverse polarity protection.
Compatible with multiple battery types: AGM, GEL, Flooded, and Lithium.
Compact with a sturdy design, it was built tough for all conditions.
Bluetooth Monitoring Ready! Exclusively available with the BT-2 Bluetooth Module accessory and Renogy DC Home App available on the IOS and Google Play Stores.

Frequently Asked Questions – DC to DC MPPT Charger UAE

1. Can I use the Renogy DC-to-DC MPPT Charger with solar and my vehicle’s alternator at the same time?

Yes, this charger is designed to support dual DC inputs—solar panels and your vehicle’s alternator. It intelligently prioritizes input sources to ensure fast and efficient charging for off-grid or overlanding use in the UAE and beyond.

2. What types of batteries are compatible with this charger?

The Renogy charger supports Flooded, Gel, AGM, and Lithium (LiFePO4) batteries. Its smart 3-phase charging profile (Bulk, Boost, Float) ensures accurate voltage delivery based on battery type and condition.

3. How does the MPPT function help when charging with solar panels?

The built-in Maximum Power Point Tracking (MPPT) technology maximizes solar efficiency by extracting the highest possible charge from your solar panels—even under low sunlight or partial shade, ideal for UAE desert environments.

4. Can I monitor the charger with my smartphone?

Yes! Pair it with the Renogy BT-2 Bluetooth Module and use the Renogy DC Home App (available on Android and iOS) to monitor charging status, battery health, and system performance directly from your phone.

5. Is the Renogy MPPT charger safe to use in hot UAE temperatures?

Absolutely. It’s built for tough environments and includes multiple smart protection features like overheat protection, voltage compensation, and temperature sensors to ensure safe performance even in extreme conditions.