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【Versatile Compatibility】 Compatible with various battery types: LiFePO4, Gel, Flooded, and Sealed Lead Acid. It features a 4-stage charging logic that adapts to different battery characteristics for safe and efficient charging
【Two Charging Options】 The Renogy 40A DC-DC MPPT battery charger offers two versatile charging modes to maximize efficiency. The charger defaults to DC input priority mode. It will automatically switch to the alternate charging mode when the input voltage in the primary mode falls below the default voltage. This ensures maximum efficiency in charging your battery whether you're on the road or parked
【Comprehensive Protection】 The Renogy 40A DC-DC MPPT charger incorporates comprehensive system protection, offering full safeguarding for solar, generator, and battery connections. It effectively handles reverse polarity, over-voltage, under-voltage, and over-temperature conditions, ensuring reliable and safe operation in all scenarios
IP68 Waterproof DCDC Charger suitable for various complex environments, and can be used on ship, yacht, trailer, camping.
DCDC Charger can charge your battery by connecting to the engine, allowing you to charge while driving.
DC to DC Charger comes with MPPT, which can directly use the solar panel to charger your battery.
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Upgraded Protection: This solar MPPT controller has integrated PV/battery reverse polarity, over-charge/discharge, over load/temperature, backfeeding(for nighttime use) and short circuit protection to secure safer operation.
Premium Energy Harvest: The maximum power point of multi wave peak will be rapidly captured, achieving conversion efficiency of up to 94%, higher than 75% of PWM solar controllers.
Multi-Stage Charging: With indicators to show real-time status of solar panel, load and battery, this MPPT controller is designed with a multi-stage algorithm to enhance battery’s performance and increase its lifespan.
Sturdy and Durable: With a robust tempered glass surface and a rugged aluminum alloy frame, this solar panel is weatherproof and designed for outdoor use. Its lifespan extends up to 25 years, and it operates in temperatures ranging from -40℉ to 185℉
Safety Controller: Equipped with an efficient charging controller, our solar panel system ensures your battery isn’t overcharged. The controller stops charging when the battery is full and resumes charging when voltage drops. Plus, it doesn’t drain battery power (IP67 waterproof)
Efficient Monocrystalline Solar Panel: Our 12V monocrystalline solar panel boasts higher conversion efficiency compared to polycrystalline and amorphous panels of the same size
Wide Compatibility: Compatible with multiple 12V batteries, including LiFePO4, Li - ion, AGM, Gel, SLA, EFB. Ideal for flat placement in yards, rooftops, or flat-roof vehicles, widely applicable to boat, RV, car, trailer, motorcycle, lawn mower, water pump, gate opener, tool sheds and more
Smart Charging Controller: Equipped with an intelligent MPPT controller featuring 6-stage protection. It automatically stops charging once the battery reaches 12V and resumes when the voltage drops, preventing overcharge or over-discharge and extending battery lifespan
Fast & Efficient Charging: Featuring high-efficiency monocrystalline cells and high-transparency tempered glass, this 50W 12V solar battery trickle charger maintainer ensures high conversion efficiency, faster charging speed, and quick battery replenishment
Upgrade Intelligent Charge Controller: Built-in internal protection system and smart fast charging Cooperate with Quality solar silicon material ensures high conversion and stable output the solar panel's energy conversion efficiency to 25-30%
Stronger & More Long-lasting: The 9W solar car battery charger adopts high-transparency glass, which is high-strength, impact-resistant, wind-snow-resistant low-iron tempered. This waterproof solar battery charger needs no additional maintenance
Smart Internal Protection System: From POWOXI technology Solar battery charger will not damage the battery and overcharge. The built-in smart protection system and blocking diode structure ensures no overvoltage and short circuit. Make charging safer
- Safe Charging Profile: Constant current and constant voltage algorithm for reliable single cell Li Ion charging with 4.2 V termination and up to 2 A charge current.
- Ready For Solar Input: Accepts nominal 6 V solar panels via 2 pin Compatible with JST plug for quick plug and play setup.
- Optimized MPPT Charging: Compatible with CN3791 controller to maximize solar panel power and improve charge efficiency for single cell 3.7 V Li Ion.
【Upgraded 3-Stage Charging】Upgraded 3-stage charging algorithm (bulk, absorption, float) allows charging the 12 volt battery more efficiently, ensures the battery is recharged safely and increases battery life and performance
【Free Maintenance】The solar charger stops charging when the battery is fully charged, and automatically resumes when the battery is discharged, totally free maintenance. A fully automatic, worry-free and intelligent 12V solar charger
Ultra-Smart MPPT Technology This 12V solar panel battery charger is made with SUNER POWER MPPT(Max Power Point Tracking) unique technology, innovative MPPT can provide high tracking efficiency of up to 99% and maximum conversion efficiency of 98%, improving about 20%-30% utilization rate compared to other competitors
SAE Universal Connector System - SAE output port converts to alligator clips, OBD-II, cigarette plug, and terminals. Securely connects to vehicles (cars/trucks) via windshield suction cups (4 included).
Dual-Stage Smart Charging (14.4V/13.6V) - Built-in controller delivers 14.4V bulk charge → 13.6V float maintenance. Automatically protects against over-voltage with chip protection circuit. Compatible with 12V lead-acid batteries.
24% High-Efficiency Monocrystalline Core - Premium monocrystalline solar cells achieve 22%-24% conversion efficiency (STC 1000W/m², 25°C) - 20% faster charging than polycrystalline panels. Weighs only 380g for portable installation.
MULTIPLE INTELLIGENT PROTECTION: Built-in overcurrent protection, short circuit protection, reverse connection protection, open circuit protection, all automatic recovery, no damage to the controller, a reliable protector for your devices. To protect the lifespan of your battery, once the voltage of the battery drops below 8V, the solar controller will turn off automatically.
FUNCTIONAL LCD SCREEN: Easy to install and operate, Intuitive LCD display that can clearly indicate the status and data is able to switch modes and parameter configuration. The level of complete power-off is adjustable, which can perfectly protect the lithium battery from over-discharge, suitable for home, industrial, commercial etc.
DUAL USB 30A SOLAR CHARGE CONTROLLER: Using innovative MPPT technology high tracking efficiency up to 99%; Please refer to the information if you are not familiar with Mppt technology: There are many kinds of MPPT technology, Our Solar Controller Mppt technology is to detect the maximum charging current, not the boost type or the automatic charging of the solar panel voltage.
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