SolaMr 40A 100V MPPT Solar Charge Controller 12V/24V LCD Screen Solar Panel Controller with Dual USB Port for Gel Sealed Flooded and Lithium LiFePO4 (GM40A)

- [High-Efficiency MPPT Solar Charge Controller] -- Maximize your solar harvest with our GM-D series MPPT solar charge controller. Featuring industry-leading 99.9% MPPT tracking efficiency and 98% conversion efficiency, it charges up to 25% faster than conventional controllers. Automatically detects 12V/24V systems and supports five battery types, including LiFePO4. Built with a durable metal casing, dual cooling fans, and a clear LCD screen. Your reliable and efficient solar panel controller. - GM-D40 Model: Designed for higher power needs, this solar panel controller 12v delivers a 40A charge current with 100V max PV input, suitable for up to 480W (12V) or 960W (24V) arrays. Combines superior MPPT efficiency, customizable battery charging, robust protections, and dual USB outputs for demanding off-grid applications. - [True MPPT Technology, Zero Energy Waste] -- Harness every bit of sunlight with genuine MPPT technology. This solar charge controller uses high-power magnetic rings and capacitors to consistently operate at the peak power point. Compatible with Gel, Sealed, Flooded, and Lithium batteries, featuring a 0V lithium battery wake-up function. Offers robust protection with IP21 rating and TVS lightning protection. A smart and secure solar regulator for your system. - [Built for All Weather & occasions] -- This mppt solar charge controller operates in a wide temperature range from -10°C to +65°C (14°F to 149°F), handling both freezing winters and scorching summers with ease. Perfect for cabins, RVs, sheds, boats, and off-grid homes, this durable charge controllers for solar panels delivers stable power anywhere. Its robust build and full protection suite ensure year-round reliability for all your adventures and power needs. - [7-in-1 Protection for Complete Peace of Mind] -- Operate with confidence thanks to comprehensive safeguards. This charge controller provides Short-Circuit, Over-Discharge, Overcharge, Over-Current, Open-Circuit, Reverse Polarity, and Over-Temperature Protection, plus TVS lightning arrest. Combined with temperature compensation, it extends battery life. The solid metal housing ensures optimal heat dissipation for long-term reliability. - [User-Friendly Design with Clear Visual Display] -- Monitor your system at a glance. The integrated LCD clearly shows battery level, charging status, and any faults. Features two 5V/3A USB ports for charging phones and devices. Easy to install and ready to use, this solar charge controller 12v offers plug-and-play convenience for a seamless solar experience. - [Universal Battery Compatibility, One Controller for All] -- Simplify your setup with this versatile solar controller. It supports USER, GEL, SLD, and Li battery modes, allowing custom settings for Floating Voltage, Low Voltage Disconnect, and Recovery Voltage. Auto-detects 12V/24V system voltage. The ultimate, user-friendly solar panel charger controller for diverse energy storage needs. - [Professional support] -- Engineered for performance and durability. Our mppt solar charge controller handles instantaneous high-current startup for capacitive loads. The advanced digital power design, dual-fan cooling, and full suite of electronic protections ensure stable operation in various conditions, making it a trustworthy charge controllers for solar panels. We offer 24/7 online customer support to address any questions about charge controllers for solar panels usage.

Product description

3 Load Modes

Light and time control mode (1H~23H)：At sunset, the load starts working and works for n hours (n=1-23H), and stops working at sunrise

Normally closed mode (0H)：Keep load off

Normally open mode (24H)：Keep load on

Lithium battery voltage setting

1. Select the USE mode

2. Set voltage value