(as of Sep 29,2023 05:56:13 UTC – Details)
The batteries will slowly leak after being stored for a period of time. And it will consume power for a long time, which will make the battery unchargeable. Therefore, we can use Topsolar 20W solar panel kits to charge and maintain the battery.
It is designed for a variety of off-grid applications including shed, cabin, gate opener, etc where 12V batteries are used as well as charge and maintain Cars, RVs, Boats, Trailer batteries.
20 watt 12 V mono solar panel 10 A PWM LCD display solar charger controller 6.5 ft extension cable with Battery Clips 6.5 ft extension cable with O-Ring Terminal U Shape Mount Tilt Rack
Portable back up power for battery maintaining for trickle charging
Maximum Power: 20W
Maximum System Voltage: 1000V DC
Optimum Operating Voltage (Vmp): 18V
Optimum Operating Current (Imp): 1.11A
Dimensions: 18.9 x 13.4 x 0.7 inch
Application Scope Courtyard lighting. Small household lighting system. Street lighting. Solar Gate opener. Water Pump in backyard, garden or fish pond. Portable solar power. Boat, marine, car, RV. All small power electrical devices & small PV system.
20 Watt Monocrystalline Solar Panel
Mounting holes and extension cable ready, easy to mount on wall wood or ground.
NOTE,Installation Manual and User Guide can be downloaded in the middle of listing page.
High efficiency monocrystalline cells
A grade mono solar cell, made for 12V batteries, high quality glasses, heavy duty for decades using.
PWM intelligent charge controller.
Auto 12V/24V PWM technology to maintain excellent charging efficiency.
Overcharge protection, over discharge protection, reverse protection.
Maximum Power at STC
10W 20W 30W 100W 20W
13.19*8.15*0.67 inch 18.9 x 13.4 x 0.7 inch 23.6 x 13.4 x 1 inch 46.5*21.8*1.37 inch 18.9 x 13.4 x 0.7 inch
Monocrystalline Monocrystalline Monocrystalline Monocrystalline Monocrystalline
Max charging current of Solar Charge Controller
10A 10A 10A 20A 10A
The 20 watt solar panel battery charger and maintainer, a basic off grid solar panel kit, ideal for a variety of DC applications. It can safely charge and maintain various 12V batteries such as Wet, Gel, MF, EFB and AGM.
It is also suitable for maintaining and charging the batteries in any car, motorcycle, boat, tractor, RVs, snowmobiles, trucks, shed, cabin, gate opener, etc. It can generate current to charge the batteries, prevent the loss current of the battery in storage or standby process.
Package includes 20 watts 12 Volt solar panel, U shape mount tilt rack bracket, 10A PWM solar charge controller, two 6.5ft cables with alligator clips and O-ring terminal for battery charging connection, easy to fix and install.
The solar panel is lightweight, easy to carry and install, made with high efficiency monocrystalline solar cells, heavy duty anodized aluminum frame, the corrosion-proof aluminum frame and tempered glass coating shield the panel from weathering and wear.
The product is equipped with a bracket that adjusts the mounting angle for better sunlight reception, it can be mounted on ground, wood or wall. With an 10A PWM intelligent charge controller, full protections prevent battery from overcharge and over discharge, over voltage, short circuit, etc.