Open Circuit Voltage (cov): 21V. Short circuit current (Isc): 6A. Temperate coefficient of isc: (010 +/- 0.01)% / C.Tempered coefficient of cov: - (0.38 +/- 0.01)% / C. Tempered power coefficient cov: -0.47% / C. Temperature range: -40 Cto + 80 C.
Solar panel: 18V 300W high efficiency solar panel. Please make sure the positive and negative terminals of this product are. Connected to the positive and negative terminals of the charged product before use. Please don't try to modify the PCB circuit unless you are a professional. And we are not responsible for such a result.Best working time: 9: 00-17: 00 (mainly for sunlight). Which is intended to extend the battery life and the use of emergency charging.
Choose other higher current products if you want faster charging speed. Please do not scratch the surface of the solar panel with a metal object. Please expose the solar panel to direct sunlight to ensure the best charging efficiency. Please do not place the charger on rainy days, or it will lead to short circuit. 18V 300W solar panel charger is built with Anti-flow resistance prevention, the backflow phenomenon will not occur.
The main function of this product is to charge car, motorcycle and motor boat batteries or most 12V lead and lithium batteries. The charging method is not only energy saving, maintains battery life, but is also suitable for outdoor work, travel or camping. 12 / 18V car, batteries and other devices. Connect the battery to the charge regulator-plus and minus.Connect the photovoltaic module to the regulator-plus and minus. Connect the consumer to the charge regulator-plus and minus. The reverse order applies when deinstalling! An improper sequence order can damage the controller! This is NEW Solar Controller , It can fully meet your home Photovoltaic system(including home lighting system)requirements.
It can recongize 12V and 24V Lead acid , Gel battery automatically. There are optional 20A model.
If your battery is 12V, the max solar panel input is 25V 240W. If your battery is 24V, the max solar panel input is 50V 480W. Big LCD display, all adjustable parameter.
Fully 4-stage PWM charge management. Build-in short-circuit protection, open-circuit protection, reverse protection, over-load protection. Dual mosfet Reverse current protection , low heat production. 100W/200W 300W solar panel system.The item "100W 200W 300W Solar Panel Flexible 20A Controller Solar Kits Boat PV Marine RV" is in sale since Tuesday, December 15, 2020. This item is in the category "Home & Garden\Home Improvement\Electrical Supplies\Alternative Energy Supplies\Solar Power Supplies\Solar Panels & Kits". The seller is "solarenergy2020" and is located in shenzhen. This item can be shipped worldwide.