50W solar Panel Poly crystalline

 50w polycrystalline solar panels

Operating Voltage: 17.6 V
Working Current: 2.8A
Open circuit voltage: 21.6V
Short circuit current: 3.34A
Net weight: about 4.5KG
Size: There are size requirements Message Online customer service, usually the default spot size is 670 * 540 * 30MM, to 24V battery charging voltage can be customized with a period of 2-7 days. Urgent Message online customer service!

1) high conversion rate, high efficiency output;
2) Excellent low-light effects;
3) mining of high quality tempered glass transmittance;
4) process so beautiful and strong component of anti-snow, easy to install
5) technology within the framework of the water to avoid freezing and distortion; 

1,12V50AH 50W solar panel with battery how many hours can be filled? 

A: The more adequate sunlight, the issue about 50W / hour, according to the hourly calculation sunny 12V * 50AH / 50W = 12 hours.

2, if for 12V, 24V battery charging solar panel voltage is what like?

A: 12V with 18V battery charging solar panel, 24V battery with 36V solar panels charge.

3, the controller can not do, mainly to do what purposes?

A recommended use, the controller has a function to protect the battery, you can extend battery life, is part of the solar system indispensable.

4, size and voltage of the solar panels can be customized it?

A, can be customized, you need to contact customer service online if you provide size can do. Greater than the amount charged to 24V battery voltage needs can be customized in many ways.