Auto PWM Solar Charge Controller 12V/24V/48V 80A/100A off-Grid

Specification parameters

Berryville  have been focusing on energy conservation and environmental protection industry, from solar hot water system to solar power generation system, for families, schools, hospitals, factories and others provide all-round energy saving and emission reduction solutions, as well as high-quality and reliable products and optimized system configuration. We offer OEM, ODM and advanced customization services to meet various needs from different clients. Our products have passed UL,CE, IEC, ROHS, SONCAP, SASO,PVOC and other certifications  .   Berryville has a professional technical team and strictly selected suppliers of high-quality components. They are the valuable wealth of the company and the reliable support of our high-quality system.We hope that our solar energy system can enter all the places that need us in families, farms, factories and so on all over the world. No doubt  Berryville  is  your best are reliable business partner!
 

Q1: Are you a manufacturer or a trading company?
A1: We are a factory more than 20years experience to provide good quality with competitive price.

Q2:How about the delivery time?
A2:Ready sample;7 working days for bulk order after your deposit is confirmed.

Q3:Can you print my logo on the batteries?
A3:Yes, OEM is accepted.

Q4:How many years can be use for battery?
A4:Design life 8-10 years under proper use

Q5:What's the DOD of your battery?
A5:Depend on how deep you use, when power discharge to 20%, 1200 cycle times; when to 50% --800 cycle times; when to 80% ---500 cycle times

Q6:Is it 10HR or 20HR?
A6:4AH to 17AH battery: 20HR, 24AH to 250AH battery: 10HR

Q7: Do you have any certifications for your product?
A7: Yes, CE, UL,RoHS,ISO,MSDS, CNS

Q8: If battery damage,how will you solve the problem?
A8:If there is problem happened , we will gather all the picture and according to your using condition to find out what cause this problem. If it is producing problem, we will replace you the new one in the next shipment.

Q9:What are the price terms can you offer for us?
A9:We accept EXW,FOB,CIF and so on