Features:

*Innovative MPPT Design: The solar controller employs advanced power tracking technology, a tracking efficiency of up to 99% and peak conversion efficiency of 98%, which optimizes energy collection from solar panels even in less than for IDEAL weather conditions.  

*Automatic Voltage Detection: This controller automatically identifies and adjusts to both 12V and 24V battery systems, making it versatile enough to work with various battery types including lead-acid, for AGM, gel, and lithium, thus enhancing its usability for ACROSS different solar setups.  

*4-Stage Charging Process: Featuring a comprehensive 4-stage charging algorithm (bulk charge, boost charge, float charge, and equalization), this device ensures fast and safe charging while significantly extending battery life and improving overall system performance.  

*Comprehensive Protection Mechanisms: Constructed with aluminum profiles for optimal heat dissipation, the solar controller includes built-in safety features such as overcharge, over-discharge, reverse polarity, short circuit, and overheating protection, safeguarding both the solar system and connected devices.  

*Dual USB Output: The controller is equipped with dual USB ports delivering 5V3A (max), enabling convenient charging of mobile devices such as phones and tablets, which adds to its functionality just battery management.  

Specifications:

*Part Name:Charging controller

*Material:aluminum

*Size:10A, 20A: 130*130*58mm

30A, 40A: 186*186*67mm

*Color:Orange, Black

Package Content:

1*Charging controller（10A,20A,30A,40A Optional ）

Note:

1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.

We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping address.

Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

It takes about 7-15 working days to Australia; about 10-30 working days to other countries. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via "Ask seller a question" . We will reply your email within 24 working hours.