20A 30A 40A DC MPPT Solar Panel Charger Controller Regulator 12V 24V

Description: This product adopts the most advanced MPPT control algorithm,which can quickly track the maximum power point of the photovoltaic array in any environment,so that it can obtain the maximum energy from the solar panel,significantly improving the energy utilization rate of the solar system.This machine has LCD and remote instrument(optional) dual display functon and the standard communication interface,convenient for users to expand the application,maximize to meet different monitoring needs.It can be used in the communication base station,home power supply system,traffic signal light,solar street light,solar street lamp,garden light system,etc. Features: 20A/30A/40A MPPT solar charge controller(Fan cooling) 12V/24V(auto detection);32V(setting) MPPT efficiency>99%,Peak conversion efficiency >98% DSP processors technology ensure high speed and performance Multi-stage charging mode Protection: PV array short circuit , PV reverse polarity , Battery reverse polarity , Over charging , Output short circuit Equalization charging function BTS function What's included:  1 x Solar Controller Charger Rated charge current 20A 30A 40A Input Solar panel input range 16.8V-60V(12V) 33.6V-60V(24V) 16.8V-75V(12V) 33.6V-75V(24V) 16.8V-100V(12V) 33.6V-100V(24V) System rated voltage 12/24V Auto recognized Maximum battery voltage 8V-32V Maximum input power 260W(12V) 520W (24V) 390W(12V) 780W (24V) 520W(12V) 1040W (24V) Output Rated Discharge Current 20A 20A 30A Battery type User default, Sealed, Flooded, GEL, LiFePO4, Li(NiCoMn)O2. Equalized charging voltage Maintenance-free lead-acid battery :14.6V, Duration: 2hours GEL:No;Lead-acid Flooded battery: 14.8V Absorption charging voltage Maintenance-free lead-acid battery :14.4V, Duration: 2hours GEL:14.2V ;Lead-acid Flooded battery: 14.6V Float charging voltage Maintenance-free lead-acid battery, GEL, lead-acid Flooded battery :13.8V Rated charge current 20A 30A 40A LVR Maintenance-free lead-acid battery, GEL, lead-acid Flooded battery : 12.6V LVD Maintenance-free lead-acid battery, GEL, lead-acid Flooded battery :10.8V Static loss ≤50mA HVD Lead acid battery 16V Light control voltage 5V/10V Temperature compensation coefficient -4mV/°C/2V(25°C) Discharge loop voltage drop -20°C~ +70 °C Operating temperature -20°C ~ +55 °C Storage temperature -30~ +80 °C Working humidity ≤90%, No condensation Protection class IP30 Grounded type Positive grounded Aperture for installation 中 5mm Delivery details Return Policy Contact us Payment Feedback Delivery details 1.Items are generally shipped out within 3  days after your payment has been cleared (Sat. & Sun. excluded.) 2.All items will be shipped to buyer's paypal address. Please check your paypal address before place the order. 3.We are not responsible for wrong or undeliverable address. We reserve the right to charge the shipping fee again for returned items due to wrong address. Return Policy 1.We provide 30 days return policy   for undamaged, unused and resalable products. Product is not eligible for refund after the 30-day refund period has expired. 2.Our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user's part. 3.For all returned products, Please contact us for the returning address. 4.In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will not be responsible for the postage of replacements. Refund will be made upon receipt of the returned item. Contact us 1.We are committed to your satisfaction after your purchase. If you are not satisfied with your purchase in any way , please give us an opportunity to try and make it right before leaving feedback. 2.We will answer your question within 1 working day. 3 .If you have any question before or after the payment,don't hesitate to contact us,we are happy to help. Payment We accept payment via PayPal, Visa, Mastercard, Apple Pay, Google Pay etc. Please pay the money within 7 days after the auction ended. Feedback 1.We really need your positive feedback and five stars. 2.On eBay, a NEUTRAL feedback rating is treated the same as a NEGATIVE feedback. Please do not leave negative or neutral feedback without contact us,please give us a chance to resolve the matter and satisfy you.

Returns Accepted for this item if it's within 30 Days