SMS Solar Charge Controller

SMS Solar Charge Controller

Features of SMS Solar Charge Controller:
(1) High converting efficiency higher than 97%
(2) Built-in MPPT tracker is equipped in the power inverter to optimize the power transformation
(3) Reversed current protection for preventing equipment damage
(4) Automatic battery temperature compensation for long-term reliability
(5) The solar charge controller is suitable for various types of batteries for the different charging modes
(6) Capable of connecting additional DC load for wider applications
(7) Three stage charge control system (bulk, absorption, and float mode) with temperature compensation
(8) LED indicators display charge status in real time
(9) Pulse Width Modulation (PWM) topology combined with a multi-stage charge control algorithm leads to superior charging and enhanced battery performance
QHU Electric Co.,Ltd. mainly supplies electric power supply related products like AC inverter or frequency inverter, AVR, UPS as well as transformer etc.; welcome to choose our products for electric power supply.

Technical Parameter of SMS Solar Charge Controller:

ModelSMS-40A
Rated voltage12/24 VDC
Rated charge current40A
Load current15A
Input voltage range15-55VDC
Max. PV open circuit 55VDC
array voltage
Typical idle consumptionAt idle < 10mA
Overload protection (DC load)2.0*Inom>5s 1.5*Inom>20s
1.25*Inom temperature controlled
Bulk charge14.6V (default)29.2V (default)
Floating charge13.4V (default)26.8V (default)
Equalization charge14.0V (default)28.0V (default)
Over charge disconnection14.8 V29.6 V
Over charge recovery13.6 V27.2 V
Over discharge disconnection10.8 V (default)21.6 V (default)
Over discharge reconnection12.3 V24.6 V
Temperature compensation-13.2 MV/℃ -26.4 MV/℃
Lead acid battery settingsAdjustable
NiCad battery settingsAdjustable
Load control modeLow Voltage Reconnect (LVR): Adjustable
Low Voltage Disconnect (LVD): Automatic disconnection
Reconnection: Includes warning flash before disconnect and reconnection.
Low voltage reconnect 12.0-14.0 VDC24.0-28.0 VDC
Low voltage disconnect10.5-12.5 VDC21.0-25.0 VDC
Ambient temperature0-40(full load) 40-60(de-rating)
AltitudeOperating 5000m , Non-Operating 16000m
Protection classIP21
Battery temperature sensorBTS-optional remote battery temperature sensor for increased charging precision

We are one of China main SMS solar charge controller manufacturers. Firstly, we want to express our heartfelt thanks for your browsing QHU Electric Co.,Ltd. website. We mainly provide voltage regulators and UPSs, especially offline UPS, power inverter, automatic voltage regulator, with reliable quality. Our products are CE certified and have gained a great popularity in Russia, Southeast Asia and Africa regions. We look forward to doing business with you! Thanks!

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