PWM Programable LiFePO4 20a Solar Charge Controller

Pre-order - Released 7 June 2021
Not available for pickup. Special order item available on back order only. Imported product.

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Excludes DG or bulk items (flooded or large lead acid batteries, large panels and generators).

Fully programable LiFePO4 and Li-Ion solar charge regulator. Specifically suited to modern LiFePO4 and Li-Ion batteries. This unit can be programmed for a wide range of battery voltages and can operate with up[ t0 55v input.

Using the separately available programmer, user can set charging target voltage, charging recovery voltage, low voltage disconnect voltage and much more. These settings can only be changed using a sold seprate programmer.


Max Solar and Load Current: 20a
System Voltage: 12v or 24v
Charging Voltage Target: 10.0v-2.0v
Charging Voltage Recovery: 8.5v-31.8v
Low Voltage Disconnect: 8.0v-30.0v
Low Voltage Reconnect: 8.6v-31.0v
Day / Night Threshold: 3.0v-20.0v
Battery Types: Lithium Ion (Li-ion), Lithium Iron Phosphate (LiFePO4)
Max Solar Voltage: 55v
Max Battery Voltage: 40v
Self-Consumption: 10mA
Ambient Temperature: -35 to +60 Degrees C
Protection Degree: IP67

Product brochure / datasheet can be downloaded by clicking the PDF icon just below the main image.


Model # SMR20-N5-Li
12 Month Manufacturer Warranty

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