40 Amp MPPT Solar Charge Controller

$159.99 Regular price $209.99

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  • Automatically detects 12V or 24V DC system voltages. 
  • Compatible with various deep cycle battery options: Sealed, Gel, Flooded, and Lithium.
  • Innovative MPPT technology with high tracking efficiency up to 99% and peak conversion efficiency of 98%.
  • Electronic protection against reverse polarity, overcharging, over-discharging, overload, short-circuiting, and reverse current.
  • LCD screen and multiple LED indicators for displaying system operation information, customizable parameters, and error codes.
  • Features diverse load control; also capable of charging over-discharged lithium batteries.
  • Die-cast aluminum design allows for efficient heat dissipation.
  • RS232 port to communicate with BT-1 Bluetooth module.

Tech Specs


Rated Battery Current: 40A 
Rated Load Current:  20A 
Max. PV Input Short Current:  50A 
Max. Battery Voltage:  32V
Max Solar Input Voltage:  100VDC 
Charge circuit voltage drop: ≤ 0.26V
Discharge Circuit Voltage drop: ≤ 0.15V 
Working Temperature: -35°C to +45°C
Max Terminal Size: 8AWG 
Rated Load Current:  10% to 90% NC
Overall Dimension:  9.37 x 6.81 x 2.85 in 
Net Weight: 4.41 lb

User Manual

MPPT Solar Charge Controller
40 Amp MPPT Solar Charge Controller

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