HQST 40 Amp PWM Negative-Ground Solar Charge Controller

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The HQST 40A PWM Charge Controller is the perfect addition to round off your solar setup. This intelligent and multi-functional battery controller integrates smart PWM charging and temperature compensation to increase battery life and improve system performance. This solar charge controller comes equipped with comprehensive self-diagnostics and electronic protection functions to prevent damage from installation mistakes or system faults. It features a backlit LCD for convenient system monitoring and can be used with 12V and 24V battery banks.

Key Features

  • This HQST Solar Charge Controller is a negative-ground charge controller, ensuring that negative connections are safe and compatible.
  • Features a backlit LCD for displaying system information and error codes, which also makes it easier for users to adjust settings or self-diagnose issues.
  • Backlit LCD displays system information and error codes, making it easier for users to adjust settings or self-diagnose issues.
  • Protection against: reverse polarity, battery short-circuit, over-current, overload, load short-circuit, and over-heating.
  • 5V 1A USB output can be used to charge mobile phones, tablets, and more.



Package Includes

  • One (1) HQST 40 Amp Negative-Ground Solar Charge Controller


HQST 40 Amp PWM Negative-Ground Solar Charge Controller 
Nominal System Voltage: 12V/24V Auto recognition Max. PV Input Power: 600W (12V), 1200W (24V)
Rated Charge Current: 40A Max. PV Input Voltage: 55 VDC
Operating Temperature: -13°F to +131°F Self Consumption: <22mA/12V, <16mA/24V
Terminals: Up to 8 AWG Enclosure: IP30
Dimensions: 6.54x4.66x2.1 In Weight: 1.55 lbs
Float Voltage: Sealed: 13.8V; Flooded: 13.8V; Gel: 13.8V; Lithium LI: N/A Temperature Compensation:-3mV/°C/2V

Warranty Information

Solar Panels:





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