描述
The sun does not send an invoice. But without the right controller, most of its energy never reaches your batteries at all. The Harvester is a 60-amp Maximum Power Point Tracking controller, the kind of quiet infrastructure that decides whether a solar array is an investment or a hobby: it continuously hunts the voltage and current point where your panels produce the most power, and converts that window into usable charge instead of letting it dissipate as heat.
Engineered around a DSP core, the Harvester reaches a conversion efficiency of at least 98.1 percent with PV utilization above 99 percent, which means the difference between panels rated on paper and energy actually banked stays small. It auto-detects 12V, 24V, 36V and 48V battery banks, accepts solar arrays up to 160V open-circuit, and includes profiles for LiFePO4 and other lithium chemistries, so modern batteries charge to the right voltage curve instead of an outdated lead-acid default.
When one controller is not enough, up to twelve units operate in parallel, letting a system grow from a single campervan panel to a small homestead array without swapping hardware. Forced air cooling keeps the power stage stable under sustained load, and the LCD display makes state-of-charge, voltage and current visible at a glance instead of hiding them in an app.
This is not a charge controller. It is a financial instrument for people who collect sunlight.
Key Features
- ✦ True MPPT algorithm with conversion efficiency of 98.1% or higher
- ✦ Auto-detects 12V, 24V, 36V and 48V battery systems
- ✦ Accepts solar arrays up to 160V open-circuit voltage
- ✦ LiFePO4 and lithium battery profiles for modern chemistries
- ✦ Up to 12 units in parallel for expandable off-grid capacity
- ✦ Built-in DSP controller with intelligent MPPT tracking
- ✦ LCD display showing voltage, current and system status
- ✦ Forced air cooling for sustained high-load performance
Technical Specifications
- Type: MPPT Solar Charge Controller
- Rated Current: 60A
- System Voltage: 12V / 24V / 36V / 48V auto-detect
- Max PV Open-Circuit Voltage: 160V
- Conversion Efficiency: ≥98.1%
- PV Utilization: ≥99%
- Parallel Operation: Up to 12 units
- Display: LCD
- Battery Compatibility: LiFePO4, lithium, lead-acid profiles
- Cooling: Forced air cooling
Application Scenarios
The Harvester belongs wherever sunlight meets a battery bank: campervans and RVs where every amp decides how long the fridge runs, sailboats and fishing boats where charge must be banked during a short solar window, cabins and tiny homes running 12V or 24V lighting and pumps, and small off-grid homesteads that grow from one controller to a parallel stack as the array expands. It equally suits workshop solar workbenches and emergency backup systems that need to charge a 48V bank from panels without fuss.
Frequently Asked Questions
Q: What is the difference between MPPT and PWM controllers?
A: An MPPT controller tracks the panel's maximum power point and converts the excess voltage into charge current, typically recovering 20-30% more energy than a PWM controller in cold or cloudy conditions. The Harvester uses true MPPT with a DSP core for the full efficiency gain.
Q: Can it charge lithium and LiFePO4 batteries?
A: Yes. The Harvester includes battery profiles for LiFePO4 and other lithium chemistries, so it charges to the correct voltage curve rather than a generic lead-acid profile.
Q: What is the maximum solar input voltage?
A: The controller accepts up to 160V open-circuit voltage from the solar array. Always confirm your panel string voltage stays within this limit before wiring.
Q: How do I expand the system later?
A: Up to twelve Harvester units can be connected in parallel. This lets you add panels and battery capacity over time without replacing the existing controller.
Q: Does it work with a 12V or 48V system?
A: Both, and more. The controller auto-detects 12V, 24V, 36V and 48V battery banks, so the same unit adapts to the system you build.
Q: Is the LCD display easy to read outdoors?
A: Yes. The LCD shows charging current, battery voltage, PV voltage and system status in real time, readable in daylight and at night alike.
Q: Can I use it with a generator or grid charger in the same system?
A: Yes. The controller manages solar charging cleanly alongside other charge sources, and its battery profiles ensure all sources respect the same voltage setpoints, protecting the bank from overcharge.
Q: What protection does it offer for my battery bank?
A: The Harvester includes the standard protections you expect from a professional controller: overcharge, over-discharge, reverse polarity, short circuit, over-temperature and over-current protection, all handled by the built-in DSP.
Customer Reviews
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