New Improved Ra Version Available Soon 3 Amp Buck-Boost MPPT
New improved version coming soon - More power & performance with smaller size.
3 Amp output ( 43.2 Watts @ 14.4 Volts )
5 to 50 Watt STC Solar Panel
97% Power Conversion Efficiency
True MPPT Buck-Boost
10-30 volt input range
12 volt SLA, AGM, Deep Cycle, or Lithium Iron Phosphate
Low RF Noise - Spread Spectrum Modulation
Small 3D Printed Enclosure (approximately 4" x 2" x 1.1")
Digital, Advanced, 3 Amp Charge Controller that is now 97% Efficient and includes an LCD Display. Gets every last watt possible under all conditions with Maximum Power Tracking or MPPT, using 2 Digital Control Loops. Also acts as a panel optimizer.
Why Ra? The ancient Egyptians knew the power and the importance of the sun. They utilized the sun's power in their everyday life and it was such an integral part of their lives that they worshiped the Sun God Ra.
It's Fully Automatic - nothing to adjust, works with 20-50 Cell Solar Panels and an MPPT range of 10-30 Volts . Connects with Screw Terminals using #18 to #12 Wire.
2 Year Limited Warranty / 40+ Year Design Life
12 Volt Lithium Iron Phosphate or Lead-Acid Batteries.
Contact us for Volume Discounts 10+ units.