ROCKSOLAR 40A MPPT Solar Charge Controller

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ROCKSOLAR 40A MPPT Solar Charge Controller What's included: Controller, user manual Key specs: Rated charge current: 40A | Max PV input: 100V DC Max PV power: 520W (12V system) / 1 ,040W (24V system) MPPT tracking efficiency: 99.5% Battery voltage range: 8–32V | Auto 12V/24V detection Protection rating: IP30 Battery compatibility: Lithium and lead-acid (AGM, gel, flooded, sealed) Built for: Mid-size off-grid solar systems, RVs, cabins, boats, backup power setups with larger panel arrays Key features: 99.5% MPPT efficiency = maximizes power harvest from your panels 3-stage charging (bulk, absorption, float) = extends battery life Higher 100V PV input (vs. 75V on the 20A/30A models) = supports longer panel strings, more wiring flexibility Light control voltage = automate lighting loads based on battery/solar state Show more