#off-grid-solar
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MPPT vs PWM Charge Controllers for Homelab Solar
How MPPT and PWM controllers differ for continuous loads: harvest, array voltage limits, LiFePO4 charge profiles, wiring freedom, and when PWM still fits.
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Solar Batteries Not Charging: How to Diagnose It
A diagnostic order for an off-grid bank that stops accepting charge: BMS cutoffs, wrong profiles, array voltage, shading, voltage drop, and open protection.
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Solar Panels for a Homelab: How Many Do You Need?
Working out array wattage for a 24/7 homelab: daily energy first, then worst-month peak sun hours, derate factors, and why the answer is a range.
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Sizing an Off-Grid Solar System for Always-On Homelab Loads
How to size solar for continuous 24/7 equipment: start from the measured load, then the battery bank, then the array, charge controller and inverter.