SparkFun Sunny Buddy - MPPT Solar Charger
Affiliate disclosure: Everything About Robotics may earn a commission from qualifying purchases through these links. SparkFun handles checkout, fulfillment and returns. Read our affiliate disclosure.
Charge a single-cell LiPo from a suitable solar source with the Sunny Buddy MPPT board. It tracks the photovoltaic source’s power point and directs charging to the battery. The load connects in parallel with the cell, while the default current setting and recommended input range define the starting electrical configuration.
Before you buy
Verify panel, battery and load compatibility; adjust charge current only according to the documented procedure.
SparkFun SKU: PRT-12885 · Category: Solar battery chargers
Check SparkFun for current price, stock, shipping and the exact included components.
Official product specifications and documentation
EAR summary based on supplier documentation; this is not a hands-on review. Product identity rechecked during the October 25, 2026 sprint. Current SparkFun Originals eligibility was verified with the supplier’s Original: Yes filter during the October 25, 2026 sprint. Affiliate eligibility remains subject to SparkFun's program terms.