SOLPERK
20W Solar Battery Trickle Charger
Historical Reference
This product is included for historical comparison and is not currently recommended for purchase.
High cutout voltage at 15.2V which seems too high. Poor impact resistance - ruined by tool drop test. Performed at 14.51 watts vs 20W rating. Includes adjustable mount bracket.
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I Had No Idea These Were So Good!
Project Farm
Jan 18, 2026
Ranked #10
3.2
"High cutout voltage at 15.2V which seems too high. Poor impact resistance - ruined by tool drop test. Performed at 14.51 watts vs 20W rating. Includes adjustable mount bracket."