ZC826 or RBQ-31251

In brief: Based on review measurements: Price: RBQ-31251 (2.81 $ vs. 21.5).

Model	ZC826YZXstudio · 2019Read review →	RBQ-31251Murata · 2018Read review →
Voltage, V	20	9.7
Current, A	3	40
Price, $	21.5	2.81
Review conclusion	Recommended	Recommended

Only in one review: Power 60 W (ZC826); In test 80 W (ZC826); Test current 4.2 A (ZC826); Ripple 700 mV (ZC826); Protection 4.2 A (ZC826).

ZC826: A powerful, well-made board with broad protocol support and bidirectional operation, but it is expensive.

RBQ-31251: A genuine converter with a heatsink; the author estimates it can deliver 20–25 A without additional cooling.

Figures were taken from the review text and checked against the quoted passages. Measurement conditions differ between reviews, so read the reviews yourself before buying. Prices at the time of review.

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