Comparison · Converters

XYS3580 or RBQ-31251

Two models side by side: measurements taken by the author in their reviews, and their conclusions. The better value in each row is highlighted.

In brief: Based on review measurements: Price: RBQ-31251 (2.81 $ vs. 13.9).

Model	XYS35802020Read review →	RBQ-31251Murata · 2018Read review →
Voltage, V	36	9.7
Current, A	5	40
Price, $	13.9	2.81
Review conclusion	Not recommended	Recommended

Only in one review: Power 80 W (XYS3580); In test 110 W (XYS3580); Test current 5.1 A (XYS3580); Under load 22 V (XYS3580); No load 2 W (XYS3580); Protection 5.2 A (XYS3580); Temperature rise 120 °C (XYS3580).

XYS3580: The converter overheats, has high ripple and low efficiency, and its screen periodically turns white.

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.