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Comparison · Power supplies

24 V 3 A power supply or QS-72-12

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: Temperature rise: 24 V 3 A power supply (109 °C vs. 130).

Model24 V 3 A power supply24 V 3 A power supply2026Read review →QS-72-12QS-72-122026Read review →
Voltage, V2412
Current, A36
Power, W7272
Temperature rise, °C109130
Review conclusionRecommendedWith reservations

Only in one review: Ripple 200 mV (QS-72-12); Efficiency 87 % (QS-72-12); No load 0.5 W (QS-72-12).

24 V 3 A power supply: It handles its rated 3 A well, with low ripple and moderate temperatures; the transformer heats up at 3.5 A.

QS-72-12: Relatively decent, but the author says it is effectively the same 60 W supply, not a true 72 W model.

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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