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Comparison · Power supplies

QS-60-12 or Meanwell AD-55A

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: Test current: QS-60-12 (6.5 A vs. 6.3).

ModelQS-60-12QS-60-122026Read review →Meanwell AD-55AMeanwell AD-55A2023Read review →
Voltage, V1213.8
Current, A53.5
Power, W6055
Test current, A6.56.3
Protection, A6.56.4
Review conclusionWith reservationsNot recommended

Only in one review: In test 85 W (Meanwell AD-55A); Under load 11.15 V (QS-60-12); Ripple 200 mV (QS-60-12); Efficiency 87 % (QS-60-12); No load 0.5 W (QS-60-12); Temperature rise 108 °C (QS-60-12).

QS-60-12: Fairly decent, but in practice it is at most a 60 W unit, possibly around 50 W.

Meanwell AD-55A: The stock charging circuit is very poor; after modification, charging is stable and output power rises to 85 W.

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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