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Comparison · Power supplies

QS-48-12 or 24 V 2 A power supply

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: QS-48-12 (115 °C vs. 125).

ModelQS-48-12QS-48-122026Read review →24 V 2 A power supply24 V 2 A power supplyJentec Technology · 2018Read review →
Voltage, V1224
Current, A42
Power, W4848
Temperature rise, °C115125
Review conclusionNot recommendedWith reservations

Only in one review: Ripple 300 mV (QS-48-12); Efficiency 85 % (QS-48-12); No load 0.55 W (QS-48-12).

QS-48-12: It falls short of 48 W: the transformer overheats, and the author considers it closer to a 36 W model.

24 V 2 A power supply: It regulates well with low ripple, but overheats at its advertised load.

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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