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Comparison · Power supplies

1203 or HLK-PM12

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: Ripple: HLK-PM12 (50 mV vs. 200).

Model120312032025Read review →HLK-PM12HLK-PM12Hi-Link · 2018Read review →
Voltage, V1212
Current, A30.25
Ripple, mV20050
Review conclusionWith reservationsRecommended

Only in one review: Power 3 W (HLK-PM12); Efficiency 85 % (1203); No load 0.45 W (1203); Temperature rise 55 °C (HLK-PM12); Price 2.32 $ (HLK-PM12).

1203: Generally decent, but its protection trips far above the rated current; the author suggests staying below 2.5 A for continuous use.

HLK-PM12: The author liked the supply: it was stable, survived an overload, and reached 55 °C at 400 mA.

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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