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Comparison · Power supplies

36 W desktop power supply, 12 V 3 A or 12 V 3 A power supply (adapter)

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: 12 V 3 A power supply (adapter) (88 °C vs. 138).

Model36 W desktop power supply, 12 V 3 A36 W desktop power supply, 12 V 3 A2026Read review →12 V 3 A power supply (adapter)12 V 3 A power supply (adapter)2026Read review →
Voltage, V1212
Current, A33
Power, W3636
Temperature rise, °C13888
Review conclusionWith reservationsRecommended

Only in one review: Ripple 140 mV (12 V 3 A power supply (adapter)); No load 0.5 W (36 W desktop power supply, 12 V 3 A).

36 W desktop power supply, 12 V 3 A: It works for low-power, undemanding loads, but delivers less than rated, has noticeable ripple, and raises safety concerns.

12 V 3 A power supply (adapter): After the revisions, it handles 3.2 A without overheating, with acceptable safety and ripple.

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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