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Comparison · Power supplies

12 V 75 W power supply or 12 V 72 W 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: Ripple: 12 V 72 W power supply (120 mV vs. 170); Temperature rise: 12 V 75 W power supply (68 °C vs. 135).

Model12 V 75 W power supply12 V 75 W power supply2025Read review →12 V 72 W power supply12 V 72 W power supply2025Read review →
Voltage, V1212
Power, W7572
Ripple, mV170120
Temperature rise, °C68135
Review conclusionWith reservationsRecommended

Only in one review: Efficiency 85.5 % (12 V 75 W power supply); No load 0.1 W (12 V 75 W power supply); Price 7 $ (12 V 72 W power supply).

12 V 75 W power supply: Effectively the same as the 60 W model: ripple is fine, but heating is high at 75 W.

12 V 72 W power supply: A well-built compact PSU, but it overheats during sustained 6 A operation without airflow.

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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