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Comparison · Power supplies

12 V 10 A power supply or 12 V 100 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 100 W power supply (45 mV vs. 50); Temperature rise: 12 V 100 W power supply (70 °C vs. 118).

Model12 V 10 A power supply12 V 10 A power supply2026Read review →12 V 100 W power supply12 V 100 W power supply2025Read review →
Current, A108.3
Ripple, mV5045
Protection, A10.610.4
Temperature rise, °C11870
Review conclusionWith reservationsRecommended

Only in one review: Test current 10.6 A (12 V 10 A power supply); Efficiency 85.5 % (12 V 100 W power supply); No load 0.5 W (12 V 100 W power supply).

12 V 10 A power supply: Ripple is very low, but components overheat during sustained 10 A operation; the author advises limiting it to 8–9 A.

12 V 100 W power supply: A good-quality supply of roughly 100–110 W, with low ripple and well-set protection.

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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