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Comparison · Power supplies

24 V 3 A power supply or 24 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: Temperature rise: 24 V 72 W power supply (107 °C vs. 109).

Model24 V 3 A power supply24 V 3 A power supply2026Read review →24 V 72 W power supply24 V 72 W power supply2025Read review →
Voltage, V2424
Current, A33
Power, W7272
Temperature rise, °C109107
Review conclusionRecommendedRecommended

Only in one review: Ripple 80 mV (24 V 72 W power supply); Efficiency 92.5 % (24 V 72 W power supply); Price 7 $ (24 V 72 W power supply).

24 V 3 A power supply: It handles its rated 3 A well, with low ripple and moderate temperatures; the transformer heats up at 3.5 A.

24 V 72 W power supply: The 24 V version had lower ripple and sustained 4 A operation despite a 3 A rating.

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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