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Comparison · Power supplies

HCA-72 or 24 Volt 3 Amp 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: Test current: HCA-72 (6 A vs. 3.39); Ripple: 24 Volt 3 Amp power supply (50 mV vs. 380); Efficiency: 24 Volt 3 Amp power supply (86.4 % vs. 83.5); Temperature rise: 24 Volt 3 Amp power supply (85 °C vs. 111).

ModelHCA-72HCA-722025Read review →24 Volt 3 Amp power supply24 Volt 3 Amp power supply2018Read review →
Current, A63
Power, W7272
Test current, A63.39
Ripple, mV38050
Efficiency, %83.586.4
Protection, A63.39
Temperature rise, °C11185
Review conclusionWith reservationsWith reservations

Only in one review: Voltage 24 V (24 Volt 3 Amp power supply); In test 66.5 W (24 Volt 3 Amp power supply); Under load 17.7 V (24 Volt 3 Amp power supply); No load 1.4 W (24 Volt 3 Amp power supply).

HCA-72: Ripple is tolerable, but electrical safety is poor and sustained in-case output is no more than 60 W.

24 Volt 3 Amp power supply: The supply is well built and protected, but its ratings are overstated; continuous power is about 50 W.

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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