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Comparison · Power supplies

12 V 24 W power supply or GFA20A-12

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: GFA20A-12 (35 mV vs. 250).

Model12 V 24 W power supply12 V 24 W power supply2025Read review →GFA20A-12GFA20A-12SANMIM · 2019Read review →
Voltage, V1212
Power, W2420
Ripple, mV25035
Review conclusionRecommendedRecommended

Only in one review: Current 1.7 A (GFA20A-12); In test 37 W (GFA20A-12); No load 0.2 W (GFA20A-12); Temperature rise 70 °C (GFA20A-12); Price 6.5 $ (GFA20A-12).

12 V 24 W power supply: The author liked it best for its low ripple, power headroom, and stable operation under sustained load.

GFA20A-12: The power supply showed ample power headroom, low heat and low ripple; the author recommends it.

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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