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Comparison · Power supplies

24 V 72 W power supply or SANMIM GPT70A-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: SANMIM GPT70A-12 (60 mV vs. 80); Efficiency: 24 V 72 W power supply (92.5 % vs. 87); Temperature rise: SANMIM GPT70A-12 (100 °C vs. 107).

Model24 V 72 W power supply24 V 72 W power supply2025Read review →SANMIM GPT70A-12SANMIM GPT70A-122019Read review →
Voltage, V2412
Power, W7270
Ripple, mV8060
Efficiency, %92.587
Temperature rise, °C107100
Review conclusionRecommendedRecommended

Only in one review: Current 3 A (24 V 72 W power supply); In test 100 W (24 V 72 W power supply); Test current 8.6 A (SANMIM GPT70A-12); No load 1 W (SANMIM GPT70A-12); Protection 8.6 A (SANMIM GPT70A-12); Price 7 $ (24 V 72 W power supply).

24 V 72 W power supply: It reached almost 92.5% efficiency and ran steadily at 4 A; the author especially likes this version.

SANMIM GPT70A-12: A well-built supply with good protection and low ripple, but comparatively low efficiency and higher heat.

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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