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Comparison · Power supplies

12 V 300 W power supply or 60 V 300 W power supply, version two

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: 12 V 300 W power supply (26 A vs. 5.5); Ripple: 12 V 300 W power supply (130 mV vs. 350); No load: 12 V 300 W power supply (0.9 W vs. 1.4); Temperature rise: 12 V 300 W power supply (83 °C vs. 150).

Model12 V 300 W power supply12 V 300 W power supply2025Read review →60 V 300 W power supply, version two60 V 300 W power supply, version two2024Read review →
Voltage, V1260
Power, W300300
Test current, A265.5
Ripple, mV130350
No load, W0.91.4
Temperature rise, °C83150
Review conclusionNot recommendedRecommended

Only in one review: Under load 10.65 V (12 V 300 W power supply); Efficiency 87 % (60 V 300 W power supply, version two); Protection 28 A (12 V 300 W power supply); Weight 1100 g (12 V 300 W power supply).

12 V 300 W power supply: The claimed 300 W is not borne out: it is effectively a 200–250 W supply that enters protection when overheated.

60 V 300 W power supply, version two: Overall, the supply is decent, with low high-frequency ripple, though the author found and fixed several flaws.

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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