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Comparison · Power supplies

12 V 100 W power supply or HCF-100-12

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: Test current: 12 V 100 W power supply (13.3 A vs. 10); Ripple: HCF-100-12 (30 mV vs. 450); Temperature rise: HCF-100-12 (115 °C vs. 135).

Model12 V 100 W power supply12 V 100 W power supply2025Read review →HCF-100-12HCF-100-122026Read review →
Voltage, V1212
Current, A8.38.3
Power, W100100
Test current, A13.310
Ripple, mV45030
Protection, A13.310.5
Temperature rise, °C135115
Review conclusionWith reservationsWith reservations

12 V 100 W power supply: The board heated noticeably at 7 A in open air; the author thinks a potted enclosure may improve cooling.

HCF-100-12: Ripple is about 30 mV, but the transformer gets quite hot at full load.

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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