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Comparison · Power supplies

12 V 100 W power supply or HCA-100L

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 (9 A vs. 8); Temperature rise: HCA-100L (112 °C vs. 128).

Model12 V 100 W power supply12 V 100 W power supply2026Read review →HCA-100LHCA-100L2025Read review →
Current, A8.338.3
Power, W100100
Test current, A98
Protection, A9.38.3
Temperature rise, °C128112
Review conclusionWith reservationsRecommended

Only in one review: Voltage 12 V (12 V 100 W power supply); Ripple 400 mV (12 V 100 W power supply); Efficiency 89 % (12 V 100 W power supply).

12 V 100 W power supply: Efficiency is about 89%, but the output rectifier transistor overheats under heavy load.

HCA-100L: Much like its counterpart, it has high efficiency and stability, but practical sustained output is about 70–80 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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