Comparison · Power supplies

HCA-100 or 24 V 100 W transformer

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: HCA-100 (9 A vs. 2); Temperature rise: 24 V 100 W transformer (55 °C vs. 110).

Model	HCA-1002025Read review →	24 V 100 W transformer2016Read review →
Current, A	8.3	4
Power, W	100	100
Test current, A	9	2
Temperature rise, °C	110	55
Review conclusion	Recommended	Recommended

Only in one review: Voltage 24 V (24 V 100 W transformer); In test 100 W (24 V 100 W transformer); Ripple 200 mV (HCA-100); Efficiency 89 % (HCA-100); Protection 9 A (HCA-100); Price 13 $ (24 V 100 W transformer).

HCA-100: High efficiency, low ripple and excellent voltage stability; recommended with practical output limited to 70–80 W.

24 V 100 W transformer: The transformer works normally and reaches at most 52–55°C at full power.

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.