Comparison · Power supplies

Ultra-compact 100 W, 12 V, 8.3 A power supply or 12 V 100 W power supply

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 (11 A vs. 7.2); Ripple: 12 V 100 W power supply (25 mV vs. 650); Temperature rise: Ultra-compact 100 W, 12 V, 8.3 A power supply (95 °C vs. 106).

Model	Ultra-compact 100 W, 12 V, 8.3 A power supply2026Read review →	12 V 100 W power supply2025Read review →
Voltage, V	12	12
Power, W	100	100
Test current, A	7.2	11
Ripple, mV	650	25
Protection, A	7.2	11
Temperature rise, °C	95	106
Review conclusion	With reservations	Recommended

Only in one review: Current 8.3 A (Ultra-compact 100 W, 12 V, 8.3 A power supply); Efficiency 89.5 % (Ultra-compact 100 W, 12 V, 8.3 A power supply); No load 0.05 W (Ultra-compact 100 W, 12 V, 8.3 A power supply); Weight 94 g (Ultra-compact 100 W, 12 V, 8.3 A power supply).

Ultra-compact 100 W, 12 V, 8.3 A power supply: Very compact and powerful for its size, but it falls short of 100 W and has large spike ripple.

12 V 100 W power supply: A very good supply with low ripple, correctly set protection, and acceptable temperatures.

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.