Comparison · Power supplies

100 W, 12 V, 8.3 A power supply in metal case or 12 V 8 A 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: 100 W, 12 V, 8.3 A power supply in metal case (8.3 A vs. 8); Ripple: 12 V 8 A power supply (60 mV vs. 100); Temperature rise: 12 V 8 A power supply (90 °C vs. 136).

Model	100 W, 12 V, 8.3 A power supply in metal case2026Read review →	12 V 8 A power supply2026Read review →
Voltage, V	12	12
Current, A	8.3	8
Power, W	100	100
Test current, A	8.3	8
Ripple, mV	100	60
Protection, A	11.5	8.5
Temperature rise, °C	136	90
Review conclusion	With reservations	Recommended

Only in one review: Efficiency 84 % (100 W, 12 V, 8.3 A power supply in metal case); No load 0.5 W (100 W, 12 V, 8.3 A power supply in metal case).

100 W, 12 V, 8.3 A power supply in metal case: A budget model with sensible cost-cutting, but with concerns about heat, the case, and low-frequency ripple.

12 V 8 A power supply: It runs at 8 A without overheating and has low ripple; the author reports no concerns.

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.