Comparison · Power supplies

12 V 8.3 A perforated power supply 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: 12 V 8.3 A perforated power supply (10 A vs. 8); Ripple: 12 V 8 A power supply (60 mV vs. 400); Temperature rise: 12 V 8 A power supply (90 °C vs. 92).

Model	12 V 8.3 A perforated power supply2026Read review →	12 V 8 A power supply2026Read review →
Voltage, V	12	12
Current, A	8.3	8
Power, W	100	100
Test current, A	10	8
Ripple, mV	400	60
Protection, A	12.5	8.5
Temperature rise, °C	92	90
Review conclusion	With reservations	Recommended

Only in one review: Efficiency 86.5 % (12 V 8.3 A perforated power supply); No load 0.65 W (12 V 8.3 A perforated power supply).

12 V 8.3 A perforated power supply: A decent conventional supply overall, though its protection threshold is high and ripple could be lower.

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.