Comparison · Power supplies

12 V 3 A power supply (adapter) or Raxfly charger (power supply), 5 V with a claimed current of 7.2 A

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: Ripple: 12 V 3 A power supply (adapter) (140 mV vs. 150); Temperature rise: 12 V 3 A power supply (adapter) (88 °C vs. 120).

Model	12 V 3 A power supply (adapter)2026Read review →	Raxfly charger (power supply), 5 V with a claimed current of 7.2 A2017Read review →
Voltage, V	12	5
Current, A	3	7.2
Power, W	36	36
Ripple, mV	140	150
Temperature rise, °C	88	120
Review conclusion	Recommended	Not recommended

Only in one review: In test 34.7 W (Raxfly charger (power supply), 5 V with a claimed current of 7.2 A); Efficiency 80 % (Raxfly charger (power supply), 5 V with a claimed current of 7.2 A); Price 11 $ (Raxfly charger (power supply), 5 V with a claimed current of 7.2 A).

12 V 3 A power supply (adapter): After the revisions, it handles 3.2 A without overheating, with acceptable safety and ripple.

Raxfly charger (power supply), 5 V with a claimed current of 7.2 A: It sustains only about 4.5 A; output current and power fall short of claims, and severe ripple appears after warming up.

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.