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Comparison · Power supplies

1205 or 19 V 3.42 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: 19 V 3.42 A power supply (5.4 A vs. 5); No load: 1205 (0.35 W vs. 2.2); Temperature rise: 1205 (125 °C vs. 130).

Model120512052025Read review →19 V 3.42 A power supply19 V 3.42 A power supply2022Read review →
Test current, A55.4
Ripple, mV300300
No load, W0.352.2
Protection, A5.55.4
Temperature rise, °C125130
Review conclusionWith reservationsWith reservations

Only in one review: Current 5 A (1205); Under load 12.04 V (1205); Efficiency 87 % (1205).

1205: Its performance is close to the 1204, but it runs hot under load; continuous current should be no more than 4 A.

19 V 3.42 A power supply: The cheap PSU works, but has high ripple, heat, and weak protection; the author modified it for lighter loads.

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.

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