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Comparison · Power supplies

12 V 150 W 12.5 A or PTA-150W-12V

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: PTA-150W-12V (70 mV vs. 600); Temperature rise: PTA-150W-12V (103 °C vs. 116).

Model12 V 150 W 12.5 A12 V 150 W 12.5 A2025Read review →PTA-150W-12VPTA-150W-12V2025Read review →
Voltage, V1212
Power, W150150
Ripple, mV60070
Temperature rise, °C116103
Review conclusionWith reservationsWith reservations

Only in one review: Current 12.5 A (12 V 150 W 12.5 A); Efficiency 84 % (PTA-150W-12V).

12 V 150 W 12.5 A: It is generally decent, but ripple is high at maximum load and input capacitance is too low for reduced mains voltage.

PTA-150W-12V: A budget PSU with acceptable temperature and efficiency, but high low-frequency ripple and insufficient input capacitance.

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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