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Comparison · Power supplies

PTA-200W-12V or MP-U200S48

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: PTA-200W-12V (18 A vs. 5); Ripple: PTA-200W-12V (60 mV vs. 100); Efficiency: MP-U200S48 (88.4 % vs. 84).

ModelPTA-200W-12VPTA-200W-12V2025Read review →MP-U200S48MP-U200S482023Read review →
Power, W200200
Test current, A185
Ripple, mV60100
Efficiency, %8488.4
Review conclusionWith reservationsRecommended

Only in one review: Voltage 12 V (PTA-200W-12V); In test 216 W (PTA-200W-12V); Protection 5.3 A (MP-U200S48); Temperature rise 115 °C (PTA-200W-12V).

PTA-200W-12V: This budget supply handles about 216 W, but its rectifier and choke get hot, and low-frequency ripple is high.

MP-U200S48: A neatly built PSU with low ripple, though the author notes load-related voltage sag and odd behavior while cooling.

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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