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Comparison · Power supplies

LS-200W-24V or PTA-200W-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: Test current: PTA-200W-12V (18 A vs. 11.4); Ripple: PTA-200W-12V (60 mV vs. 150); Efficiency: LS-200W-24V (92 % vs. 84); Temperature rise: LS-200W-24V (90 °C vs. 115).

ModelLS-200W-24VLS-200W-24V2025Read review →PTA-200W-12VPTA-200W-12V2025Read review →
Voltage, V2412
Power, W200200
Test current, A11.418
Ripple, mV15060
Efficiency, %9284
Temperature rise, °C90115
Review conclusionRecommendedWith reservations

Only in one review: Current 8.3 A (LS-200W-24V); In test 216 W (PTA-200W-12V); Under load 23.652 V (LS-200W-24V); Protection 11.4 A (LS-200W-24V).

LS-200W-24V: Excellent build, low ripple and moderate heating; it handles loads above its rating confidently.

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

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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