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Comparison · Power supplies

LS-300W-12V or CTG-300W-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: LS-300W-12V (25 A vs. 21.5); Temperature rise: LS-300W-12V (95 °C vs. 105).

ModelLS-300W-12VLS-300W-12V2025Read review →CTG-300W-12VCTG-300W-12V2025Read review →
Voltage, V1212
Current, A2525
Power, W300300
Test current, A2521.5
Under load, V11.8112.216
Ripple, mV300300
Temperature rise, °C95105
Review conclusionRecommendedWith reservations

Only in one review: Efficiency 91 % (LS-300W-12V); Protection 25.5 A (LS-300W-12V).

LS-300W-12V: An excellent PSU: its ratings are borne out, with normal temperatures and ripple.

CTG-300W-12V: It is effectively suited to about 230–250 W; the small input capacitor and higher ripple detract from it.

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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