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Comparison · Power supplies

LS-400W-12V or C400 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: In test: LS-400W-12V (410 W vs. 360); Test current: LS-400W-12V (35 A vs. 6); Temperature rise: LS-400W-12V (130 °C vs. 150).

ModelLS-400W-12VLS-400W-12V2025Read review →C400 power supplyC400 power supplyRuiDeng · 2023Read review →
Power, W400400
In test, W410360
Test current, A356
Temperature rise, °C130150
Review conclusionWith reservationsRecommended

Only in one review: Voltage 12 V (LS-400W-12V); Current 33 A (LS-400W-12V); Ripple 400 mV (LS-400W-12V); Efficiency 92 % (LS-400W-12V).

LS-400W-12V: Promising, but it runs hot above 32 A and its protection threshold is set incorrectly.

C400 power supply: The PSU handles 360 W confidently and pleased the author overall, but its fan is noisy and one transistor runs hot.

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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