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Comparison · Power supplies

36 W, 12 V 3 A power supply or SVEN SB-550 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: Test current: SVEN SB-550 power supply (3 A vs. 2.5).

Model36 W, 12 V 3 A power supply36 W, 12 V 3 A power supply2026Read review →SVEN SB-550 power supplySVEN SB-550 power supply2023Read review →
Test current, A2.53
Protection, A3.73.4
Review conclusionWith reservationsRecommended

Only in one review: Voltage 12 V (36 W, 12 V 3 A power supply); Current 3 A (36 W, 12 V 3 A power supply); Power 36 W (36 W, 12 V 3 A power supply); Under load 25 V (SVEN SB-550 power supply); Ripple 600 mV (36 W, 12 V 3 A power supply); No load 0.5 W (36 W, 12 V 3 A power supply); Temperature rise 138 °C (36 W, 12 V 3 A power supply).

36 W, 12 V 3 A power supply: Works for low-power, undemanding loads, but the author says he would not buy it himself.

SVEN SB-550 power supply: The supply was repaired with an NCP1251 in place of the original controller and passed extended tests up to 2.5 A.

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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