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Comparison · Power supplies

BBP-30 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. 1.75).

ModelBBP-30BBP-30Nikton-S · 2023Read review →SVEN SB-550 power supplySVEN SB-550 power supply2023Read review →
Test current, A1.753
Under load, V13.6525
Protection, A1.773.4
Review conclusionWith reservationsRecommended

Only in one review: Current 2 A (BBP-30); Temperature rise 103 °C (BBP-30).

BBP-30: The UPS was repaired, but falls short of its rated power, runs hot, and has charging and safety shortcomings.

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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