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Comparison · Power supplies

12 V 120 W power supply or BP120B-D9-24C

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: Ripple: 12 V 120 W power supply (50 mV vs. 80); No load: 12 V 120 W power supply (0.5 W vs. 3.5); Temperature rise: 12 V 120 W power supply (66.5 °C vs. 125).

Model12 V 120 W power supply12 V 120 W power supply2025Read review →BP120B-D9-24CBP120B-D9-24COven · 2021Read review →
Voltage, V1224
Current, A105
Power, W120120
Ripple, mV5080
No load, W0.53.5
Temperature rise, °C66.5125
Review conclusionWith reservationsWith reservations

Only in one review: In test 140 W (BP120B-D9-24C); Efficiency 87 % (BP120B-D9-24C); Price 110 $ (BP120B-D9-24C).

12 V 120 W power supply: Low ripple, but in reality it is a 100–110 W unit rather than a full 120 W supply.

BP120B-D9-24C: It delivers its rated power and holds voltage accurately, but runs hot and is expensive.

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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