/    Measurement database » Power supplies » 12 V 2 A power supply or Sanmim GPN30E-15
Support the project on Patreon


Comparison · Power supplies

12 V 2 A power supply or Sanmim GPN30E-15

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: Sanmim GPN30E-15 (80 mV vs. 230); Temperature rise: Sanmim GPN30E-15 (100 °C vs. 131).

Model12 V 2 A power supply12 V 2 A power supply2026Read review →Sanmim GPN30E-15Sanmim GPN30E-152023Read review →
Voltage, V1215
Current, A22
Ripple, mV23080
Temperature rise, °C131100
Review conclusionWith reservationsRecommended

Only in one review: Efficiency 82 % (Sanmim GPN30E-15); Price 6.76 $ (Sanmim GPN30E-15).

12 V 2 A power supply: Ripple is acceptable for a budget unit, but it overheats at 2 A; sustained use is better limited to 1.5 A.

Sanmim GPN30E-15: The supply remains stable at twice its rated load, but has cheap terminals and a hot output diode.

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.

Compare two modelsor

Similar comparisons

← All: power supplies