Comparison · Converters

Martek power, 48 V → ±12 V, 630 mA or MT3608

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: Temperature rise: MT3608 (70 °C vs. 85); Price: MT3608 (0.6 $ vs. 0.9).

Model	Martek power, 48 V → ±12 V, 630 mA2019Read review →	MT36082015Read review →
Voltage, V	12	28
Temperature rise, °C	85	70
Price, $	0.9	0.6
Review conclusion	Recommended	With reservations

Only in one review: Current 2 A (MT3608); Test current 2 A (MT3608); Under load 3 V (MT3608); Weight 16 g (Martek power, 48 V → ±12 V, 630 mA).

Martek power, 48 V → ±12 V, 630 mA: It delivers up to 800 mA, but voltages shift substantially under unbalanced load; overall, the author is satisfied.

MT3608: The original board has poor layout and high ripple, but works better after modification.

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.