Comparison · Converters

Tyco ME005BK or Martek power, 48 V → ±12 V, 630 mA

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: Price: Martek power, 48 V → ±12 V, 630 mA (0.9 $ vs. 1.4).

Model	Tyco ME005BK2019Read review →	Martek power, 48 V → ±12 V, 630 mA2019Read review →
Voltage, V	12	12
Weight, g	24	16
Price, $	1.4	0.9
Review conclusion	Recommended	Recommended

Only in one review: No load 0.45 W (Tyco ME005BK); Temperature rise 85 °C (Martek power, 48 V → ±12 V, 630 mA).

Tyco ME005BK: Rated at 210 mA, it comfortably delivers 300 mA; the author considers the result quite good.

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.

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.