DiscoverEEVblogEEVblog 1691 – Uni-T UDP6731 360W Bench PSU REVIEW
EEVblog 1691 – Uni-T UDP6731 360W Bench PSU REVIEW

EEVblog 1691 – Uni-T UDP6731 360W Bench PSU REVIEW

Update: 2025-06-13
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The Uni-T UDP6700 series UDP6731 360W slimline Bench Lab Power Supply REVIEWED

https://instruments.uni-trend.com/products/dc-power-supplies/UDP6700

https://uni-trendus.com/products/udp6731-360w-basic-dc-switching-power-supply-80v-15a


00:00 – Uni-T UDP6731 PSU

01:30 – Beware of thermal stacking

02:55 – Teardown

07:35 – Sneaky fan

11:24 – Remember the Riden RD6006, also 350W

13:10 – Power up

16:04 – The display and UI

18:14 – Instantaneous knob

19:16 – Only 600 memory settings, meh.

20:10 – No ability to disable voltage sense, and some oddities.

23:22 – Accuracy spec

26:13 – What fan noise?

27:45 – Have I KILLED it?

28:46 – WTF is going on here?! Rigol or Uni-T problem?

32:05 – Did my Rigol Electronic Load survive?

33:03 – The Uni-T survivied a brutal oscillation test

33:47 – Ripple & Noise

35:36 – 2ohm load waveform

36:41 – Switch on and other waveform tests

40:31 – Remote software

44:00 – Lister mode tested

47:39 – Woah, this is a problem!

49:46 – Conclusion


Forum: https://www.eevblog.com/forum/blog/eevblog-1691-uni-t-udp6731-360w-bench-psu-review/



Hires photos:

Uni-T UDP6731 Power Supply Teardown

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EEVblog 1691 – Uni-T UDP6731 360W Bench PSU REVIEW

EEVblog 1691 – Uni-T UDP6731 360W Bench PSU REVIEW

David L. Jones