DeepCool PN750M ATX v3.1 PSU Review

Load Regulation

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 4.399A 2A 1.97A 0.989A 75.001 86.344% 1104 26.7 40.22C 0.953
12.139V 4.999V 3.351V 5.056V 86.866 44.46C 114.84V
20% 9.812A 3.002A 2.956A 1.191A 149.931 90.035% 1107 26.7 40.87C 0.972
12.131V 4.997V 3.349V 5.039V 166.524 45.39C 114.81V
30% 15.579A 3.503A 3.451A 1.394A 224.929 90.997% 1111 26.7 41.05C 0.978
12.124V 4.996V 3.347V 5.024V 247.185 46.15C 114.79V
40% 21.361A 4.004A 3.946A 1.598A 300.014 90.995% 1115 26.7 41.92C 0.98
12.116V 4.995V 3.345V 5.008V 329.703 47.47C 114.76V
50% 26.750A 5.006A 4.934A 1.804A 374.395 90.777% 1121 26.8 42.38C 0.982
12.108V 4.994V 3.344V 4.991V 412.438 48.38C 114.74V
60% 32.191A 6.007A 5.924A 2A 449.272 90.277% 1130 27.0 42.95C 0.981
12.101V 4.994V 3.343V 4.973V 497.658 49.48C 114.71V
70% 37.639A 7.01A 6.916A 2.22A 524.259 89.495% 1550 37.2 43.02C 0.982
12.093V 4.993V 3.341V 4.955V 585.801 50.12C 114.68V
80% 43.162A 8.016A 7.91A 2.327A 599.466 88.64% 2109 45.2 43.73C 0.983
12.084V 4.989V 3.337V 4.942V 676.292 51.78C 114.66V
90% 49.026A 8.521A 8.395A 2.435A 674.497 87.88% 2329 47.7 44.80C 0.984
12.075V 4.988V 3.335V 4.929V 767.52 54.02C 114.63V
100% 54.695A 9.023A 8.907A 3.064A 749.728 87% 2327 47.6 45.94C 0.986
12.067V 4.987V 3.334V 4.897V 861.756 55.98C 114.6V
110% 60.240A 10.027A 9.992A 3.071A 824.754 85.956% 2329 47.7 46.79C 0.987
12.059V 4.986V 3.332V 4.885V 959.503 57.72C 114.57V
CL1 0.114A 13.246A 13.081A 0A 111.295 82.559% 1150 27.5 40.67C 0.968
12.134V 4.998V 3.34V 5.072V 134.811 46.15C 114.82V
CL2 0.114A 19.935A 0A 0A 101.339 80.357% 1159 27.7 41.48C 0.966
12.141V 5.014V 3.354V 5.079V 126.11 48.55C 114.84V
CL3 0.114A 0A 19.727A 0A 67.383 75.587% 1117 26.8 40.12C 0.955
12.140V 5.014V 3.346V 5.08V 89.145 49.14C 114.84V
CL4 62.062A 0A 0A 0A 749.547 88.06% 2333 47.8 45.46C 0.986
12.077V 5.005V 3.352V 5.012V 851.186 56.40C 114.61V

Load regulation is tight overall.

Ripple Suppression

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 25.5 mV 14.8 mV 17.4 mV 11.3 mV Pass
20% Load 25.9 mV 15.0 mV 18.0 mV 11.0 mV Pass
30% Load 25.5 mV 16.0 mV 21.6 mV 12.5 mV Pass
40% Load 25.0 mV 14.8 mV 18.8 mV 10.8 mV Pass
50% Load 22.1 mV 14.5 mV 19.2 mV 13.4 mV Pass
60% Load 21.5 mV 14.5 mV 18.8 mV 14.4 mV Pass
70% Load 20.8 mV 15.0 mV 18.9 mV 19.1 mV Pass
80% Load 20.9 mV 15.2 mV 19.4 mV 14.9 mV Pass
90% Load 20.9 mV 16.5 mV 20.3 mV 13.5 mV Pass
100% Load 31.4 mV 16.5 mV 23.2 mV 15.9 mV Pass
110% Load 32.7 mV 15.9 mV 24.5 mV 17.9 mV Pass
Crossload 1 38.6 mV 14.7 mV 23.3 mV 10.0 mV Pass
Crossload 2 26.2 mV 21.5 mV 24.9 mV 10.6 mV Pass
Crossload 3 25.6 mV 14.6 mV 21.7 mV 9.5 mV Pass
Crossload 4 29.9 mV 16.2 mV 21.3 mV 12.8 mV Pass

Ripple suppression is not the best in this category but is still satisfactory. Still, I would like to see below 20mV at 3.3V.

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3 thoughts on “DeepCool PN750M ATX v3.1 PSU Review

  1. Deepcool pn750m
    Superflower leadex III GOLD 650watt
    Seasonic CORE GM 650watt

    Which one is the best??

  2. This deepcool pn750m , modern but mediocre

    Or

    Superflower leadex 650 III gold… still atx 2.32 but good riple and soon?

    Please need advise

    The deepcool cheaper maybe 10 bucks in my country

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