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. 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

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

    Which one is the best??

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