Deepcool PN1200M ATX v3.1 PSU Review

Epilogue

The Deepcool PN200M uses CWT’s omnipresent CSZ platform, which doesn’t perform well in this configuration. The PSU scores last in my overall performance graphs. Deepcool didn’t use Japanese caps on the unit’s secondary side to restrict cost. However, this is not necessarily bad, given the results I have obtained so far in my capacitor evaluation tests. The provided cables and connectors are enough to cover most possible usage scenarios. At the same time, the unit’s cooling handles a Hong Hua fan, which is considered among the best choices for PSU cooling solutions.

As in the 1000W unit, Deepcool needs to fix this unit’s primary issue in the protection features section. The minor rails’ OCP triggering points are set sky-high, resulting in the death of my sample during the corresponding evaluation. There is no need for such OCP triggering points at 5V and 3.3V. That said, if you decide to offer such high amperage, you have to be sure that the VRMs can handle the load; otherwise, some users can break the unit by overloading the minor rails.

Deepcool must fix this unit’s primary issue in the protection features section. The minor rails’ OCP triggering points are set sky-high, resulting in the death of my sample during the corresponding evaluation. There is no need for such OCP triggering points at 5V and 3.3V, and if you decide to offer such high amperage, you have to be sure that the VRMs can handle the load.

At 149 dollars, the PN1200M is among the lowest-cost branded 1200W ATX v3.1 PSUs. I don’t know when it will hit the market since Deepcool only provided me the MSRP price, but once it does, it will offer a budget alternative to users who don’t want to pay a premium price for an ATX v3.1 PSU. To give you an idea of the prices of the competition:

  • Corsair RM1200x Shift: $230
  • ASUS TUF Gaming 1200W Gold: $209
  • be quiet! Straight Power 12-1200w: $200
  • Seasonic VERTEX GX-1200: $200
  • Thermaltake Toughpower GF A3 1200W: $170
  • NZXT C1200: $154
  • be quiet! Pure Performance Power 12 M 1200W: $150
  • Montech Titan Gold 1200W: $140

Given the above prices, the $149 price of the PN1200M doesn’t look so good since, for ten dollars less, you can get the Montech Titan Gold 1200, which uses a better-performing version of CWT’s CSZ platform. There is also the NZXT C1200 offered at a reasonable price, which has some minor modifications for better performance.

1200W ATX v3.x PSU reviews:

Before investing in a new power supply, read my Best ATX v3.x PSUs article to check all alternative PSU offerings. You help me a lot by using my affiliate links, which don’t increase the product’s price. I get a commission from Amazon every time you do it, which can make a difference for me, especially now that I am on my own, working exclusively for my media and not for someone else.

 

 

Pros:
  • Delivered full power at 47°C
  • ATX v3.1 and PCIe 5.1 ready
  • Silent operation
  • Good soldering quality
  • Low inrush currents
  • Conservatively set 12V OCP and OPP
  • Low standby power
  • Alternative Low Power Mode (ALPM) compatible
  • Fully modular
  • FDB Hong-Hua fan
  • Enough cables and connectors, including a high-power one (12+4 pin, 600W)
  • Ten-year warranty
Cons:
  • A lower MSRP would make the product more competitive
  • OCP triggering points need tuning on the minor rails
  • Not competitive overall performance
  • Average efficiency needs boosting
  • APFC converter needs tuning for higher PF readings
  • 12V rail’s voltage should be higher in the 200% load test
  • Loose overall load regulation
  • Lower than 17ms hold-up time
  • Low 5VSB efficiency
  • ATX cable should be 600mm long
  • Short distance (120mm) between peripheral connectors
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