Zalman ZM1000-HP Plus 1000W

  • Zalman ZM1000-HP Plus 1000W
Browse 3 reviews so far
  • Excellent:
  • Good:
  • Average:
  • Bad:


  • Silent operation even at full load and with >50°C, Good efficiency, Tight 5V & 12 V voltage regulation, Excellent performance of 12V in Advanced Transient Response tests, Great ripple/noise suppresion at 3.3V and quite good at 12V, Supports up to thr
  • Solid and stable, Very quiet, Modular, Decent warranty, 80PLUS Silver rated efficiency.


  • High price, 3.3V failed in both Advanced Transient Response tests, Loose voltage regulation at 3.3V, Mediocre efficiency at Moderate performance in TurnOn Transient tests, Long, might not fit all cases, Lacks a second EPS connector, We would like to see s
  • Expensive (but competitively priced), Japanese capacitors only in part of the unit

Expert reviews and ratings

By techPowerUp! on 83

In my opinion the Zalman ZM1000-HP Plus is overpriced for what it offers. It may emit low fan noise even at full load and with very high ambient but its performance is far from perfect. Especially the loose voltage regulation at 3.3V and failure of...

By PCPer on

Zalman has successfully added another high-quality power supply to their line up. The ZM1000-HP Plus 1,000W power supply’s voltage regulation, line regulation and cross-loading regulation are all very good. The AC ripple noise suppression is...

By ThinkComputers on 90

The Zalman ZM1000-HP Plus is a mighty fine PSU. Its 80PLUS Silver and SLI certification, plus the dual heatpipe cooling system and excellent connectivity. I would have liked to see Japanese capacitors throughout the whole unit, though, and not just...