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⚡Low Power Home Server

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🔇 Noise Planner

Calculate the combined noise level of your server build. Plan for quiet operation in living spaces.

Select Noise Sources

80mm Silent Fan

Low-speed 80mm

15 dB

1200 RPM

0

80mm Standard Fan

Standard 80mm

25 dB

2500 RPM

0

92mm Silent Fan

Low-speed 92mm

16 dB

1200 RPM

0

120mm Silent Fan

Noctua NF-A12x25 style

18 dB

800 RPM

0

120mm Standard Fan

Typical case fan

25 dB

1500 RPM

0

120mm High Speed

Performance fan

35 dB

2000 RPM

0

140mm Silent Fan

Low-speed 140mm

17 dB

600 RPM

0

140mm Standard Fan

Typical 140mm

23 dB

1200 RPM

0

🔊 Noise Analysis

Add noise sources to see analysis

📏 Noise Reference

  • Library whisper20 dB
  • Quiet bedroom30 dB
  • Refrigerator40 dB
  • Conversation60 dB

Related Guides

Silent Homelab Setup Guide

Create a whisper-quiet home server environment

Low Power NAS Building Guide

Build an energy-efficient NAS for 24/7 file storage

View all guides →

📊 Understanding Decibels

  • • +3 dB = perceived as ~1.25x louder (double power)
  • • +10 dB = perceived as 2x louder
  • • Two identical sources = +3 dB (not double)
  • • Distance doubles = -6 dB reduction

🔇 Quiet Build Tips

  • • Larger, slower fans move same air quieter
  • • SSDs are silent - HDDs are not
  • • Semi-passive PSUs are quiet at low loads
  • • Fanless systems = 0 dB always