Noise level measured form 7 meters using the (A) scale.
Model Noise Level dB(A)
Industrial Models
EB3000CK2A 68
EB4000XAT 71
EB5000XK3AT 72
EB6500XK3AT 75
EB10000AH 76
Economy Models
EP2500X1AH 69
EG4000CLAT 72
EG5000CLAT 73
EG6500CLAT 74
Deluxe Models
EM4000SX 71
EM5000SXK3 72
EM6500SXK2 73
Inverter Models
EU1000iK1A 53* - 59
EU2000i1A1 53* - 59
EU2000i1A3 53* - 59
EU2000iANF 53* - 59
EU3000iHAN 57* - 65
EU3000iS1A
 49* - 58
EU6500is1A
 52* - 60
*With Eco-Throttle On  
 
dB
140   - Threshold of pain
  - Siren at 100 feet
130 - Jet plane at 50 feet
    ..
120 - Auto horn at 3 feet or Rock & Roll bar
     
110 - Chain Saw
     
100 - Heavy city traffic
  - Rotary mower
90    
     
80 - Inside a car at 50 m.p.h. or inside a busy office
     
70 - Vacuum cleaner
     
60 - Normal speech
     
50 - Private office
  - Living room, suburban area
40  

 
  - Soft whisper
30   .
  - Bedroom at night
20