4448 Noise Dosimeter

Personal noise dose meter

Type 4448 is a shoulder-mounted, cable-free personal noise dose meter. This unit accompanies workers throughout their workday, measuring and registering all relevant data about their noise exposure.

Two-button operation, the informative LCD display and the autocalibration function make it easy to master the noise dose meter in just a few minutes. The built-in rechargeable battery and memory provide capacity for several workdays’ worth of measurement.

Enquire About Rental

Features of 4448 Noise Dosimeter


  • Occupational noise assessment and management
  • Provide data for selecting the appropriate hearing protection


  • Lightweight and cable-free
  • Easy to mount with compliance to standards
  • Robust, compact design for measurements in a wide variety of environments
  • Simultaneous measurement of all relevant data (for ISO and OSHA)
  • Simultaneous measurement of A- and C-weighted levels (Type 4448-B only) for hearing protection analysis
  • Logging profile with 1 min interval
  • Peak counting (135, 137 and 140 dB level exceedance)
  • Preset measurement time capability
  • Auto-calibration
  • Rechargeable battery with up to 28 hours of operating time – 90-minute maximum recharge time
  • 180-hour memory capacity
  • Simple two-button operation
  • Key and display lock
  • Highly visible LED level exceedance alarms
  • LCD display: Battery and memory status and selected measurement data
  • Six languages: English, French, German, Italian, Portuguese and Spanish
  • Linkable charging stations can charge up to 12 units at a time
  • Wireless connection for downloading data (infrared)
  • Multiple mounting options
  • Intrinsically safe models available

Enquire About This Rental

4448 Noise Dosimeter

Please fill out the form to request a quote or receive more information about this product. Alternatively, you can call 1.877.295.4095 and we will be able to answer any questions you may have.

  • Date Format: MM slash DD slash YYYY
  • Date Format: MM slash DD slash YYYY

Need Assistance or Additional Information? 

We help customers measure and manage the quality of sound and vibration in their products and acoustic environments. We’re here to help, simply get in touch.