TSI PortaCount 8048

As low as $270.00

TSI's PortaCount® 8048 quantitative respirator fit testing system that's OSHA compliant for N95 masks and all tight-fitting respirators, including series 99, 100 and FFP3 filtering facepiece respirators.

FitCheck Mode™ shows in real-time how respirator fit changes throughout donning and adjustment, helping users select the right mask and identify the best fit more quickly. Video animations guide you through proper fit test exercise movements during a fit test, providing a consistent testing experience and freeing fit test administrators to multitask. Group fit testing lets you to test up to four people with four PortaCounts simultaneously.

The PortaCount Pro 8048 is now ready to use the new OSHA-approved fast fit test protocol that reduces your test time by 65%. Please note that while the protocol is approved at the federal level, your state may not have yet accepted it. Please check with your state OSHA to make sure the test complies with local requirements.

Kit includes: 8048 base unit with AC adapter, alcohol cartridge and fill capsule, storage cap, two zero check filters, 2 bottles of fit test alcohol, 25 N95 probes, 3/16" and 1/4" hose adapters, two spare alcohol wicks, carrying case, twin-tubing, flash drive with manuals, USB A to C cable and adapter, USB C to C cable, Microsoft Surface tablet with Fitpro Ultra software, tablet charger

*TSI Fit Test Adapter Spreadsheet


Fit Factor Range
1 to greater than 10,000, 1 to 200 for N95 masks
Respirator Facepieces that can be Fit Tested
Full-face elastomeric
Half-face elastomeric
NIOSH series-100 filtering-facepiece
NIOSH series-99 filtering-facepiece
NIOSH series-95 filtering-facepiece
Series FFP1, FFP2, FFP3 respirators
Fit Factor Measurement
Direct measurement of fit factor (Cout/Cin)*
4.83 in. x 10.5 in. x 9.46 in. (12 cm x 27 cm x 24 cm)
Unit Only 7.0 lb. (3.2 kg)
With Standard
Accessories and Case 15.35 lb. (6.9 kg)
Autosensing 100 to 250 VAC, 50 to 60 Hz
Flow Rate
Sample 350 cm3/min
Total 1000 cm3/min (nominal)
Temperature Range
Operation 32 to 100°F (0 to 38°C)
Storage -40 to 122°F (-40 to 50°C)
Working fluid
99.5% reagent grade isoproponal.
Run time per charge: 6 hr of fit testing operation
at 70°F (21°C)
Carrying Case
Dimensions (HWD) 10.0 in. x 20.5 in. x 15.5 in.
(25.4 cm x 52.1 cm x 39.4 cm)
Pass/Fail Setting
User-selectable: 0 to 10,000
Factory Recalibration Interval
One year

Minimum PC Hardware Requirements for
FitPro™ Ultra Fit Test Software
Windows® 7 (32 and 64 bit), Windows 8 (32 and 64 bit), or
Windows 10 (32 and 64 bit) operating system Microsoft.
Net version 4 (installation software will install Microsoft.
Net if necessary) Note — An internet connection is required
to install Microsoft.Net.
≥ 1 GHz process
≥ 1280 x 800 screen resolution monitor
500 MB free space on hard drive
1 free USB port
Minimum Tablet requirements
Windows® 10 operating system
USB port (for initial set up)
FitPro™ Ultra Software featuring advanced user interface, animated
graphics, and interactive troubleshooting guide.

More Information
SKU 8048-T
Manufacturer TSI Alnor
Kit Contents

Included Items

  • PortaCount Model 8048
  • Carrying case
  • AC power supply
  • Alcohol grade isoproponal
  • FitPro™ Ultra Software
  • Twin-tubing
  • Zero filters
  • 2 spare wicks
  • Alcohol fill capsule and cartridge
  • USB cable
  • FitPro Ultra Software
  • 3/16" and 1/4" hose adapters
  • Flash drive with manuals
  • USB A to C cable and adapter
  • USB C to C cable
  • Microsoft Surface tablet with Fitpro Ultra software
  • Tablet charger
  • One package of 25 push probes/push nuts
  • Probe insertion tool
Shipping Dimensions (LxWxD) 23 x 16 x 16
Weight (lbs) 25.000000

PortaCount 8040/8048 Set Up

PortaCount 8040/8048 Daily Check

Prepping Half and Full-Face Respirators For Fit Testing

Using Fitcheck Mode to Save Time

Animation Makes Respirator Fit Testing Easy

Quantitative Respirator Fit Testing for Every Respirator

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