Sundstrom P3 Particle filter SR 510 P3 R

100% of 100

The Sundstrom P3 Particle filter SR 510 P3R is a mechanical filter with extremely low inhalation resistance.  The SR 510 protects against all types of particles (dust, fume, fog, spray, asbestos), even bacteria, viruses, and radioactive pollution & can be combined with other Sundström filter respirator products for combinations filter protection. CODE H02-1312 :


Availability: In stock

Sundstrom Particle Filter SR 510 P3R

The Sundstrom P3 filter is one of the vast range of SR200 & SR100 filters available providing protection against all types of particles (dust, fume, fog, spray, asbestos), bacteria, viruses as well as radioactive pollution.

The Sundstrom SR510 P3 particulate filter is termed a mechanical filter benefitting from an extremely low inhalation resistance.

Sundstrom Particle Filter SR510 benefits:

  • Very Low breathing resistance ensuring utmost comfort.
  • Can be used with all Sundstrom Full Face masks,  Sundstrom Half masks & Sundstrom Powered Air units.
  • Protection against very fine dust, mists & toxic sprays. 
  • Shelf Life 10 years when unopened.
  • The SR 510 P3 filter can be combined with other Sundstrom filters to provide combination protection against gases/vapours & particles at the same time.
  • Suitable for all Sundström filter respirators.

Sundstrom SR510 P3 Particulate Filter (CODE H02-1312)Safety Standards:

  • EN 143:2000:A1:2006

R "Reusable" - the Sundstrom P3 filter can be used for more than one shift.
NR "Not Reusable" -  the filter can only be used for one shift.

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Christmas-New Year Dispatch Dates:

  • 21st December midday cut off.

Any orders placed after this date will be processed.

  • 28th December midday cut off.
  • 29th December midday cut off.
  • Next dispatch date: 2nd January 2024.
    • Whilst standard delivery is stated as 1-3 days we are currently delivering over 99% of orders the next business day as a standard service if placed before 2.30 pm.

Delivery Options:

  • Standard Delivery: (1-3 business days) (£ 5.75 - £ 6.20)
  • Next Business Day Delivery: (Order Must be placed before 2 pm) (£ 9.50 ex vat)
  • Next Day Working Day Delivery Pre 12 delivery (Order Must be placed before 2 pm): £ 11.50 ex vat
  • Next Working Day Delivery Pre 10.30 delivery (Order Must be placed before 2 pm): £ 13.95 ex vat
  • Weekend Delivery Options:
  • Saturday Delivery: (Order Must be placed before 12 pm) £ 22.50 ex vat


  • The free delivery over £ 75 net is only available for UK mainland.
  • Deliveries to Islands and highlands are a 2-3 day delivery option only & charged at £ 16 ex vat.

Frequently Asked Questions

01. What are the Safety Standards of the Sundstrom SR510 p3 particulate Filter?

The SR510 filters are EN 143:2000 P3 R >99.997% standard and for the powered air units also achieve the safety standard EN 12941:1998 TH3 SL R & EN 12942 TM3P SL R.

02. What is the filter efficiency of the Sundstrom particle filter SR510?

The Sundstrom P3 filter has a filter efficiency of at least 99.997% with an inward leakage of only 0.003%.

03. What sized particles will the Sundstrom SR510 P3R will provide protection for?

This Sundstrom SR100 filter will provide 99.997% protection from particulates & viruses such as the coronavirus which is only 0.1-0.5 microns in size. Particulates less than 4 microns can potentially cause the greatest harm as they can penetrate deep into the lungs. Examples of particles less than 4 microns are Coronavirus 0.1-0.5 microns, Wildfire smoke < 0.4-0.7 microns, Bacterium 1-3 microns, dust particles < 2.5 microns. Respiratory droplets, whilst between 5-10 microns in size have the potential to carry far smaller particles such as dust, bacteria & Covid 19. The SR510 will also protect against larger particles such as cement dust <10 microns & pollen which can be upto 15 microns in size.

04.When do I need to change the SR 510 Particulate filter?

The filter needs to be changed when breathing resistance is encountered (ie ir becomes harder to breath)

05.How long can the Sundstrom SR510 P3R be stored?

The SR P3 filter has a shelf life of 10 years when unopened. The shelf-life dates are shown on the filters.