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3M™ Adflo™ Powered Air Respirator PAPR 837731

SKU: 837731
  • Uninterrupted respiratory protection for extended work periods
  • Enhanced comfort with adjustable airflow and lightweight design
  • Reduced fatigue thanks to the balanced weight distribution
  • Increased productivity with clear vision and unimpeded breathing
  • Broad filter compatibility for diverse protection needs
  • Peace of mind knowing you’re well-guarded against harmful airborne hazards

£839.99 ex. VAT     £1,007.99 inc VAT

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Rated excellent on Google
Over 50 years welding expertise
Free delivery over £85 inc. VAT

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Breathe Easy in Hazardous Environments: The 3M™ Adflo™ Powered Air Respirator PAPR

Work with confidence and comfort in even the most challenging environments with the 3M™ Adflo™ Powered Air Respirator PAPR (837731). This advanced respiratory protection system delivers reliable, constant airflow to shield you from airborne contaminants, dust, and fumes. The heavy-duty lithium-ion battery provides an extended operating time of up to 13 hours, ensuring uninterrupted protection throughout your workday.


  • Constant airflow of 170 L/min, adjustable to a boosted 200 L/min for added comfort in hot or humid conditions
  • Lightweight and comfortable design with easy-adjusting headgear and breathing tube for optimal fit
  • Heavy-duty, long-lasting lithium-ion battery delivers extended use and reduces weight burden
  • Quick-release swivel on the breathing tube allows for easy removal and attachment
  • Built-in airflow indicator ensures you’re always operating with optimal protection
  • Prefilter, spark arrestor, and particle filter included for comprehensive protection
  • Compatible with a wide range of 3M filters for added versatility (sold separately)
  • Optional odour filter available for tackling unpleasant smells (sold separately – link)


3M Adflo PAPR Brochure

3M Adflo PAPR Manual

3M Air Delivery Units Guide

Additional information
Free Delivery

Free Delivery




Click and Collect:
Free Click and Collect with no minimum spend from our warehouse on the Empress Park, Southampton with on-site parking. Once your order has been processed, we will advise you when it is ready for pickup.  Just want advice?  No problem.  Feel free to call in to speak to one of our friendly experts.

EWS Fleet Coverage Areas: 
Southampton | Eastleigh | Winchester | Alton | Farnham | Petersfield | Havant | Hayling Island | Waterlooville | Fareham | Portsmouth | Gosport | Chichester | Arun | Worthing | New Forest | Christchurch | Salisbury | Wiltshire | Test Valley | Basingstoke and Deane | West Berkshire | Reading | Hart | Waverley | East Hampshire | East Dorset | Hampshire | Bournemouth | Poole | Lymington | Ringwood | Verwood | East Preston | Goring-by-Sea | Lancing | Shoreham-by-Sea | Steyning | Bramber | Horsham | Adur

Nationwide Delivery (all items excluding gas cylinders):
Free UK mainland (England, Scotland and Wales) delivery on orders over £85 inc. VAT.
UK mainland delivery is £7.50 inc. VAT on orders under £85 inc. VAT.
UK islands and Northern Ireland shipping costs may vary.

UK Delivery for Gas Cylinders:
Shipping costs for gas cylinders are calculated at checkout once the delivery postcode is entered.

International Delivery:
Please contact us for an accurate delivery quote.


Air Source


Battery Life

Turbo: approx. 10-13 hours



Cartridge or Filter Type

Particle filter (Gas Filter Available as Spare Part)

Case Quantity


Charging Time

Approx. 5.5 h

Compatible Welding Helmet

3M™ Speedglas™ L-Series, 9000 Series


Turbo Respirator

Lens Type

No Lens

Product Code


Product Series


Product Type

Powered air respirator

Protection Level

NPF 50-500 Depending on Type of Headtop

Recommended Application

Grinding, Metal Processing, Metal Repair, Welding

Smallest Saleable Unit


Specifications Met

EN 12941

eClass 14 Classification Group


Spares & Accessories

837110 - Odour Filter

837120 - Odour Filter Pad

837242 - Gas Filter

837542 - A2 Gas Filter

837631 - Heavy Duty Replacement Battery

837630 - Standard Replacement Battery

834018 - Breathing Tube Cover

837000 - Bag

533506 - Hose Adapter

533505 - Breathing Tube Adapter for Non-QRS

835005 - Belt Front Part

834000 - Standard Air Hose

834005 - Rubber Air Hose

834016 - Self-Adjusting Breathing Tube

834017 - Heavy Duty Rubber Breathing Tube

834008 - Noise-Reducing Non-QRS Breathing Tube

832000 / 837800 - Turbo Assembly

835000 - Leather Belt

838031 - Filter Cover

836000 - Spark Arrestor

836010 - Prefilter

837010 - Particle Filter

838020 - Airflow Indicator

833111 - Battery Charger

3M™ Adflo™ Powered Air Respirator PAPR 837731 Hero

3M™ Adflo™ Powered Air Respirator PAPR 837731

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£839.99 ex. VAT     £1,007.99 inc VAT
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