Pureflo Pureweld ESM with Welding Protection



The Pureflo Pureweld ESM is being replaced with the Pureflo ESM+ PF60.

The ESM+ offers many new features including longer battery life, lighter weight, simplified LED user interface with an audio alarm for low battery, low flow and filter change, a higher flow rate, an altitue sensor for auto flow rate adjustment and much more. The older versions will be discontinued on 3/31/19. Upgrade kits will be available, please contact AFC for more information.

The Pureflo Pureweld ESM with Nexgen powered air purifying respirator (PAPR) helmet is the ultimate personal safety solution for welding applications and industrial environments. The Pureweld ESM full face respirator with Nexgen welding shield provides an all in one respiratory, eye, face and head protection against airborne particulate contaminates including hexavalent chromium applications, flying debris, sparks, cutting, chemical and molten metal splashes.

With no belt pack, down hose or trailing leads to get in the way, the Pureweld ESM is completely self contained, easy to use and convenient allowing the wearer to be able to move freely without restrictions even in tights spaces.

With an APF of 1000*, the highest allowed for  PAPR full face respirator helmet unit. The Pureweld ESM combines a hard hat with the welding shield accessory into a user friendly helmet system that significantly cuts annual operating and maintenance costs.

The high efficiency HEPA filter prevents the inhalation of harmful and hazardous particulates while the face shield and hairnet combination protects the wearer from impact, head, eye and face hazards.

The Pureflow ESM unit is NIOSH approved under 42CFR part 84. The hard hat meets ANSI Z89.1+ (high impact) along with Pureweld Welding Shield accessory. FM Approvals include Class I, II, III Div 2 ABCDEFG. The normal flow rate is 7.6 cfm with an optional “Boost” rate of 8.2 cfm that’s available.

The Pureweld ESM incorporates an on board CPU system that constantly monitors filter usage, battery life and airflow to ensure optimum performance at all times.

With a APF of 1000, the Pureflow ESM was independently tested to a minimum average of 31,000.

*Per OSHA Assigned Protection Factor, Federal Register Notice 71:50121-50192, Date 8/24/2006.


System Classification Powered Air Purifying Respirator
Head Protection ANSI Z89.1-2009, type 1 class G
Face Shield/Eye Protection ANSI Z87.1-2010
Respiratory NIOSH 42CFR Part 84KK
Filter Type High Efficiency P100
Initial Design Flow Rate 7.6 CFM or 210 LPM
Boost Mode Flow Rate 8.2 CFM or 230 LPM
Noise Level Under 70 db, based on OSHA 29 CFR 1910.95 Subpart G
Weight 3.2 with batteries
Assigned Protection Factor 1000 APF
FM Class I, II, III, Div 2, Groups ABCDEFG
CSA Class I, II, III, Div 2, Groups ABCDEFG
Head Size Range 6 3/8″ – 7 7/8″
Charger Specifications 110V/240V ac/50 or 60 Hz/200 ma
Battery Type 5 Cell Nickel Metal Hydride 6V, 2.2 Ah per pack
Battery Duration 6 + hours with 2 batteries
Recharge Time 2.5 hours from full discharge

Electronic Systems Management Specifications

LED/Audio Pre-use Check Audible warning, 1 red LED on 20 seconds, changes to green LED
LED/Filter OK 3 green on – new filter
LED/Filter OK 2 green on – indicates filter usage
LED/Filter OK 1 green on – indicates short filter life
LED/Filter Alert 1 red on – filter shows restriction
LED/Filter Alert 1 red on – audible warning, change filter immediately
Airflow Boost Mode 3rd green LED flashing
Low Battery Alert All LED’s flashing, audible alert

Lens Specifications

Viewing Area 9.27 square inches
Controls Pad, 10 settings
Shade 5 and 9-13
Grinding Shade 3.75
Number of Sensors 4
Power Solar and battery
Lens Shade Amber
Magnification Lens Slide in Easy Fit


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