Lawrence Factor

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Lawrence Factor Authorized Dealer



Lawrence Factor is an industry leader in the breathing air cartridges & air quality testing field.  With several different lines of parts and products available, Safe Air Systems is positioned to help your find the correct Lawrence Factor part, kit, or accessory for your particular need.


Safe Air Systems, Inc. has been a dealer for Lawrence Factor for nearly two decades. We stock a wide variety of X-pendable Purification Cartridges in our warehouse and can generally ship to you same day.


Lawrence Factor – Breathing Air Cartridges


The chart below is a listing of the most common Breathing Air Cartridges. If you don’t see the cartridge you are looking for, please call Safe Air Systems Parts Department.



SAS# Eagle Lawrence Factor Mako Bristol AC/CAT/DES
20-ML01 50-ML01 X36677 PD-1503 DES
20-ML03 50-ML03 X36247 PD-1803 AC/CAT/DES
20-MM01 50-MM01 X366722 DES
20-MM03 50-MM03 X362422 AC/CAT/DES
20-MS01 50-MS01 X36670 PC-1501 DES
20-MS03 50-MS03 X36240 PC-1801 AC/CAT/DES
20-CL01 50-CL01 X33677 DES
20-CL03 50-CL03 X34247 AC/CAT/DES
20-CM01 50-CM01 X336722 DES
20-CM03 50-CM03 X342422 AC/CAT/DES
20-CS01 50-CS01 X33670 DES
20-CS03 50-CS03 X34240 AC/CAT/DES
X65247 PD-1803 / AC/CAT/DES
X255451 65CAC AC/CAT
X25670 65X-10C DES
X256751 65X DES
X25670-A 65X-10CA DES




























Purification Cartridges


We offer Purification Cartridges for all makes and models of Purification Systems. Please call us with specific information. Including but not limited to:


Air-Dry Corporation


Allied Air Products, Inc.

Bristol Pneumatics

Deltech Engineering

Eagle Air Systems

Fluid Concepts


Ingersoll Rand


Lawrence Factor (OEM)



Robbins Aviation



Lawrence Factor Breathing Air Cartridges Fact Sheet


Lawrence Factor


Please contact us for our full line of Lawrence Factor Breathing Air Products.