Oil-free compressors
The Class 0 equipment page: models, sizing, and the certification explained.
Size a Class 0 system
Industry: Pharmaceutical and Medical
Compressed Air Systems for Pharmaceutical and Medical Manufacturing
- Since 1978
- Sullair dealer since 1984
- 14 locations
- under 2 hour response
Qualification Spec Plate
- Air class
- ISO 8573-1 Class 0
- Dew point
- -40 F monitored
- Filtration
- Sterile, integrity tested
- Medical
- NFPA 99 duplex
- Records
- IQ OQ test certs
What does compressed air qualification require in pharma and medical?
Pharma and medical air must be oil-free Class 0, validated, and documented. Here is what qualification actually requires from your compressed air system.
The validated air equipment path
-
Oil-Free Rotary Screw
- Air class
- ISO 8573-1 Class 0
- Range
- 25 to 500 HP
- Cert
- TUV type tested
- Use
- Process and cGMP air
-
Medical Air Systems
- Standard
- NFPA 99 medical gas
- Style
- Duplex and triplex
- Monitoring
- Dew point, CO alarms
- Use
- Patient care air
-
Breathing Air
- Standard
- OSHA 1910.134
- Grade
- CGA G-7.1 Grade D
- Monitoring
- CO monitor required
- Use
- Supplied-air respirators
-
Drying and Monitoring
- Dew point
- -40 F validated
- Filtration
- 0.01 micron, sterile
- Records
- Test cert trail
- Use
- Qualification support
45 + Years in Business
14 Midwest Locations
4.7 Star Google Rating
Validation readiness checklist
Pick your context. The output is the governing standards, required air class, monitoring you will need, and the equipment path, so you know what qualification actually asks for before the auditor does.
Your readiness checklist
Choose a context above to see the governing standards and required air class.
Run the numbers yourself
- CFM calculator: size a Class 0 oil-free system to the real demand of your coaters, presses, and cleanroom drops.
- Air receiver tank calculator: set the storage that keeps validated dew point and pressure stable through filling and packaging swings.
- Compressed air leak calculator: put a dollar figure on leaks so qualified, monitored air is not wasted between points of use.
What compressed air really costs
- 10% of US industrial electricity goes to compressed air Source: US DOE Compressed Air Sourcebook
- 20 to 30% of compressed air is typically lost to leaks Source: US DOE Compressed Air Sourcebook
- 75% of ten year compressor cost is energy, not purchase price Source: CAGI life cycle cost data
- under 2 hr average emergency response across our territory Source: Brabazon dispatch
Where pharma and medical use compressed air
-
Tablet coating and compression
Direct product contact air on coaters and presses, the clearest Class 0 case.
-
Sterile filling
Filling line actuation and blanket air inside aseptic suites.
-
Lyophilization support
Chamber release and stoppering air on freeze dryers.
-
Cleanroom air
Process air introduced into ISO 14644 classified spaces.
-
Instrument air
Analyzers, valve actuation, and lab bench air.
-
Serialization lines
Printer, camera, and rejecter air on packaging serialization.
-
Medical device assembly
Clean assembly and leak-test air for device manufacturing.
-
Hospital plant support
Source equipment behind NFPA 99 medical gas systems.
The four frameworks your air system answers to
Pharma and medical air sits under different rulebooks depending on where it goes. These are the four we help customers document.
-
FDA cGMP
21 CFR 210 and 211 make compressed air a quality-impacting utility wherever it can contact product. That means a defined air specification, qualification of the installed system, and change control on anything in the air train.
-
ISO 8573-1 with testing
The air spec itself: define classes for particles, water, and oil per point of use, then prove them. Pharma systems sample and test on a schedule, commonly quarterly, and keep the certificates in the validation file.
-
ISO 14644 cleanroom context
Air introduced into a classified space becomes part of the room's contamination budget. Process air into an ISO 7 or better room needs sterile filtration at point of use and a documented filter integrity program.
-
NFPA 99 medical gas
Hospital medical air is its own world: duplex source equipment, dew point and CO monitoring, master alarms, and installer and verifier credentials per NFPA 99. It is a life safety system, not a plant utility.
Featured equipment for pharma and medical
For cGMP process air we install Sullair oil-free rotary screw compressors, TUV certified to ISO 8573-1 Class 0, packaged with heatless desiccant drying at a monitored -40 F dew point and sterile point-of-use filtration, and we supply the documentation your IQ and OQ protocols call for. Hospital systems get NFPA 99 duplex and triplex medical air packages from the medical air page, and suites using supplied-air respirators add Grade D breathing air.
When full medical infrastructure is the wrong answer: lab instrument air
frequently does not require NFPA 99 medical air systems, and building duplex sources with
master alarms for a bench of analyzers wastes budget and maintenance effort. Match the
system to the governing standard, and for labs start with the compact packages on the
medical and lab air page.
Typical project: pharmaceutical and medical air
Separating cGMP air from lab air at a device plant
A common scenario in this industry starts with a medical device manufacturer planning one large validated air system for an entire new building. The right approach is to map the points of use against the quality plan first: the assembly cleanroom needs Class 0 air with sterile filtration and a documented test schedule, while the QC lab and utility drops do not. A typical solution is a right-sized oil-free system dedicated to the cleanroom with a monitored desiccant dryer, plus a separate small package for lab and utility air outside the validated boundary. Qualification then covers only the system that needs it, which cuts both the capital cost and the ongoing testing burden the quality unit has to carry. Brabazon configures and installs the equipment for this kind of project and supplies the documentation that IQ and OQ protocols call for.
Validated air support across the upper Midwest
Factory-trained technicians dispatch from 14 branches with an under 2 hour average emergency response. Find your nearest branch:
Questions engineers actually ask us
Does pharmaceutical compressed air have to be oil-free?
Yes at any product contact point, and in practice almost every pharma air system is built on certified ISO 8573-1 Class 0 oil-free compressors because qualification is far simpler when the compressor cannot add oil. Trying to validate oil removal from a lubricated machine adds a failure mode your quality unit has to defend forever.
What is the difference between medical air and pharmaceutical air?
Medical air is patient-breathing air governed by NFPA 99 with duplex sources, alarms, and credentialed installation, while pharmaceutical air is process air governed by cGMP and your own ISO 8573-1 specification. A hospital needs NFPA 99 equipment, and a pharma plant needs a validated Class 0 system, and the two standards do not substitute for each other.
What air testing does a cGMP audit expect?
Auditors expect a written air specification per ISO 8573-1, initial qualification data, and periodic test certificates, with quarterly testing the common cadence at product contact points. The tests cover particles, moisture, oil, and usually viable counts where air enters classified space.
Do lab instruments need medical grade air?
No, lab instrument air usually needs to be clean and dry, commonly ISO 8573-1 Class 1.2.1, but it does not need NFPA 99 medical infrastructure. A compact oil-free unit or a small scroll package with a desiccant dryer covers most labs at far lower cost than a medical system.
What dew point does pharmaceutical compressed air need?
A -40 F pressure dew point from desiccant drying is the standard spec for cGMP process air, both for microbial control and to protect product from moisture. The dryer needs a dew point monitor with recorded readings so the number is provable during qualification and audits.
Who services pharmaceutical air compressors in the Midwest?
Brabazon supports validated oil-free systems from 14 locations across Wisconsin, Illinois, Minnesota, and Missouri, with an under 2 hour average emergency response and Sullair OEM parts stocked. We have serviced industrial compressed air since 1978 and supply documentation packages that fit your change control.
Where to go next
Put your air system on the right side of the audit
Send us your points of use and classifications. An engineer will map each one to its governing standard and quote a system your quality unit can qualify.