Inspection, Maintenance & Repair

As the leading fire protection provider in the Tri-State Area, Kistler O’Brien Fire Protection offers best-in-class inspection, maintenance and repair services on commercial fire protection equipment. We offer cost effective, one-stop-shop, streamlined solutions to make this process an easy one from start to finish. As your life safety partner, we will not only keep you up to code, we will help keep your employees safe and your property protected.

Every industry. Any size business.


Are you in compliance?

All fire protection equipment on your site is required to be properly inspected and maintained. This is to ensure that the equipment will work accordingly to minimize injury and/or damage during an emergency situation. Every fire extinguisher, every alarm panel, every sprinkler system all have specific inspection timeframes that must be consistently maintained. Kistler O’Brien can help you do this with monthly, quarterly, semi-annual and annual inspections.

Any manufacturer’s product.


We have partnered with the best manufacturers in the industry to offer our customers with the best fire protection equipment, however we will service any manufacturer’s product. We will also service any industry. Although we have extensive experience in fields such as healthcare, industrial, manufacturing, commercial kitchen, hospitality, refinery, and education, we are fully qualified and ready to assist any business with their fire protection needs.

Let Kistler O’Brien Fire Protection worry about your fire safety so you don’t have to. Below is a synopsis of our corporate capabilities as it relates to service. We have a dedicated team of factory-trained and certified technicians who are also available for 24/7 emergency service. Kistler O’Brien’s technicians think “safety first” and make the customer their priority every time.



Fire Alarm Systems

Design, Installation, & Technical Services
Semi-Annual or Annual Inspections
Mass Notification & Integration
Manufacturers: Siemens, FCI, Firelite, Silent Knight, Radionics, Kidde, Fenwal

Suppression Systems

Design, Installation & Technical Services
Semi-Annual or Annual Inspections
Room Integrity Testing
Novec1230, FM-200, Inergen, Sapphire, Sinorix, Low and High Pressure CO2, Halon 1301, Dry Chemical

Fire Extinguishers

Required Annual Inspections
6-Year Maintenance
Hydrostatic Testing
Hose Testing, Inspection & Maintenance
Manufacturers: Ansul, Kidde, Amerex

Pre-Engineered Kitchen Systems

Required Semi-Annual Inspections
Design, Installation & Technical Services
Manufacturers: Ansul, Kidde, Amerex, Range Guard, Pyrochem

Vehicle Suppression

Inspection & Maintenance
Off Road Vehicle Suppression
On Road Vehicle Suppression
Spray Booth Suppression

Sprinkler Systems

Monthly, Quarterly, Semi-Annual & Annual Inspections
Fire Pump Testing & Maintenance
Repairs & Modifications
Wet, Foam, Pre-Action, Dry Systems, Deluge

Emergency Lighting

Hazard Analysis
Inspection & Maintenance

We are here to help with full-service fire protection services.



2210 City Line Road

Bethlehem, PA 18017

MON - FRI: 7:30AM - 4:30PM

Emergency Service 24/7


101 Blair Avenue


MON - FRI: 7:30AM - 4:30PM

Emergency Service 24/7


210 Carter Drive, Unit 5A

west chester, pa 19382

MON - FRI: 7:30AM - 4:30PM

Emergency Service 24/7

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