Welcome to Knight Security, Inc

Knight Security Systems, Inc. is a family owned and successfully operating business located in Harrisburg, Pennsylvania. We have been installing and servicing all types of low voltage systems for residential and commercial customers in and around the central Pennsylvania area for almost 30 years.





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The Best Residential and Commercial Security Systems

Knight Security Systems Inc. has been a family owned and operated business since 1979, when Robert E. Maley saw a need for high quality security systems in and around Harrisburg, Pennsylvania. Keith Maley has since taken over the reins, and our company has flourished under his leadership. We provide a range of commercial and residential security related services to meet the needs of all customers. Whether you want security systems in Harrisburg PA, York PA, or home security systems in Lancaster PA, we are your leading go to source for premium security systems.

Why Choose Us?

Our company only employs the best professional security experts in the industry. From design and installation to servicing and determining the right products for our customers, we have the expertise to cover it all. We provide a range of services that include Pennsylvania home security systems, camera systems, PA alarm systems, fire alarm systems, and other low voltage residential projects such as home audio, home theater systems, or intercom systems. Visit our residential security page for further information. Caring for your needs is our priority. Exceptional customer service is what enables us to stand apart from our competitors.

Overview of Service Offerings

Our company provides numerous security services. A brief overview of some of the services that we offer is as follows:

  • Home Video Surveillance
  • PA Security Systems
  • Fire Alarm Systems
  • High Water and Temperature Monitoring
  • Online System Management
  • New Construction Home Installations
  • Medical Alert Systems
  • Access Control

Contact the Best with Knight Security

Don't settle for subpar security services that will put you at risk! Contact us today to let us show you why we are the best choice for home security systems in PA, and other related services. Our security specialists will be more than happy to answer your questions, or to schedule a consultation visit so you can see for yourself why we come so highly recommended.

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PA Home Improvement
Contractor License

We have extensive experience in creating custom projects for new constructions

License No: 040745


Home Security Systems PA

Knight Security Systems Inc. specializes in the design, installation and service of security, fire, camera systems, and access control and many other low voltage home security products such as intercom systems, whole house audio and home theater systems. Our service area includes Dauphin County, Cumberland County, York County, Lancaster County, Perry County and Schuylkill County .

Harrisburg Palmyra York Manheim
Hershey Mechanicsburg Dillsburg Pottsvile
Linglestown Camp Hill Lancaster
Colonial Park Middletown Ephrata
Middletown Carlisle Mount Joy

About Us > Home Security > Fire Alarm
Knight Security Systems Inc.
5879 Avis Lane Harrisburg, PA 17112-1606
| Phone: (717) 541-0212