New Home Construction

Building a new home? Knight offers luxury home living at an affordable price on your new home project.

Call (717) 541-0212 Today For A Quote

Pre-Built Home Options From Knight Security


Security & Automation

Whether you need a high quality intrusion system, or a 24 hour wireless home video surveillance installation package, we can meet all of your security related needs.


Home Theater Systems

 Tell us your criteria for space, equipment options and entertainment features; we’ll present you with a home theater system that delights you for years to come.

Central Vacuum

Vacuum your home without the burdens of a bulky vacuum cleaner – no hauling, no pushing, and no pulling hair out of the track!

Professional Structured Wiring

Knight Security Systems’s intelligent structured wiring systems provide seamless integrated control of security, cable and satellite TV, audio and video, the Internet, telephone, lighting and HVAC.

Our system is the first of its kind to bundle cables, distribute them throughout the house and tie them to a central panel. The mechanics of the distribution panel are a lot like a telephone switchboard of the past. You simply connect the service desired – be it telephone, entertainment or computer networking – to the room of the house where it is needed.

Home Intercom Systems


This high performance selective call intercom solution includes a front video door camera and a wall-mounted LCD display for enhanced safety and security.

  • Room-to-room or broadcast communication
  • High-resolution LCD interface with user-friendly navigation
  • Video door intercom unit provide increased security
  • Efficient Cat 5-based installation

Whole Home Audio Systems

Wake to the sounds of your favorite playlist, filtering throughout your entire home. Set on and off times and custom schedules to suit your lifestyle. Wireless and wired options are available with speakers that blend seamlessly into the fabric of your home, controlled by a central system or your favorite smartphone or tablet.  

What Our Customers Are Saying

5 star alarm srvice

"Extraordinary Experience"

“Our experience with Knight Security has been extraordinary since we made the switch. They always respond to any problem we have within the hour and fix it immediately, they always have the equipment to do the job right the first time.

We never have to worry about the security of our businesses anymore. Keith and his staff are very knowledgeable with what they are doing and keep us up to date on the newest technology to secure all of our businesses.”

Erick Carter
Dockside Willies, Dukes Bar & Grill, and Rock Bass Grill

"Admirable Standard"

“Knight Security sets an admirable standard for security systems companies.  In my ten years working with Knight, I have interacted with a knowledgeable and helpful office support team. The security monitoring department has been consistently competent and dedicated to my protection. The techs who come out to install or check my system are skilled and good communicators on their area of expertise. All of the above factors have provided for my on-going association and satisfaction with this locally owned and operated business.”

Harrisburg, PA

"Pleasant and Knowledgeable"

“Knight Security Systems, Inc., offers the most comprehensive and the most affordable security system to meet your home and
business needs. The master technicians and the pleasant and knowledgeable staff of Knight continue to give me excellent service and peace of mind. When I call during regular business hours, I speak to a person, not a machine. That is why I have satisfaction guaranteed!!!”

Harrisburg, PA

About Us

From intrusion to fire and video to access control, Knight Security Systems, Inc. offers the industry’s most advanced technologies and products, combined with technical support and customer service that’s second to none. 

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5879 Avis Lane
Harrisburg, PA 17112-1606

Office: (717) 541-0212
PA State License #040745