Sales: (717) 541-0212 | Service: (717) 219-7017

Home Security Systems

Knight Security offers your family the most reliable defense possible from threats of invasion and theft, complete with around the clock home alarm monitoring.

Call (717) 541-0212 Today For A Quote

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Color Keypads

A brilliant full color touch screen with large icons make this keypad a popular choice. Easy to learn and use whether you're tech savvy or not. 

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Motion Sensors

Motion sensors can detect the difference between an intruder and your beloved pet—letting animals up to 100 lbs. move freely about your home without tripping an alarm.

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24 / 7 Monitoring

You and your family can enjoy peace of mind 24 hours a day, seven days a week by having your security system monitored by our local, UL central station. 

Glass Break & Entry Detectors

Motion sensors, door and window contacts work together to enhance the effectiveness of your security system and provide you with the complete, whole-house protection you need.

State-of-the-art sensors detect movement indoors and outdoors, listen for the sound of breaking glass to guard against intruders and protect valuables.

In addition, each entry point to your home, both windows and doors can be equipped with sensors to trip the alarm in case they are breached by an intruder.

Wireless Remotes


Our wireless remotes offer the features of traditional keypads with convenient fingertip control. The press of a single button lets you arm and disarm your security system when arriving or leaving your home.

Upgrade To Home Automation


With mobile apps for iPhone & Android,  Knight Security puts control of your home security system right at your fingertips on smart phones and tablets, no matter where you happen to be. Make the most of your home and upgrade your security system today. 

What Our Customers Are Saying

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"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. 

Email Newsletter

Stay up to date with relevant news, safety tips and special offers from Knight Security.


5879 Avis Lane
Harrisburg, PA 17112-1606 | Phone: 

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

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