Shearer Security Devices

5450 Derry Street Harrisburg, PA 17111
Interested In Our Locksmith Services?

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Showroom Hours: Monday - Friday 8AM to 4:30PM, Saturday 10AM to 1PM
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1-866-Shearer today to schedule your FREE 74 Point Home Security Inspection

Shearer Lock, Safe & Security received the Best of Harrisburg Award for the third consecutive year in the Security Systems Services category by the USCA.  Only 1 in 120 (less than 1%) 2011 award recipients qulify as Three-Time Award Winners.

We carry top of the line Commercial and Home alarm systems including 2-Gig, GE, DSC and Honeywell.

Interactive Services

When you use our interactive services, powered by, you can manage your homes security, energy and automation directly from any smartphone, computer or other web-enabled device.
Interactive Services allow you to have complete control of your home.  Here are a few of the ways interactive services can help:

  • Interactive Locks - Eliminates Keys, Can be programmed to disarm security system
  • Interactive Alarm System - disarming to allowing contractors access without your physical presence
  • Interactive Thermostat - Save on heating and cooling costs, while still having your home at your preferred temperature by the time you arrive
  • And so many more! Contact us to discuss your specific needs with a specialized consultant
Wayne Shearer, President
Choosing the right security dealer is very important.  I know how difficult it can be to select a security integrator that is both knowledgeable and trustworthy.  We would like to prove to you that we are a trusted security integrator that will deliver top-notch installation and upgrades, within your budget.  And that's why I'm offering you a free 75 Point "Home-Safe-Home" Security Audit of you home, condo, apartment or other abode.

Our comprehensive security audit, that we've designed and developed here at Shearer Security will identify all the "weak spots" and safety valnerabilities on your property.  I wan to, first, identify the security problems you have and, second, demonstrate to you our knowledge and expertise.  We beleive in educatin our prospective clients so YOU can make well-informed decisions about the safety and security needs for your unique property... and that's exactly what this audit will do!  You will receive all the information needed to provide the right security system for you.

Visit Our Giant Showroom:
5450 Derry Street 

Harrisburg, PA 17111  




Shearer Security Devices
5450 Derry Street - Harrisburg, PA

Shearer Security Devices and Shearer Locksmith has been serving customer in the Harrisburg area and Central Pennsylvania since 1988. Although we have slightly adjusted our name over the years, you will always get the same fast, professional service you have always received.

Our affordable burglar alarm monitoring and fire alarm monitoring and exceptional customer service sets us apart from other security providers.  We offer complete security solutions to protect your home or business from modern security threats.  By choosing Shearer Security Devices you will receive the best service in the industry.  Our custom tailored fire alarm systems, burglar alarm systems and surveillance systems are designed to meet your specific security requirements.

Pennsylvania Contractor Licence


We have 8 fully stocked service vehicles available 24 hours a day, 7 days a week with same day service when and where you require it.

Shearer Security Devices is a Full Service Security Provider and has specialists in the following areas:

  • Burglar Alarm Monitoring
  • Fire Alarm Monitoring
  • Access Control
  • Video Surveillance Camera Systems
  • Covert Hidden Camera Systems
  • UL Alarm Monitoring
  • Intercom Systems
  • Security Solution Solving
  • IP (internet) Surveillance Cameras
  • Internet Alarm Monitoring (No Phone - No Problem)


Shearer Security Devices will come to you wherever you are, but our standard service areas include:

  • Harrisburg
  • Camp Hill
  • Mechanicsburg
  • York
  • Hershey
  • Lancaster
  • Lebanon
  • Middletown
  • Carslisle
  • All Points In Between
  • If you are in Pennsylvania give us a call and we will provide a quote to service your location.  We do a whole lot more than just Harrisburg alarm systems.
We here at Shearer Security Devices are best know for our Harrisburg alarm systems and Camera Systems, but we have installed thousands of alarm systems, surveillance camera systems and access control systems throughout Pennsylvania.  We will install in both commercial and residential properties and have many customers with both business and home alarm system.  Our technicians are certified by the NFBAA and NAA and are held to strict installation standards to provide the best quality and best service to all of our customers.  If you are in the market for a new business or home alarm system, video surveillance system, hidden camera system or access control system, give us a call for a free quote today.  We are NOT a high pressure company and our sales staff is very personable and easy going.