Serving Billerica and Northern Massachusetts
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Central Station Monitoring

We take great pride in our ability to provide the highest quality central station monitoring for your alarm system for the lowest possible price.  Our rates are the lowest in the industry and uses technology and expertise to be better, faster, and more affordable than our competition.

Fastest Response Times. Lowest Rates. Highest Quality Monitoring Services.

Our Monitoring’s Central Station uses the industry’s highest quality, UL Certified digital alarm receivers.

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Alarm Monitoring Services


Starting at

$30 per month*

*Paid yearly. Service agreements are extra, contact us for an estimate.

Contact Us
Our TMA 5 Diamond Central Monitoring Station Specifications:

CS Security Office

Our 16k sqft. building can withstand a category 5 Hurricane (winds exceeding 156 mph) & an F4 Tornado (winds up to 258 mph) because it has no uplift.


  • Two steel decks
  • One inch plywood with fire retardant
  • Trusses are Cold Rolled Steel (strongest trusses ever made)
  • Roof is sprayed with Icynene insulation with fire retardant
  • Trusses are welded to plates then rebar in walls to footings


  • Exterior block walls are 12 inch solid poured with reinforced rebar every 30 inches
  • Steel doors with 7 screws in hinges
  • Windows are ¾ plated glass with burglar protection
  • 15 HD IP cameras
  • 3 generators (3000 gallons of fuel for up to 27 days with no power)
  • 1 well with clear water
  • 6 foot footings from floor
  • Double door entrances (mantraps) with key fob


  • Server room with redundant climate control
  • Interior has 3 sections that are rebar reinforced solid poured 8 inch block
  • 8 HD cameras
  • Fire retardant carpet
  • Metal studs in walls
  • Electronic access control to all rooms
  • Biometric access control to the Central Station

Safe, Secure and In Control

Charlesgate Systems does a lot more than just alarm systems. From video surveillance to home automation, we offer:

  • Fire Alarm Systems
  • Burglar Alarm Systems
  • IP Video Systems
  • Environmental Systems
  • Access Control Systems
  • Backup Communications
  • Home Automation Systems
  • Central Station Monitoring
  • Computer Network Wiring
  • Water Alarms
  • Temperature Alarms
  • Home Entertainment
  • Business A/V
  • Access Control
  • Remote Video Surveillance
  • Personal Emergency Response
  • Lighting / Heating Control
  • Phone & Network

Opening Hours

Mon-Fri 9am - 6pm
Saturday 10am - 3pm
Sundays CLOSED
Emergencies 24/7

MA Lic. 872C & 2182D

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330 Boston Rd Suite 15
Billerica, MA 01862
Ph: 978-566-9498

About Us

For over 30 years, Charlesgate Systems has served the greater Billerica area of Massachusetts with distinction. Family owned and operated, read more...