WE INSTALL HOME AND BUSINESS ALARMS ANYWHERE IN THE UNITED STATES!

 National Security De uses only top name equipment and  manufacturers when protecting your valuables from break ins.

The following 2 equipment manufacturers are used to provide you peace of mind

1. Honeywell          2. GE

Wireless and Hardwired systems are available

Limited Time Offer

Most systems installed within 48 hours

Basic security alarm installation

4- door contacts  1 - pet immune motion sensor  1- keypad 

1- siren

backup battery, phone connection and

1 keychain remote

installed including equipment for only

$99.00        $49.95!!!

*monitoring with lifetime warranty for only $31.95 per month

monitoring price guaranteed for up to 5 years!

302-598-2144

National Security has been Protecting the homes and businesses in Delaware since 1997.

The philosophy of National Security has always been excellent service, quality alarm products for a fair price.  All of our customers are treated like family, and if there is any question not answered by one of our capable salespeople, we invite you to call the President directly.  National Security will always retain the Local edge because each of our salespeople and technichians live, work, shop and  raise their families in the same area as you and your family.

Thank you for putting your faith and trust in National Security!