Established in 1987, Philadelphia Detection Systems was the first licensed fire alarm contractor in Philadelphia and the surrounding South of your fire, security, card access, intercom, and camera system needs. Led by President Stuart N. Rosenberg, their

insured, and our professionals specialize in security cameras, alarms, intercom door access systems, structured cabling, networking, and telecom services

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security alarm monitoring. We offer both wired and wireless cameras, professional installation, repair and upgrade of existing systems, as

the installation and maintenance of fire alarms, security systems, intercom systems, and camera surveillance systems. You can trust our team to

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