SOURCE: Princeton Security Technologies, Inc.

April 28, 2011 11:55 ET

Princeton Security Technologies (OTCBB: PSGY) Secures Contract for Custom Radiological Sensors for Radiation Tests in the Ocean Outside Japanese Nuclear Crises Area

PRINCETON, NJ--(Marketwire - Apr 28, 2011) - Princeton Security Technologies, Inc. (OTCBB: PSGY), a leading developer of Radiation Isotope Identifiers, Radiation Area Monitors and High Purity Germanium detector technology for Nuclear Power plants, homeland security, National Research Laboratories, security OEM systems integrators, hospitals and overseas nuclear safety agencies, received a multi-unit custom design contract from prominent Robot manufacturer for Special Compact Low-Powered Nuclear Isotopic Identifiers used in Japan nuclear crisis.

PSGY's robot customer designs and produces a long-range, high endurance UUV (Underwater Unmanned Vehicle). This UUV measures temperature, salinity and other quantities in the ocean, sending back data using global satellite telemetry; and now PSGY's radiological isotope identification hardware will add important nuclear detection capabilities. These UUVs are delivered to customers worldwide, including the U.S. Navy, government agencies and research organizations, and will be deployed along the shores of Japan's Fukushima reactor. "Our technology, in partnership with our customer, will help to monitor and protect the lives, food supply, and livelihood of the Japanese citizens stricken by this disaster," states Alex Palm, Vice President of Marketing of Princeton Gamma-Tech Instruments, Inc.

Princeton Security Technologies, Inc. (OTCBB: PSGY), a leading supplier of Gamma-ray Detectors, Radiation Detection Area Monitors and Radioactive Isotope Identifier Devices (RIID) through its wholly-owned subsidiary Princeton Gamma-Tech Instruments Inc. (PGT), announced that the sales revenue from these orders will start during the 2nd quarter of 2011. Additional delivery requirements are expected through FY11. Additionally, PGT has already received multiple orders related to Japan Nuclear crisis, total order backlog exceeding $1.5 million in sales, with several additional contracts in negotiation.

About Princeton Security Technologies Inc.:
Princeton Security Technologies, through its wholly owned subsidiary, Princeton Gamma-Tech Instruments, Inc (PGT), is a supplier of X-ray and Gamma-ray Detectors, Spectroscopy systems, Radiation Detection Area Monitors and Radioactive Radioisotope Identifier products. The Company serves a broad customer base in scientific research, industrial materials analysis, and Homeland Security. PGT has its headquarters with highly skilled R&D and manufacturing staff in its Princeton facility.

Further information regarding Princeton Security Technologies can be found at www.PGT.com and investor contact: investorrelations@pgt.com; Trupti Mehta (609) 924 7310

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