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For more than 70 years, API Technologies’ high-reliability systems, subsystems, and components have been used in key defense and government programs throughout the world. API’s proven experience and dedication to an innovative customer-first approach continues to deliver reliable products for the military, government and security industries.

API’s diverse product portfolio of RF, microwave, microelectronic, optical, and electromagnetic solutions are designed to meet the emerging needs of today’s demanding military requirements where there can be no compromise on reliability, accuracy, and quality. API helps our customers safeguard the world’s most sensitive information through our security solutions that protect against the growing threat of covert surveillance, eavesdropping and hacking attempts.

API Technologies’ IMAs and subsystems utilize advanced technologies to achieve narrow or wide bandwidths from DC to 50 GHz.
RF & Microwave components are easily integrated into existing systems or block diagrams.
Custom microelectronic solutions, hybrid assemblies, microcircuits and multi-chip modules designed and manufactured in one of API Technologies’ MIL-PRF-38534 Class K certified facilities.
API Technologies' high-speed electrical-to-optical and optical-to-electrical conversion solutions and optical/optoelectronic transmit and receive solutions
Browse our line of EMI Power Filters to find the ideal method to filter the AC or DC power entering your system to prevent radiated or conducted EMI with our line of standard power filters and custom power solutions.
API Technologies manufactures a a broad range of custom and off-the-shelf EMI filtering options to meet your design EMC requirements.
Inside every EMI filter is a ceramic feed-through capacitor.
API Technologies' custom filtered & unfiltered EMI connector offerings are fully vertically integrated.
A broad range of custom magnetic devices including current transformers, power inductors, chokes, air coils and custom application-specific solutions.
API Technologies' Emcon and SST Brand TEMPEST products safeguard the world's most sensitive information my shielding IT systems and confidential data from those who may do harm.
ION products enable privileged users to access sensitive data and critical systems easily, dynamically and securely.