
Sierra Microwave Technology, part of HEICO's Electronic Technologies Group, offers core product lines: isolators, circulators, equalizers, filters, PIN-diode switches.
sierramicrowave.comCrawled Nov 4, 2026
Worldwide Leaders in the Design and Manufacturing of Passive Microwave Components for use in Space, Military, Scientific, and Commercial Applications
Worldwide Leaders in the Design and Manufacturing of Passive Microwave Components for use in Space, Military, Scientific, and Commercial Applications
Sierra Microwave, a subsidiary of HEICO, supplies critical components for NASA’s James Webb Space Telescope. The parts are designated as flight-critical, ensuring mission-critical functionality in space. The company contributes to advanced space exploration technology through precision engineering.
Jan 2022newswire.comNews article
HEICO Corporation celebrates NASA and JPL’s successful landing of the Mars Perseverance rover, with four of its subsidiaries supplying critical components for the mission. The achievement highlights NASA and JPL’s technical expertise amid global challenges. The rover’s landing marks a milestone in space exploration.
Feb 2021nasdaq.comNews article
HEICO’s subsidiaries provide components for NASA’s *New Horizons* spacecraft ahead of its July 2015 Pluto flyby. The mission marks the first close encounter with Pluto, offering unprecedented data on the dwarf planet’s surface and atmosphere. HEICO’s contributions support critical spacecraft systems during this historic exploration phase.
Jul 2015SpaceNewsNews article
HEICO’s Electronic Technologies Group acquires an 80% stake in Sierra Microwave Technology from its management team. Sierra specializes in designing and manufacturing microwave components for satellites and military applications. The deal expands HEICO’s portfolio in high-frequency electronics.
Feb 2004aviationweek.comNews article