This 4MHz quartz crystal resonator is of the standard HC49U type. The wire-ended component has a build-quality and specification that makes it ideal for use in industrial applications. * Frequency tolerance 20ppm * Excellent stability * Cropped lead * Excellent aging * Temperature range –20°C to +70°C * Parallel resonant type https://elecena.pl/product/27279074/act-4-00mhz-hc49-u-20-30-crystal-20ppm 2024-11-14 https://elecena.pl/product/27279074/act-4-00mhz-hc49-u-20-30-crystal-20ppm 2026-07-18