Products of Military Grade

Harsh Environment, Extrem Temperature

Data Bus Coupler

By integrating the data bus transformer, the data bus transform is compliance with military data bus standards of MIL-STD-1553 (US) and GJB289A-97 (CHINA). The product secures the stable data transmission in aviation and aerospace applications.


  • Available products in 1 Mhz- and 4 Mhz-Series
  • Complete product line of customized and military standard units
  • Compliance with MIL-STD-1553A and GJB289A-97(CHINA)
  • -55°C to +130°C operating temperature range
  • Built and tested according to MIL-PRF21038 (US), MIL-STD-202, and GJB1521-92(CHINA)
  • Cross-reference with many competitors (contact us for more details)





Crootem offers quick prototyping service, with very low cost. For more information, Contact our sales personals: