Ranatec Introduces EMI Ventilation Panel with High Shielding Efficiency up to 9 GHz

Ranatec Introduces EMI Ventilation Panel with High Shielding Efficiency up to 9 GHz

Ranatec, a part of the Qamcom Technology AB group and supplier of specialized test and measurement equipment for RF and microwave applications, announced its latest product innovation, the RI 4901 EMI ventilation panel. Developed for test houses and wireless device vendors, the high-performance EMI ventilation panel provides a robust 105 dB shielding efficiency at frequencies up to 9 GHz. The new panel has already been delivered to major Telecom customers in Europe and the US.

Magnus Kilian, CEO at Ranatec said that their new RI 4901 high-performance EMI ventilation panel puts Ranatec one step closer to be the “one-stop-shop” for RF-shielding test and measurement. The RI 4901 furthers Ranatec’s commitment to providing state-of-the-art, modern products and services to fit the evolving needs of their global customer base. Sold separately or as an accessory to the Ranatec RF-box, the Ranatec RI 4901 EMI ventilation panel is designed for use in the most demanding shielding applications. Delivering up to 9 GHz the shielding efficiency is 105 dB. The panel is designed to fit 80×80 mm standard computer fans.

Key Features

  • 105 dB shielding up to 9 GHz
  • Fit standard fans, 80×80 mm
  • Easy to mount

Key Specifications

Shielding, up to 9 GHz  

105 dB

Shielding, 20 GHz 

90 dB

Shielding, 40 GHz

70 dB

Dimensions (WxLxT)

85 x 85 x 9 mm


0.08 kg




The Ranatec EMI ventilation panel is typically mounted on shielded boxes or shielded rooms in combination with a ventilation fan. The ventilation panel enables outstanding ventilation of shielded boxes while maintaining superior RF/EMI shielding.

Quality assurance

Ranatec is ISO9001:2015 certified and offers specialist services within eight defined domains to a global customer base including the world’s leading electronics manufacturers.

Publisher: everything RF