DESCRIPTION The CBOX-04B is a high-performance manual RF shielding box designed for reliable testing of large wireless communication devices. Featuring a spacious internal working area and excellent shielding effectiveness, it is an ideal solution for RF, EMI, and EMC testing in both R&D and production environments. Built with a die-cast alloy enclosure, the CBOX-04B offers outstanding shielding integrity and long-term mechanical stability. The shielding box supports flexible I/O interface configurations, allowing seamless integration with a wide range of test instruments and application scenarios. Typical Parameters Model: CBOX-04B Operation: Manual Enclosure Material: Steel or Aluminum Alloy Shielding Effectiveness: >80 dB (500 MHz – 6 GHz) Optional: Filter modules available Interface Options RF Connectors (50 Ω): SMA–SMA ×8 RJ45: ×12 AC Power Filter Modules: 80–220 V wide-range input ×4 HDMI: ×2 Environmental Conditions Operating Temperature: –30 °C to +40 °C Ideal Applications Routers and access point (AP) devices Tablet PCs and mobile terminals Navigation systems and automotive electronics Cordless phones and wireless communication devices RF / EMI / EMC compliance and pre-compliance testing https://ge-emc.com/product/shielding-box-cbox-04b/