Namibia Imports from Zambia of Thermionic, Cold Cathode or Photo-cathode Valves and Tubes was US$359 during 2014, according to the United Nations COMTRADE database on international trade. Namibia Imports from Zambia of Thermionic, Cold Cathode or Photo-cathode Valves and Tubes - data, historical chart and statistics - was last updated on May of 2024.