Power Grid Devices Eimac
Science - Switch Tubes
| Product Description | Emitter | Cooling | Eb,kV | Ib,A | Po (kW) | Model Number |
| 4CPL1000C air or oil cooled Tetrode | Oxide | Air or Oil | 17.0 | 6.0 | 93.0 | 4CPL1000C |
| 4CPW10,000R/9016 water cooled Tetrode | Thoriated | Water | 20.0 | 20.0 | 370.0 | 4CPW10,000R/9016 |
| 4CPW1000KA/9009 water cooled Tetrode | Thoriated | Water | 120.0 | 50.0 | 5800.0 | 4CPW1000KA/9009 |
| 4CPW1000KB water cooled Tetrode | Thoriated | Water | 150.0 | 45.0 | 6600.0 | 4CPW1000KB |
| 4CPW100KA/Y-841 water cooled Tetrode | Thoriated | Water | 90.0 | 50.0 | 4350.0 | 4CPW100KA/Y-841 |
| 4CPW300,000A/9008 water cooled Tetrode | Thoriated | Water | 83.0 | 70.0 | 5600.0 | 4CPW300,000A/9008 |
| 4CW30,000B water cooled Tetrode | Thoriated | Water | 35.0 | 30.0 | 960.0 | 4CW30,000B |
| 4CX5,000R/8170W air cooled Tetrode | Thoriated | Air | 12.0 | 12.0 | 120.0 | 4CX5,000R/8170W |
| 8973 water cooled Tetrode | Thoriated | Water | 50.0 | 350.0 | 16100.0 | 8973 |
| ML-6544 air cooled Triode | Oxide | Air | 18.0 | 65.0 | 1000.0 | ML-6544 |
| Y-546 air cooled Tetrode | Thoriated | Air | 50.0 | 35.0 | 1640.0 | Y-546 |
| Y-647 water cooled Tetrode | Thoriated | Water | 50.0 | 35.0 | 1640.0 | Y-647 |
| Y-690 air cooled planar triode | Oxide | Air | 12.0 | 8.0 | 72.0 | Y-690 |
| Y-810 conduction cooled planar triode | Oxide | Oil | 85.0 | 2.0 | 140.0 | Y-810 |
| Y-820 conduction cooled planar Triode | Oxide | Oil | 25.0 | 8.0 | 120.0 | Y-820 |
| Y-847A conduction cooled planar Triode | Oxide | Oil | 100.0 | 1.0 | 120.0 | Y-847A |