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Product Name: Electron Tube 8t85rb Industrial High Frequency Heating Model NO.: 8T85RB Material: metal- Ceramic Power Level: High Power Encapsulation Structure: metal- Ceramic Structure: metal- Ceramic Working Frequency: High Frequency Function: High Frequency Generator for Oscillator Cooling Method: Air Cooled Tube Shielding Type: Sharp Cutoff Shielding Tube Shape: metal Porcelain Tube Trademark: Beijing Jenerator Transport Package: Suitable for Long-Distance Transportation Specification: Output power 12kW Origin: China HS Code: 8540890090 Product Description Triode 8T85RB is a forced air cooled,ceramic-metal triode containing a thoriated tungsten cathode with the maximum output power up 12kW, and is designed for mainly used in industrial high frequency heating service as an oscillator. GENERAL CHARACTERISTICSFilament Voltage 12VFilament Current 40 AAmplification Factor 21Transconductance (Ia=1A) 11mA/VInterelectrode CapacitanceGrid-Anode 16 pFGrid-Cathode 22 pFAnode-Cathode 0.9 pFMaximum Operaitng Frequency 45MHzOperation Position Vertical/ Anode downCooling Forced AirMinimum cooling air flow 22m3/minMinimum static pressure 392 PaMaximum inlet air temperature : 40ºCMaximum working temperature on the core of radiator250ºCMaximum Grid and Cathode Seal Temperature250ºCMaximum Envelope Temperature 250ºCMaximum Height 303 mmMaximum Diameter 204.5 mmNet Weight 9 kg approx. 4CX150F 4CX250B/FG 4CX300A 4CX350A/F4CX1000A 4CX1500A/B 4CX3000A 4CX5000A4CX10000D 4CX15000A 4CPX150K 6T51 7T62RE3062 7T69RB 7T84RB 7T85RB 8T25RA 8T85RB8T87RB 3CX800A7 3CX1500A7 3CX2500A3/F3/H33CX3000A1/A7/F1/F7 3CX4500F3(YU-108)3CX6000A7(YU-148) 3CX10000A3/A7/H33CX15000A3/A7/H3 3CX20000H3 3CW30000H33CW40000H3 3CW45000H36T51 7T62R(E3062C) 8T25RA8T85RB 8T87RB7T69RB 7T84RB 7T85RB 3CX800A7 3CX1500A73CX2500A3/F3/H33CX3000A3/F7/A7 3CX4500/F3YU-108 3CX6000A7(YU-148) 3CX10000A3/F3/H33CX15000A3/F3/H3 3CX20000H3 3CW30000H333CW40000H3 3CX45000H3 BW1184J2 BW1185J2BW1608F RS3060CJ RS3500C TH382 TH347 TH5-6ITL5-1 TH6-3AMicrowave CW Magnetrons:2450MHz 850W 950W 1000W 5KW 10KW,915MHZ 5KW 30Kw,At the same time, please be kindly to provide us your type needed, and then we can give you our similar products to replace it!