Rectifier
Mercury Vapor
The National Electronics NL617 / 617 Vacuum tube is a
sturdy mercury vapor rectifier with a mogul screw base.
It is designed especially for industrial rectifier
applications at 250 and 600 Volts DC and is mercury vapor
filled for high efficiency, long life and the ability to
withstand high peak inverse voltages.
Electrical Data:
Heater Voltage .................................. 2 V
Heater Current .......................... 10 To 13 A
Substitutes ......................................
617, NL617