Power Supply Unit E145 Serial No. 19704, manufactured by Fielden (Electronics) Limited Fielden power supply circa 1950-1970
Five power supply units, type E155 (chassis only). Made by Fielden Electronics Five Fielden power supply units 1955-1960
Two Sangamo Weston resistance elements, form 4 with cable. Made by Fielden Electronics Two Sangamo Weston resistance elements 1955-1960
Maxiscale temperature controller, range 0-200*F. By Fielden Electronics Fielden Maxiscale temperature controller 1958
Tektor Minor proximity switch, low level, type M10 4L. Made by Fielden Electronics Tektor Minor M10/4L proximity switch 1958
Tektor Minor proximity switch, low level, type M10 4L. Made by Fielden Electronics Tektor Minor M10/4L proximity switch 1958
Tektor 62A unit connected with electrode, manufactured by Fielden Electronics, England Fielden tektor 62A unit