Nice vintage 4 pole GRS signal relay with a 4 ohm coil. Tested and working, dusty from use but otherwise in great condition.
General Railway Signal Type T, Class H, Thermal Railroad Relay Tested
Type K DC Shelf Relay 53000-137 General Railway Signal Railroad Signal 50-50
General Railway Signal GRS Type B Relay 500 Ω ohm 56001-783-GR2
Vintage General Railway Signal Company Type W Size 2, 54250 AC Relay Pat. 1953
Vtg GRS General Railway Signal Company Railroad Switch Train Relay/Type K Size 2
GRS General Railway Signal Company Railroad Switch Train Relay Type K K2
