Intertech Rail since its foundation in 2004 manufactures Fail Safe Rail Relays that are widely used in all types of railroads.
This type of relay with more than 300 types of variations are all fail safe, that is, any problem, any breakdown in the equipment, it uses gravity to get into the safest position.
This type of relay has a wide usability in the railway industry for its safety guarantee for many years.
Intertech Rail manufactures all types of rail relays to order, the main types being the B1 and B2 types that you can find in the following catalogs.
However, all the old relays you can find at Intertech Rail, just ask for a quote and the Relay Part Number you need.