Henry Williams Limited have provided engineering excellence within the rail industry manufacturing signalling equipment since 1883. Some of the original products are still manufactured at our Darlington works.
One of our main activities is the design, manufacture, installation and continued maintenance of level crossing protection and signalling systems for preserved railways and private industrial sites including ports, power stations and depots.
Our level crossings protection systems come in 2 forms:
- Standard Network Rail relay interlocking
- PLC controlled