Tom Austen is one of our Site and Service Test Engineers. Meet Tom in the latest instalment of our 'My Castlet Stories' series.

Discover the benefits of upgrading from single phase to three phase power for modern ESP systems with Castlet. Find out more.

Industrial equipment is built to last, but lasting performance doesn’t happen by itself; it depends on having access to the right parts, expertise and support when it matters. Discover why today.

Discover how to keep your legacy ESP power systems running safely for longer. Read our guide today to find out more.

Ian Melton has been a core part of the team at Castlet for three decades. Meet Ian in the latest instalment of our "My Castlet Stories" series.

Electrostatic precipitators (ESP) depend on reliable power systems to maintain effective performance in a range of industrial environments.

Discover how three phase power helps our clients to achieve the best balance of performance, reliability, and cost effectiveness in their industrial operations.

One year ago, we took an exciting step in our journey by becoming an employee-owned company. Twelve months on, we’re proud to reflect on what that decision has meant for our people, our clients and our future. 

Planned maintenance vs emergency callouts: How to prevent failures in ESP power control systems