
How to Read a Compressor Spec Sheet (And Avoid a Costly Sizing Mistake)
For UK maintenance managers and engineers, misunderstanding an air compressor’s spec sheet can be one of the costliest mistakes you’ll
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J Ll Leach has provided a variety of compressed air, gas, fluid power and energy saving solutions since 1936 from our Stoke on Trent HQ. Our success is due to experienced staff, quality products, large stocked warehouses and a high level of customer service.


At J Ll Leach, we proudly serve businesses across the Midlands and beyond with expert air compressor sales, servicing, and support.
With offices in Stoke-on-Trent, Shrewsbury, and Birmingham, we’re strategically positioned to deliver top-quality solutions wherever you need us. Our comprehensive services include breathing air quality testing, air leak surveys, and supplying trusted brands like Festo, Spirax Sarco, and PCL Pneumatic Components.
At J Ll Leach, we proudly supply high-performance Atlas Copco air compressors to businesses across the Midlands. As a trusted name in the industry, we specialise in delivering energy-efficient compressed air solutions tailored to your operational needs. Whether you’re looking to upgrade your existing system or require a reliable new installation, our team is here to help.
Our range of Atlas Copco compressors includes:

For UK maintenance managers and engineers, misunderstanding an air compressor’s spec sheet can be one of the costliest mistakes you’ll

When it comes to picking an air compressor, the first big choice is how it’s driven. This drive system –

The pressure switch on an air compressor might be a small part – but it does an important job. Think