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Info Hub

Info Hub


Castle Pumps Ltd are a market leader in the marine and industrial pump industry and therefore have vast amounts of knowledge on pumps, and the like. This section of the website provides you with information to help you with your pump selection process, ensuring that the specifications you require are met. The info hub also provides pump aftercare information and handy tools such as unit conversion!

Pump Ordering Guide

Pump Ordering Guide

With so many pump types, material options and performance specifications it can be difficult to ensure you are buying the right pump - and with factors such as application suitability and pump lifespan also to consider, the purchasing process can be even more difficult. So if you're unsure on the exact pump you require, Castle Pumps have put together the 'pump ordering guide' to help you find a pump that meets your specific requirements.

Read our pump ordering guide

Pump Specification Form

Pump Specification Form

To make it as easy as possible for the customer, Castle Pumps have devised a pump specification form that prompts the user for the information required to specify a pumping solution that matches their requirements. Upon receipt of the form, Castle Pumps would devise a technical solution, which may include more than one offering, that would then be provided to the customer for verification.

Download specification form

Understanding Azcue Pump Model Numbers

Understanding Azcue Pump Model Numbers

A pump name plate and the letters and numbers on it can tell you a lot about a pump (if you know what to look for)! A combination of two letters will give you the pump type and a further two letters will let you know if an additional priming pump is present. Following this are a selection of numbers and letters and these will give you an insight into the pumps specifications. Find out more in this handy guide on understanding pump model numbers.

Read more on pump model numbers

Serial Numbers – The Fingerprints of the Pump World

Serial Numbers – The Fingerprints of the Pump World

Knowing the serial number of your pump is important for when calling suppliers, as this is likely to be the first thing they ask you for. Every pump is different, so by having the serial number it can quickly help them to locate the relevant information, therefore quickly helping you along with replacing an existing pump or sourcing spare parts. This guide will help you locate the necessary information such as model and serial number for our most popular pumps.

Read more on the fingerprints of the pump world

CAT Pump Maintenance and Spare Parts

CAT Pump Maintenance and Spare Parts

With CAT Pumps built to offer efficient, long life performance it's vital that you keep up to date with maintenance and change spare parts when required. This guide to CAT pump maintenance and spare parts offers all the information you will need for servicing and replacing parts on your CAT pump, from what to look out for, how to locate model numbers and the typical schedule you should follow.

Read more on CAT pump maintenance & spares

Pump Maintenance – Why, When and How!

Pump Maintenance – Why, When and How!

Pumps are a key part of any industrial plant or factory and downtime of a pump can be costly. Therefore, it's important for pump maintenance to be carried out so that downtime can be limited. There are two classifications of pump maintenance; corrective and preventive. Despite corrective maintenance being a quick solution to a problem, it doesn't deal with preventing it from happening again, whereas preventive maintenance does.

Read more about pump maintenance

7 ways to improve the energy efficiency of your pump

7 ways to improve the energy efficiency of your pump

The environmental impact of activities, products and services is measured and monitored now more than ever, especially within the marine and industrial markets. This along with the ever increasing need to reduce costs, means energy efficiency is an important factor - especially where your pumping system is concerned. In this article we discuss 7 ways that you can improve the energy efficiency of your pump...

Read more on how to improve energy efficiency


      Castle Pumps are fully accredited to enable you to buy with confidence. Our accreditation includes:

Our accreditation