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Order by 4pm for same-day shipment from the UK

Welcome to 999 Inverters

Industrial Inverters, Accessories and more

999 Inverters is the specialist inverter division of 999 Automation – Europe’s fastest-growing on-line specialist industrial automation supplier. 999 Inverters provides 24 hour availability from UK stock of ac inverter drives, variable frequency drives, cooling enclosures and associated products from the market leaders in the inverter world.

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New Ranges

The Schneider Altivar ATV930 Process Drives are high performance inverter drives for demanding applications ranging from 1HP to 500HP. These advanced drives have been design for precise motor control with embedded functionality to support many applications from Hoisting and Artificial Lifts.

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Popular Ranges

The Mitsubishi FR-D700 range is a top level of driving performance in compact body. With excellent usability, enhanced expandability, ensured maintenance and environment-friendly. These drives can help improve any system.

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Recent blog posts

Altivar 600 improves the pumping driveline

Published on 22/03/18

Most VSDs combine with other electromechanical or mechanical devices to form a driveline. However, in pumping systems, inefficiencies can reduce performance of the driveline. For example, a mismatch between the pump deployed and the actual system need...

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Avoiding installation issues with PWM inverters

Published on 15/03/18

Variable speed AC drives have become very popular because of their energy efficiency. Additionally, they offer flexible control of processes and machinery using maintenance-free AC motors. AC drives use power switching techniques and generate high rates...

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Process orientated drives for IIoT

Published on 20/12/18

By enhancing traditional technologies with more intelligence, connected solutions are transforming the workplace. Digitisation of automation devices like VSDs ensures they can output data in a computer recognisable form. Hence, the resulting connected...

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