Contact Us
close
We supply a wide range of different types of motors including synchronous and asynchronous AC motors, brushed and brushless DC motors, and EC motors
UK Next Day Delivery
Expert Advice
No Min Order Charges
Technical Support
Flexible Payment Terms
Over 40 Years Experience
E. Preston Electrical

Motors

What are the different types of Motors?

AC Motors (Alternating Current)

Synchronous Motors:

  • Excited Synchronous Motor: Requires a separate DC supply for the rotor.
  • Reluctance Motor: Uses magnetic reluctance to generate torque.
  • Hysteresis Motor: Utilizes hysteresis in the rotor material for smooth operation.

Asynchronous (Induction) Motors:

  • Squirrel Cage Induction Motor: Commonly used due to its simplicity and durability
  • Slip Ring (Wound Rotor) Induction Motor: Allows for control of the rotor resistance

DC Motors (Direct Current)

Brushed DC Motors:

  • Series Wound DC Motor: High starting torque, used in traction applications.
  • Shunt Wound DC Motor: Constant speed, used in applications requiring stable speed.
  • Compound Wound DC Motor: Combines series and shunt characteristics.

Brushless DC Motors:

  • Permanent Magnet DC Motor (PMDC): Uses permanent magnets for the rotor.
  • Coreless or Ironless DC Motors: Lightweight and efficient 

EC Motors (Electronically Commutated)

  • Energy Efficiency: EC motors consume less power compared to traditional AC motors, making them ideal for HVAC systems and industrial applications.
  • Brushless Design: Unlike conventional DC motors, EC motors use electronic commutation instead of carbon brushes, reducing wear and maintenance.
  • Integrated Electronics: They have built-in controllers that optimize performance and allow for variable speed control.
  • Compact & Versatile: EC motors are commonly used in fans, pumps, refrigeration systems, and ventilation units
Motor 3

What Do We Supply?

We supply a wide range of motors for a variety of applications.
These include:
AC Motors
DC Bushless Motors
DC Brush Motors
EC Brushless Motors
High-power Density Motors
Stepper Motors
Servo Motors

Why Choose E. Preston?

Since our inception in 1980, our business focus has been on providing two things: a reputation for outstanding customer service, and an unbeatable range and stock of electrical and electronic components.

We feel we have achieved that at E Preston, and that probably explains our company growth over the years. We do not want to become complacent though, and we always work hard to exceed customers’ expectations when they deal with us, if we can.

Our service is unashamedly a little old fashioned, ensuring we follow up on promises to customers, and phoning back when we said we were going to. We also do our best to ensure the customer receives their order next day. You can also talk to us about flexible payment terms, if needed.

Please contact us if you need technical assistance about them or any of our products – our team of expert operatives will be happy to help.

to discuss your needs.

Featured Products

Manufacturers

News

October 7, 2025

Wieland gesis® MINI Installation Connector

Image
Wieland mini pic

GESIS MINI meets the highest standards for plug-in electrical installations to provide maximum efficiency, reliability, and flexibility.

This installation connector system combines minimum dimensions with maximum flexibility. The gesis® MINI is ideal as a space-saving electrical installation system as well as for connections inside equipment or as an equipment connector – both outside and inside fixed installations.

A True All-Rounder:

  • Suitable for use as installation material in fixed installations.
  • Suitable as an equipment connector in accordance with the requirements of the fixed installation.
  • Suitable as secure connection material inside electrical equipment
Wieland mini tech2
Wieland mini tech

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

MORE
September 29, 2025

Finder OPTA 8A Series of Programmable Logic Relays

Image
Finder1 opta
Finde2 opta
Finder3 opta

Enquiry Form: https://www.epreston.co.uk/contact/

Home Page: https://www.epreston.co.uk/epblog/

MORE
See all news
Privacy Policy

© E. Preston (Electrical) Ltd 2025.

UK distributor of electrical and electronic components.

Website built and optimised by Miltec Digital

Get In Touch

Fill in your details to request a call from one of our sales representatives.
E Preston Contact Form
chevron-leftchevron-right linkedin facebook pinterest youtube rss twitter instagram facebook-blank rss-blank linkedin-blank pinterest youtube twitter instagram