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Surge Protection Products

Lightning Striking Over Buildings - PD Devices Building Lightning and Surge Protection



Providing the very best in SPDs for your building needs, whether it would be Hospitals, Airports, Stadiums, Goverment / Council buildings, Universities, Schools, Colleges, Housing, public or private, if you need a building protecting, we have the solution.

If you are not sure what you require, we are here to help. +44 (0) 1364 649248

Lightning Striking in Distance by Railway Tracks - PD Devices Rail Transport Surge protection

Rail Transport

Rail & Tram

With the drive towards the expansion of the electrification of the rail networks, Surge Protection is required more than ever.

Some of our projects include:

Network Rail - London Underground - Dutch Railways - Vancouver Monorail - Malaysian Monorail - Mexico City.

Lightning Striking Data Servers - PD Devices Data Networking Telecoms Surge Protection

Data & Telecoms


With global communications networks growing each year any electrical power problems detrimental to any data-communications network.

A lightning strike or any type of power surge that lasts just one-millionth of a second can cause major damage.

We will have a solution!

Lightning Strike Over Military Ship - PD Devices Ministry of Defence Surge protection

Ministry of Defence

Electro Magnetic Pulse (EMP)

We manufacture a wide range of products to protect against the effects of high altitude detonation of Nuclear devices. 

EMP can affect several thousands of square kilometres, with a magnitude of tens of kilovolts causing major damage to Energy Power Supplies & Communications Systems.

Renewable Energy Surge protection


solar, wind & hydro SPDs

The renewable energy industry is made up from many different kinds natural sources, from the sun for solar (photovoltaic) energy, wind (wind turbines) and water (hydro electrical plants) all of these need surge protecting.

See our range here.

Electrical Power Generation Surge protection

Power Generation

Medium Voltage SPDs

Our AZA Series of MOV (metal oxide varistor) assemblies offers customised options for the overvoltage / surge protection of DC exciters and similar or allied systems.

Can't find what you are looking for, call us today +44 (0) 1364 649248

Electrical Power Distribution Surge protection

Power Distribution

Medium Voltage SPDs

A range of medium voltage surge arresters that are unique and provide protection from over-voltages. 

This range of 10kA Class 1 distribution arresters are fully tested and approved to EN 60099-4 and IEC 61109.

Call us on +44 (0) 1364 649248

CCTV and Fire Surge Protection

Link Boxes

Surge Enclosures

We offer a range of Link Box Surge Protection, these are required where lightning fault conditions and switching operations can cause overvoltage stresses on the cable armoured sheath.

Also Housed Surge Arresters and Surge Protection Enclosures

CCTV and Fire Surge Protection

Socket Strips

Socket Strip SPDs

Our multi-way sockets are available in a multitude of options including, plastic or extruded Aluminium housings with trailing leads or direct wiring, with or without Surge Protection, Neon Indicator, Switch, RCD

Call us today +44 (0) 1364 649248

CCTV and Fire Surge Protection

CCTV & Fire

Surge Protection

We have the ability to protect your CCTV, fire and burglar alarms systems from the event of damage caused by lightning strikes and transient over-voltages caused by spikes, potentially saving your equipment, down time and great expense.

Click below to our product range.

 Satellite & RF Protection

RF Protection

Surge Protection

We have a range of Satellite / RF surge protectors / RF lightning arrestors to be used on antenna installations to protect sensitive equipment.

These are specially designed to pass the desired frequency while suppressing lightning surges. 

Metal Oxide Varistor Surge protection


Metal Oxide Varistors

We manufacture the key element within some surge protection devices, the MOV (Metal Oxide Varistor). 

All of these Metal Oxide Varistors are produced and tested right here in South Brent, Devon, UK. 

Get in touch

Contact Us

PD Devices Ltd
Unit 1, Old Station Yard
South Brent
Devon, TQ10 9AL
United Kingdom
VAT Registration: 782 1267 25
Company Registration: 4253515

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Surge Protection Device Manufacturer & Lightning Surge Protection Solutions