Lightning Protection | ABB Distributor | WJ Furse Distributor| General Semiconductor Industries

General semiconductor industries.Product and component sourcing

GSI is a franchised distributor specialising in Surge Protection, Rail Control Gear, Opto Products, LED’s, Sensors, Diodes and Microprocessors. Founded in 1994 GSI have continued to grow. Our franchises include Littelfuse, Diotec, WJ Furse, WDC, Cherry, ABB, Phoenix Contact, and Nichia.

Not only are we franchised for major manufacturers such as Littelfuse but we are able to offer an extensive range of obsolete and hard to find parts from our warehouses based in Hampshire.
In addition to our dedicated customer service and sales team, we also offer our customers the opportunity to buy online. Products available from our online stores include, Surge Protection, Cherry Sensors, WDC Microprocessors and much more.
If you can’t find what you are looking for please contact us on (+44) 01794 301527

Lightning/Surge Protection | Batteries | Semitron | Entrelec DIN Rail| ABB Control Gear | Littelfuse fuses | WJ Furse

Rail / Control Gear Store

Visit the Railway store | Lightning Protection | Surge Protection | Entrelec DIN Rail | GSI

Surge Protection Store

Visit the Surge Protection store | Surge Protection | GSI

Bringing ease of purchase to all our customers, GSI now offer online purchasing for two product ranges, Railway/panel products and surge protection modules. Please click on links above to enter these online stores.

Power Development Devices
Now selling on

Click to see our full range | Lightning Protection | Batteries | Surge Protection | GSI Click to view or download data sheets | Semitron | Unipart Rail | GSI Click to see our full range of Franchised Distribution products

GSI Suppliers | Littlefuse Fuses | GP Batteries