JGPL Warehouse



John G Peck Ltd (JGPL) is a privately owned Specialist Distributor of Power Electronic Components. The company was formed in 1983 and has been the exclusive supplier of MITSUBISHI ELECTRIC Power Semiconductors in the UK region since that time. JGPL has continued to grow steadily and now represents numerous additional key suppliers, offering products which compliment Power Semiconductor devices.  JGPL are focused on supporting customers in the UK and Ireland but for MITSUBISHI ELECTRIC are also licensed to support South Africa, New Zealand and Australia.

Company Philosophy

To provide our customers a competitive, first class service in Power Electronics based products on behalf of the global manufacturers we represent. JGPL focus on a small number of quality suppliers without conflict of product lines. This strategy ensures full commitment of suppliers and enables us to forge strong relationships with both customers and manufacturers.

Our Service

Major companies such as MITSUBISHI ELECTRIC, MERSEN and POWEREX have entrusted the supply and support of their key OEM accounts to JGPL for many years. Full technical support is provided by our experienced engineering team and direct manufacturer support. UK stock holding, bespoke packing or labelling, call off and just-in-time orders are services offered.


JGPL are ISO9001:2015 accredited. Many of our Suppliers are able to offer further Industrial, Automotive, Railway, Military and Aerospace certification levels.

JGPL at a Glance

  • Specialist Distributor of Power Electronic Components for a wide range of leading manufacturers.
  • High level of UK support (application - technical -  sales - stock - logistics).
  • Low operating costs, experienced staff and flexible approach.
  • Privately owned company formed in 1983.
  • 1000m2 office, warehouse and test facility in Loughborough, UK.


JGPL Warehouse Front