http://www.edirz.com/templates/CustomYourImage_SILVER/img/logo.gifhttp://www.edirz.com/http://www.edirz.com/Business/Electronics-and-Electrical/http://www.edirz.com/Business/Electronics-and-Electrical/Electrical-Contractor-l2849.htmlHines & Hopkins Electrical are NIC EIC approved contractors who are based in Hertfordshire. Hines and Hopkins carry out all types of electrical installation work including domestic, commercial and industrial applications.http://www.edirz.com/Business/Electronics-and-Electrical/Portable-Power-Supply-l1487.htmlOffers aircraft, locomotive and mining maintenance equipment including power supplies, ground power unit (GPU), gas turbine start up, and portable battery packs.