20 Amp Brown, Black, Grey & Earth H05VV-F Flexible Circular Wire for Indoor & Outdoor uses up to 500V such as Electric Motors, Heating & Cooling Controls, Central Heating Pumps, Low Voltage Lighting & Switching. A quality, well constructed product which is easily stripped and worked with. 2.5mm² copper conductor size, External diameter 12mm (Should be used with 12mm Round White Clips) 4 Core cable with Brown, Black, Grey and Earth (Green/Yellow) coloured cores as indicators Plain annealed high quality stranded copper conductor with double insulated PVC protector sheath. Suitable for extra low (such as CCTV Supply) and low voltages up to a maximum of 500v. Suitable for Temperatures between -5°C and +60°C BASEC Approved and Certified to BS6500, CENELEC HD21.5, VDE 281 and BS EN 60228:2005 (previously BS6360) General purpose light duty flexible PVC cable suitable for use in dry domestic, commercial, indoor and outdoor conditions. It can be used for general electrical and security applications such as lawnmowers, power tools, extension leads, table lamps, radios, office equipment, lighting pendants, CCTV, Intruder and Access Control. Zexum is a UK manufacturer which sources quality cables made to the highest specifications from various sources both in the UK and the Rest of the world. This product will be supplied in a single length up to 100m, unless otherwise requested.