| Wall thickness |
The thickness of applied insulation or jacket |
| Water Absorption |
The percentage of water weight absorbed by a material after a given immersion period |
| Watt |
A unit of electrical power. One watt is equivalent to the power represented by one ampere of current under a pressure of one volt in a DC circuit |
| Wavelength |
The distance of a repetitive electrical pulse or waveform between two successive points; measured in the direction of propagation |
| WEEE |
The abbreviation for Waste Electrical & Electronic Equipment. This makes the manufacturer responsible for disposal of products that have reached the end of life status. |
| Wicking |
The longitudinal flow of liquid in a wire or cable due to capillary action |
| Wind Turbine Tray Cable |
UL (Underwriter's Laboratories)Standard 2277; National Electrical Code (NEC) Article 336 of NFPA 70 |
| Wire |
A single conductor, typically includes a covering of insulation |
| Wire Gauge |
A measure of the diameter of sizes of wires. The sizes are expressed by numbers. |
| Working Voltage |
See definition of "Voltage Rating" |
