Carolprene® rubber portable cord Type SOOW and SJOOW have EPDM insulation and a proprietary black CPE Jacket. This cable can handle a broad temperature range of applications, along with excellent abrasion and chemical resistance. Type SOOW is used for 600 volt or less applications while SJOOW has a smaller cable diameter compared to SOOW when used in 300 volt or less applications. These cables are also weather resistant for use in outdoor applications.