e 3M Wire Markers (Catalog Number: SDR-40-49) are plastic markers designed for wire and cable marking applications. With a maximum operating temperature of 121℃ (250℉) and a maximum recommended voltage rating of 600V, these markers are suitable for use in low voltage environments. The markers come in a dispenser/roll refill format and feature pre-printed legend 40-49 in white color on white tape. The overall length is 2.4m, and the maximum insulation outer diameter is 3.7mm (0.145 in). They are ideal for use in access networks (FTTH/FTTB/CATV, xDSL), long-haul/metro loop networks (CO/POP, outdoor), and wireless network backhaul applications. The wire markers can withstand temperatures ranging from -40°C to 121°C (-40°F to 250°F) and are adhesive-backed with acrylic adhesive. UV resistance is not provided. - 7000031764