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3M Electronic Marking System (EMS) Warning Tape 7902-XT, Red, 4 in, Power, 500ft
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- Easy to install and locate, suitable in open trench applications
- Core materials inside allow for early warning for excavators digging nearby
- Available with Markers and/or core materials in 6 frequencies for all utility types
- Markers do not require an external power source or connection to a transmitter
- Markers work independently, so even if a section of tape is cut or removed, the other markers on the tape continue to provide an accurate location