Upcoming Light Brigade Training Courses in New Bedford include: Fiber Optics 1-2-3, Fiber Optics for Data Centers, Splicing Deep Dive and more. View More Details.

!! We are experiencing a phone outage at Fiber Optic Center today, June 2, 2026 !!
Please send any requests via email and we will respond as soon as possible.

CMG Black Plastic Dust Cap for ST® Connector - Secured

EFA02 12 ASSY

CMG ST Secured Connector Dust Cap with Flexible Retaining Tie (Black)
CMG ST® connector dust caps protect fiber optic connectors from dirt, dust, and debris, preventing contamination that could impact network stability. These plastic dust caps cover the fiber end of ST fiber connectors when not in use.

Features:
  • Designed for standard ST connectors
  • Molded plastic fiber dust cap
  • Flexible black tie
  • Black protective cap
  • Part number EFA02 12 ASSY, also known as EFA02-12-ASS on the CMG website

Technical Support

A purchase from Fiber Optic Center includes access to a team of experienced technical experts with hands-on industry experience. From on-site support and training to troubleshooting, process development, yield improvement, evaluations, and calibrations, we provide the practical guidance and expertise needed to help you maximize productivity and achieve exceptional results. Click here for more details on the technical advantage of Fiber Optic Center.

Fiber Optic Center

4.9 71 Google reviews

Represents overall Google Reviews of Fiber Optic Center, Inc.