HellermannTyton DCMJST, Data Dust Cap for use with RJ45 Connectors

The HellermannTyton DCMJST is a precision‑moulded dust cap designed to protect unused RJ45 ports across switches, patch panels, servers, and other active network equipment. It features a soft elastomer construction for reliable retention and a swing‑tab design that allows insertion and removal even in high‑density or constrained environments. Rated for use in data‑centre and communications‑room infrastructure, the DCMJST safeguards connector integrity by preventing ingress of dust, cable strands, or insulation debris, thereby maintaining optimal network performance and reducing maintenance risks.

Special Features and Benefits of Buying the HellermannTyton Dust Cap for RJ45 Connectors

• Fits standard RJ45 ports, including switches, servers and patch panels.
• Swing‑tab design enables easy insertion and removal in tight spaces.
• Soft elastomer material ensures a secure fit and avoids accidental drop‑out.
• Compact low‑profile form suits high‑density data‑centre applications.
• Helps maintain network performance by blocking dust and foreign debris.
• Complies with RoHS and international installation standards.

Engineered for Network Infrastructure Reliability

This versatile dust cap is created to meet the demands of professional data‑comms environments. The swing‑tab actuator design allows fast access and removal without disrupting surrounding connectors, making it ideal for different environments. Its universal RJ45 fit adds logistical simplicity for cabling professionals and system integrators.

Typical Uses of the Product

• Protecting unused RJ45 ports in enterprise‑grade switch cabinets.
• Safeguarding patch panels in data‑centres prior to commissioning.
• Covering network jacks in server enclosures to maintain cleanliness.
• Use during installations or upgrades to avoid contamination before equipment goes live.
• General-purpose blanking of Ethernet ports in industrial control, surveillance or building‑management systems.

For more information please check the datasheets.