Hubbell HMRC840 Grounding and Bonding, Tools, Lugs, Compression, Adjustable Die

Deliver dependable grounding and bonding where system uptime matters. The Hubbell Premise Wiring HMRC840 is a compression lug solution engineered to provide secure, low-resistance connections for security, surveillance, monitoring and networking applications. Its adjustable die design accepts multiple lug sizes, reducing tool swaps and speeding field termination during rack, cabinet and camera deployments. The HMRC840’s compression-style termination creates a durable mechanical and electrical bond that helps prevent loosening under vibration and thermal cycles—critical for camera mounts, access control panels and network equipment.

Designed for contractors and integrators, this hand-tool accessory simplifies installations by improving consistency and reducing rework. The HMRC840 (Manufacturer Part Number HMRC840) works with standard compression tooling and lugs to support code-compliant bonding practices across power and grounding conductors. Choose this Hubbell Premise Wiring solution when you need repeatable performance on mission-critical security and network builds. Order the HMRC840 today to streamline terminations and protect sensitive surveillance and monitoring systems.

• Ensures reliable, code-compliant grounding and bonding for security and networking installs
• Adjustable die accommodates multiple lug sizes to speed installs and reduce tool changes
• Compression design delivers long-lasting, low-resistance connections for surveillance and monitoring equipment
• Robust construction minimizes rework and downtime on critical infrastructure projects
• Compatible with standard compression tooling for quick integration into existing workflows