Middle Atlantic HBL5 Flat Blank Rack Panel, 5U RMS, Black Brushed and Anodized Aluminum

Optimize rack airflow and maintain a professional appearance with the Middle Atlantic by Legrand HBL5 blanking panel. As a 5U rack accessory, this flat blank panel closes unused rack space to prevent hot air recirculation, improving cooling efficiency for servers, network switches, surveillance DVRs and AV gear. Built from 11-gauge aluminum with a black brushed and anodized finish, the HBL5 resists wear and complements anodized shelves and accessories for a cohesive rack build.

Measuring to fit standard 19" racks and designed with a slim 0.08" depth, the HBL5 is lightweight, easy to machine for custom cutouts and ships with mounting hardware for fast installation. It helps maintain neat cable management and simplifies monitoring and maintenance tasks in data centers, control rooms and security installations. Ideal for professional studios, enterprise networking closets and surveillance deployments, this blanking panel enhances thermal management, protects internal components and delivers a clean, consistent rack aesthetic.

Backed by a limited lifetime warranty, the HBL5 is an efficient, cost-effective upgrade to improve system uptime and reliability—add it to your next AV, security or monitoring rack build.

• Improves rack cooling and reduces hot spots by closing unused 5U spaces, increasing equipment reliability
• Professional black brushed anodized finish for a consistent, low-profile look in AV, security and monitoring racks
• Durable 11-gauge aluminum construction resists corrosion and is easy to machine for custom installations
• Fast, hardware-included installation into standard 19" racks minimizes technician time and simplifies maintenance
• Low-cost, long-term protection backed by a limited lifetime warranty to safeguard networking and surveillance investments