2711-NL1-SUB

Overview of Allen Bradley 2711-NL1-SUB

The Allen Bradley 2711-NL1-SUB is a direct replacement LED backlight lamp assembly for the PanelView 550 operator terminal. Engineered for reliability and long service life, this component ensures your Human-Machine Interface (HMI) displays remain clear and visible in industrial environments. The 2711-NL1-SUB is a popular upgrade from older CCFL or bulb-based backlights, offering improved brightness, lower operating temperature, and reduced power consumption. Compatible with a range of PanelView 550 units, it is designed for quick installation, supporting 24V DC or 240V AC operation. This backlight helps maintain optimal display performance, which is critical for control room and factory floor operations where visibility and uptime matter.

Key Features of Allen Bradley 2711-NL1-SUB

• LED backlight technology for brighter, whiter display illumination compared to older CCFL lamps
• Long lifespan—up to 50,000 hours of operation for reduced maintenance and replacement frequency
• Low heat output, helping to extend the life of the HMI panel and surrounding components
• Easy, direct replacement for the original PanelView 550 backlight—no modification required
• Reversible plug design simplifies installation, eliminating polarity concerns
• Designed for both 24V DC and 240V AC power inputs, providing flexibility for different industrial setups
• Plug-and-play installation with no special tools or programming required
• Improves HMI display visibility in harsh lighting conditions common in manufacturing and automation
• Durable construction suitable for demanding industrial environments
• Cost-effective upgrade to modernize older PanelView 550 terminals

Technical Specs of Allen Bradley 2711-NL1-SUB

Applications / Use Case

The Allen Bradley 2711-NL1-SUB LED backlight is ideal for maintenance and upgrade projects involving PanelView 550 operator interfaces. It is commonly used in factories, processing plants, and automated facilities where HMI visibility is crucial for operators monitoring and controlling machinery. The easy installation and improved performance make it a practical choice for both routine maintenance and legacy system upgrades. By replacing older, dim, or failing backlights, the 2711-NL1-SUB helps ensure continuous, clear communication between operators and automated processes. This product is especially valuable in industries with 24/7 operations, where display reliability directly impacts productivity and safety.

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