Signal-Tech 51145 PHX1024R-180/120-277VAC "OPEN" Outdoor Blank-out LED Backlit Sign
- Part #:51145
- Model #:PHX1024R-180/120-277VAC
- Condition:Brand New

Key Facts
- Product: Signal-Tech 51145 PHX1024R-180/120-277VAC Blank-Out LED Backlit Sign
- Displayed Message: OPEN
- Voltage: 120–277 VAC
- Illumination Type: High-intensity LED reflected backlit illumination
- Construction: Corrosion-resistant extruded aluminum cabinet
- Mounting: Lift’N Shift wall mount included; ceiling, post, and projection mounting available
- Finish: Duranodic Bronze (custom finishes available)
- Environment Rating: UL / cUL Listed for Wet Locations
Overview
The Signal-Tech PHX1024R-180/120-277VAC "OPEN" Blank-Out LED Backlit Sign provides highly visible status messaging for outdoor environments where clear operational signals are important. Designed with high-intensity LED reflected backlighting and a bold block letter-style message face, the sign ensures the OPEN message remains clearly readable even in direct sunlight.
This PHX Series sign uses blank-out LED technology, meaning the OPEN message illuminates when activated and disappears completely when the sign is turned off. This allows facilities to display operational status only when needed while maintaining a clean appearance when the sign is inactive.
Engineered for long-term outdoor performance, the unit features a corrosion-resistant extruded aluminum cabinet and durable face construction designed to withstand demanding environmental conditions. Solid-state electronics and a switch-mode power supply support maximum LED life and dependable operation in commercial and industrial installations.
Features
- High-visibility backlit display: LED reflected illumination and bold message face improve readability.
- Blank-out message technology: Message appears when activated and disappears completely when off.
- Outdoor-ready cabinet: Corrosion-resistant extruded aluminum housing designed for exterior installations.
- Reliable LED electronics: Solid-state circuitry and switch-mode power supply maximize LED lifespan.
- Flexible mounting options: Ships with Lift’N Shift backplate for wall mounting with additional mounting styles available.
- Multiple control options: Sign can be activated by a switch or integrated into facility systems using a relay.
Technical Specifications
- Product ID: 51145
- Product Number: PHX1024R-180/120-277VAC
- Message: OPEN
- Illumination Type: LED Reflected Backlit
- Voltage: 120–277 VAC
- Cabinet Material: Extruded Aluminum
- Finish: Duranodic Bronze
- Control Method: Switch or third-party relay
- Certifications: UL / cUL Listed for Wet Locations
Applications
The Signal-Tech PHX series OPEN blank-out LED sign is designed for facilities that need to clearly communicate operational status to customers, drivers, or personnel. The bright backlit message helps indicate when an entrance, service area, or facility is open and available.
- Parking garages and access entrances
- Commercial facilities and storefront entrances
- Industrial service areas and gatehouses
- Warehouse vehicle access points
- Transportation and logistics facilities
Installation Notes
The sign ships with Signal-Tech’s Lift’N Shift mounting backplate for wall installation. Additional mounting configurations including ceiling, post, and wall-projection mounting are available depending on installation requirements. The sign can be activated using a standard switch or integrated into a facility control system using a relay.
Related Standards / Compliance
- UL Listed for Wet Locations
- cUL Certified
Category FAQs
What is a blank-out OPEN sign?
A blank-out OPEN sign displays its message only when the LEDs are activated. When the sign is turned off, the message disappears and the face appears blank, allowing facilities to display the OPEN message only when needed.
Why use a blank-out OPEN sign instead of a permanently illuminated sign?
Blank-out LED signs allow operators to control when the message is visible. This is useful in environments where operational status may change throughout the day or where signage should remain visually clean when inactive.
Are outdoor LED status signs visible in direct sunlight?
Yes. PHX series signs use high-intensity LED reflected illumination and contrasting message faces designed to maintain readability even in bright daylight conditions.
Can the sign be connected to an external control system?
Yes. The sign can be controlled using a standard switch or integrated with building or facility control systems using a relay to activate the message when required.
Related Traffic Control Signs
Facilities that use operational status signage often combine multiple LED signs to manage access and guide visitors or drivers effectively. Related signage categories include:
- LED Lane Control Signs
- Parking Garage Direction Signs
- Vehicle Warning Signs
- Blank-Out Directional Signs
These signage solutions help improve visibility, communicate facility status clearly, and support safer vehicle and pedestrian movement in commercial and industrial environments.
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