Signal-Tech 39217 (SBL811R-270/12-24VDC) "X-RAY IN USE" (12-24 VDC) Indoor Blank-out LED Backlit Sign

This description refers to: Signal-Tech 39217 (SBL811R-270/12-24VDC) Indoor Blank-out LED Backlit “X-RAY IN USE” Sign.

• Type: Indoor LED blank-out safety sign
• Power: 12–24 VDC
• Message: “X-RAY IN USE”
• Illumination: Red LED backlit
• Construction: Durable indoor-rated housing
• Mounting: Lift’N Shift wall-mount system
• Listing: UL/cUL Listed
• Ideal Use: Medical imaging rooms

Overview

The Signal-Tech 39217 (SBL811R-270/12-24VDC) “X-RAY IN USE” sign is an essential safety indicator for medical environments requiring controlled access during radiographic procedures. Using bright LED backlighting and blank-out technology, the message is visible only when active, improving clarity and reducing confusion. Designed for dependable operation, the sign mounts easily with the included Lift’N Shift back and operates on a wide 12–24 VDC range. As a UL/cUL listed device, it meets recognized safety and performance standards for professional medical facilities.

Features

• Blank-out LED technology displays the message only when energized.
• Bright red “X-RAY IN USE” message ensures immediate visibility.
• Energy-efficient LED illumination for long lifespan and low power draw.
• Durable construction suited for high-traffic medical environments.
• Wide 12–24 VDC input for flexible installation.
• Lift’N Shift wall-mount system included for easy installation.
• UL/cUL listed for indoor safety compliance.

Technical Specifications

• Brand: Signal-Tech
• Model: 39217 (SBL811R-270/12-24VDC)
• Message: “X-RAY IN USE”
• Illumination: LED Backlit
• Technology: Blank-out
• Power Supply: 12–24 VDC
• Mounting: Wall Mount (Lift’N Shift Back included)
• Listing: UL/cUL Listed

Compatibility

• Suitable for indoor installation in medical imaging rooms.
• Designed for 12–24 VDC facility signaling circuits.
• Compatible with standard Lift’N Shift wall-mount configurations.
• Additional specialized mounts available separately if needed.

Use Cases

• Hospital radiology departments requiring clear procedure-in-progress warnings.
• Clinics and outpatient imaging rooms needing controlled-access signals.
• Dental offices performing routine X-ray imaging.
• Veterinary clinics using digital or analog radiography.

What's Included

• 1 × Signal-Tech 39217 “X-RAY IN USE” LED Blank-out Sign
• Lift’N Shift Back for wall mounting

Category FAQs

Product-Specific FAQs

• Is the message visible when the sign is off? No. Blank-out technology ensures the message appears only when powered.
• Can this sign be used outdoors? No. This model is listed for indoor use only.
• Does it require AC power? No. It operates solely on 12–24 VDC.

Medical Safety Signage — Category FAQs

• Why is an X-ray warning sign required? To prevent accidental entry into areas where radiation exposure may occur.
• What is blank-out signage? A sign that displays its message only when active, improving clarity and reducing visual clutter.
• Are LED safety signs reliable? Yes. LEDs offer long lifespan, low power use, and high visibility.
• Can this sign integrate with room controls? Many facilities connect blank-out signage to interlock or control systems using 12–24 VDC inputs.