Visium Surface
Surface-Mounted Far-UVC for Flexible Deployment
Designed for straightforward installation and flexible deployment, this surface-mounted Far-UVC fixture supports continuous operation in occupied spaces.
Using safe, silent and invisible Far-UVC light, this fixture continuously inactivates up to 99.9% of airborne and surface-borne pathogens without chemicals, noise, or disruption to daily activities.
Simple to Install. Easy to Scale.
This fixture is well suited for retrofits and spaces where recessed or integrated mounting is not practical.
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Surface-mounted design for fast deployment
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Low-profile form factor for ceilings and overhead applications
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Standard 120–277V electrical connection
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Coverage area: Up to 200 sq. ft. per fixture (application dependent)
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Energy-efficient, low-wattage operation
Ready to protect your space?
Request a quote or contact us to learn more.
Configuration Options | Visium is also available in recessed mount and pendant mount configurations.
Continuous. Autonomous.
Low Maintenance.
IoT-enabled for remote operation via online dashboard
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Four operating modes: Continuous, Scheduled, Occupancy, Vacancy
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Configurable through the Visium Connect Dashboard
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10,000-hour lamp life with easy, field-replaceable modules
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LED indicators for lamp life and connection status
Designed for Use
in Occupied Spaces
Engineered to meet established safety standards for Far-UVC in occupied environments.
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Certified UL 8802 for ultraviolet germicidal equipment
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Classified as Risk Group 0 (Risk Exempt) under UL photobiological standards
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Complies with ACGIH exposure limits
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Silent, inconspicuous, labor-free operation
Ideal
Applications
Well suited for a wide range of occupied environments where continuous air and surface sanitization is beneficial.
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Healthcare and clinical spaces
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Classrooms and learning environments
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Offices and commercial facilities
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Fitness and training facilities
- Public & civic buildings

Clear Optics for Higher Ceilings
Visium fixtures are available with Clear optics which are approriate for ceiling heights of 9’4″ and higher. The Far-UVC Clear optic modules have a lamp life of 10,000 hours and are easily replaceable.

Diffused Optics for Lower Ceilings
Visium fixtures are available with Diffused optics which are appropriate for ceiling heights of 7’4″ and higher. The Far-UVC Diffused optic modules have a lamp life of 10,000 hours and are easily replaceable.
Creating Healthier Environments
Visium fixtures are engineered for use in occupied spaces to provide non-stop inactivation of bacteria, viruses and fungi. By continuously addressing airborne and surface-borne pathogens as part of the built environment, Visium adds an always-on layer that complements existing cleaning, ventilation, and operational protocols.
Plan your project with a complimentary Visium Blueprint Analysis.
Specifications
Safe, Reliable Far-UVC for Cleaner Environments
Visium Surface is a surface-mounted Far-UVC fixture intended for use in occupied indoor environments where flexible installation and continuous operation are required. The system continuously inactivates airborne and surface-borne pathogens and features a field-replaceable lamp module.
Dimensions
• Ø 5.79″ x 6.12″ (Ø 147 mm x 156 mm)
Weight
• 2.4 lb. (1,089 g)
Mounting Options
• Surface Mounting
Environmental Ratings
• Suitable for Damp Locations
• 32° – 104° F (0 – 40°C) Max Ambient Temperature
Housing Materials
• ABS/Polycarbonate Housing
Electrical Ratings
• Fixture Input Power: 120-277V AC, 50/60 Hz
• Power Consumption: 14W
UV Emitter
o Ushio Care222 KrCl Excimer Lamp Module
o Peak Wavelength: 222nm with bandpass filter
o Lamp Lifetime > 10,000 hours
o Excimer lamp module is field replaceable
Connectivity
• 2.4 GHz Wi-Fi (802.11b/g/n) and Bluetooth to WiFi access point or mobile device
LED Indicator
• Displays lamp life status
• Displays WiFI and Bluetooth connectivity status
Control Logic
• Standalone Mode
• Connected Mode (WiFi or Bluetooth)
• Continuous – 24/7 operation
• Occupancy – Active when motion is detected via PIR sensor
• Vacancy – Active when no motion is detected via PIR sensor
• Schedule – Active during customizable schedule
Certified to UL 8802
Standard for Ultraviolet (UV) Germicidal Equipment
Classified as Risk Exempt
Risk Group 0 under UL 8802 Photobiological Test
Complies with ACGIH Threshold Limit Values (TLV) for UV exposure
Manufactured at an EPA registered facility; EPA Facility Number: 102522-FL-1