The IVO™ 4-inch square adjustable wall mount cylinder lights offer an extensive range of options, providing exceptional design flexibility and adaptability for a wide variety of spaces. Modular construction allows seamless integration into interior and exterior environments, from intimate settings to high-ceiling architectural spaces, with installation made simple through tool-free assembly and field-configurable components. These cylinders combine precision optical performance, customizable aesthetics, and robust engineering to meet the needs of commercial, hospitality, healthcare, educational, and retail applications.
The optical system incorporates Bounding Ray™ design to control glare and optimize visual comfort, enhancing architectural features while minimizing visual fatigue for occupants. Perfect Color™ technology ensures consistent color rendering within a 0.5-step MacAdam ellipse, surpassing the industry standard of three-step consistency. Patent-pending optics deliver clean, crisp beams with field-interchangeable beam angles from 10 to 60 degrees in five-degree increments, along with batwing distributions for smooth, uniform coverage. Top-down flash characteristics reduce source visibility until the beam reaches its intended angle, providing visual comfort across all lengths and beam distributions.
Cylinder configurations include downlight and lensed wall wash functions, with cone and lensed wall wash trim options. Beam angles span from narrow spot to wide flood, complemented by 45-degree and 65-degree visual cutoffs. Trims and reflectors are available in 20 architectural colors, 10 reflector colors, and three standard finishes, with full RAL custom color options for unique design integration. Driver options accommodate a variety of dimming protocols, including nLight wired or wireless, DALI, ELV, and 0-10V, supporting continuous dimming from 100% down to less than 1%. Optional emergency battery backup ensures compliance with life safety standards.
Cylinder body lengths range from 5 inches for shallow applications to 15 inches for extra-long configurations, with adjustable wall mounting supporting head tilt from -20º to +40º and rotation of ±40º. Field-accessible optics and trims use a twist-and-lock mechanism for rapid installation and maintenance. Lumen packages range from 500 to 4,500 lumens, with luminous efficacy of 101 LPW and L90 lumen maintenance at 60,000 hours. Flicker-free performance is provided by EldoLED drivers, and all fixtures carry Energy Star, CSA, and wet or damp location listings.
The LED light engine maintains color consistency through proprietary pick-and-place technology, delivering 90% lumen maintenance at 55,000 hours. Available CRI options include 80, 90, or 95, with high R9 values for saturated color rendering. Electrical specifications include 120, 277, 347 VAC, or multi-volt input at 50/60 Hz with a power factor greater than 85%, and solid copper 18 AWG wiring. EMI/RFI compliance is rated per FCC Title 47 CFR, Class A, with Class B compliance for phase dimming drivers except when used with emergency battery options.
Optional controls include nLight wired or nLight Air interfaces, enabling networked or wireless communication across multiple luminaires, sensors, power packs, and wall controls. nLight capabilities allow creation of zones with remote monitoring and control via SensorView software or mobile app CLAIRITY+, including individual fixture control. Dimming functionality supports continuous, flicker-free operation with smooth shutoff to zero, conforming to IEEE P1789 standards, with inaudible driver operation in quiet environments and stable output despite input voltage fluctuations. Emergency battery packs (E7WR, E10WR, E15WR) comply with NFPA 101 Life Safety Code, maintaining a minimum of 90 minutes of constant output during power loss, and are CEC T20 compliant.
Installation accommodates 4-inch octagonal or square j-boxes, with optional cylinder adapter plates and configurable conduit covers to match finish and size. Construction utilizes heavy-gauge extruded aluminum with reflector designs optimized for airflow and thermal management. Light engines and drivers are field-replaceable from below the ceiling, simplifying service and maintenance. Photometrics are performed according to IESNA LM-79-08, with LEDs tested to LM-80 standards and lumen maintenance projected via TM-21 calculations.
Trim finishes include clear anodized, black anodized, gold anodized, pewter anodized, wheat anodized, white with anti-microbial paint, dark bronze painted, RAL paint, and custom paint options. Cylinder finishes include gloss white, matte black, gloss natural aluminum, gloss white anti-microbial, matte medium bronze, gloss dark bronze, gloss sandstone, gloss charcoal gray, gloss tennis green, gloss bright red, gloss steel blue, and a range of textured finishes, with custom RAL and painted colors available for full design integration. The IVO™ 4-inch square adjustable wall mount cylinders combine precise optical control, flexible installation, and aesthetic versatility for demanding architectural and interior lighting applications.
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