Keystone 4ft LED Vapor Tight Fixture 5,852 Lumens 18/28/44W Selectable 35K/40K/50K 120–277V White KT-VTLED44PS-4A-8CSA-VDIM

Keystone KT-VTLED44PS-4A-8CSA-VDIM 4ft LED Vapor Tight Fixture — Power & Color Selectable

The Keystone KT-VTLED44PS-4A-8CSA-VDIM is a 4-foot LED vapor tight fixture designed for wet, damp, and rugged commercial environments. It offers field-selectable power between 18W, 28W, and 44W and can be switched between 3500K, 4000K, and 5000K color temperatures. Running on a universal 120–277V driver with 0–10V dimming compatibility, this fixture is built with IP66 ingress protection and a NEMA 4X rated enclosure for durable performance in demanding industrial spaces.

Key Features

• Selectable Wattage: Field-adjustable 18W / 28W / 44W output
• Selectable CCT: 3500K / 4000K / 5000K configuration
• Maximum Output: Delivers up to 5,852 lumens
• Voltage: Universal 120–277V input
• Dimming: 0–10V dimming system supported
• Environmental Rating: IP66 and NEMA 4X protection
• Wet Location Listed: UL certified for wet environments
• Impact Resistant: IK10 rated for durability
• Sanitation Listing: NSF/ANSI Standard 2 splash zone approved
• Operating Temperature: ?40°C to 50°C ambient range

Typical Applications

• Commercial kitchens
• Parking structures
• Industrial washdown zones
• Cold storage and walk-in coolers
• Agricultural facilities
• Utility corridors
• Exterior service yards

Performance & Light Output

Selectable power and CCT allow installers to tailor delivered light output and distribution on site. At the highest setting, the fixture produces up to 5,852 lumens with consistent performance and greater than 80 CRI. Designed for long life with L70 performance exceeding 100,000 hours under typical conditions.

Electrical & Controls

This LED vapor tight fixture operates on 120–277V, 50/60Hz power. It supports 0–10V dimming for integration with common control systems and maintains a high power factor for efficient electrical performance. Optional motion and occupancy sensors, as well as emergency backup drivers, are compatible when specified.

Construction & Durability

The sealed housing with an impact-resistant polycarbonate lens protects against dust and water penetration with an IP66 rating. NEMA 4X construction guards against corrosion in harsh environments. The fixture carries an IK10 impact rating and is UL Certified for wet locations with NSF/ANSI Standard 2 splash zone approval.

Installation & Mounting

Includes mounting hardware, a cord grip, and hole plug for straightforward installation. The linear design supports surface mounting and sealed conduit entry to maintain wet location integrity. Optional accessories such as chain mounts and sensor kits can be added as required.

Included

• Mounting hardware
• Cord grip and hole plug