HT1 Series

High Output LED Troffer

High output LED fixtures with a recessed troffer design and high bay performance. The HT1 Series are designed for high ceiling applications that require superior lumen output, ultra-long life, high quality of light and beautiful aesthetics. Available in 2×4 and 4×4 form factors.

Applications: Automotive Showrooms, Big Box Retailers, Convention Centers, Schools, Universities, Indoor Sports, and Warehouses.

Fixture Performance

Size Lumen Output2 Efficacy Watts Part Number
12000 2×2 12207 133 92 HT10S-A1-12K-22-50-80-FR-LV-GRID-10V
12000 2×4 12207 133 92 HT10S-A1-12K-24-50-80-FR-LV-GRID-10V
18000 2×2 18133 138 131 HT10S-A1-18K-22-50-80-FR-LV-GRID-10V
18000 2×4 18538 151 123 HT10S-A1-18K-24-50-80-FR-LV-GRID-10V
24000 2×4 24112 129 187 HT10S-A1-24K-24-50-80-FR-LV-GRID-10V

2Typical at 277V (LV) and (25°C), 4000/5000 CCT, Frosted Lens, +/-10%. Typical CRI 80+.

Features & Specifications

  • Environment: Dry/Damp, for interior applications (IP4X). Non IC rated.
  • Ambient Range Operation: -40°C up to 45°C (-40°F to 113°F)1
  • Lenses: Frosted acrylic
  • Power Supply Access: Easy access from the top of the fixture.
  • Mounting Options: Fixture is able to be mounted in a standard drop/grid ceiling and also has holes for attaching cables. Non IC rated.
  • LED: 3500K, 4000K and 5000K standard, 80CRI (standard). Other CCTs and CRIs available upon request.
  • Warranty: 5-year standard, up to 10-year optional.

Power & Control

  • Power input: 120-277V (50/60Hz).
  • Dimming: 0-10V dimming standard. Capable of dimming down to 10%.
  • Power Factor: Greater than 0.9 (0.96–0.99 typical).
  • Total Harmonic Distortion: Less than 20%, 10% typical.
  • Occupancy Sensors: Optional – factory installed photocell sensors for motion and daylight harvesting.
  • Emergency Battery Backup: Factory installed option producing 1650-1750 lumens for a minimum of 90 minutes. Temperature range 10°C to 45°C.

Listings & Certifications