LEDVANCE SYLVANIA 66441 OPTI-SELECT Linear LED High Bay — 340/370/400W, 120–347V

The LEDVANCE SYLVANIA 66441 OPTI-SELECT Linear LED High Bay is a selectable 340W/370W/400W fixture delivering 51,000 to 60,000 lumens. It operates on 120–347V, includes selectable 3500K/4000K/5000K, and offers adjustable distributions of 90×90°, 45×100°, or 65×95°. Rated for damp locations, this high-output model is suited for large warehouses and industrial facilities.

Key Features:

• Selectable Wattage: 340W / 370W / 400W
• Delivered Lumens: 51,000 / 55,500 / 60,000
• Voltage: 120–347V
• Dimming: 0–10V
• OPTI-SELECT Distribution: 90×90° / 45×100° / 65×95°
• Certifications: DLC 5.1 Premium, cULus Listed
• Location Rating: Damp Location

Performance & Light Output:
The 66441 delivers 51,000 lumens at 340W, 55,500 lumens at 370W, and 60,000 lumens at 400W with efficacy up to 150 lm/W. The fixture maintains CRI greater than 80 and is rated for 100,000 hours (L70).

Electrical & Controls:
Operates on 120–347V at 50/60Hz using a constant current driver with 0–10V dimming. Power factor exceeds 0.9 and THD is below 20%. Includes a pre-wired screw-in sensor base compatible with motion/daylight sensors and LEDVANCE LINK™ components.

Construction & Durability:
Steel housing with white finish and polycarbonate lens. Damp location rated with IK09 impact resistance. Operating temperature range is -40°F to +122°F (-40°C to +50°C). Rated life is 100,000 hours (L70).

Installation & Mounting:
Suspended mounting using included V-hooks and 3-foot chains. Optional surface, pendant, and cable mounting kits available.

Included:
Linear high bay fixture, V-hooks, and 3-foot mounting chains.