1.9" high, 7.6" wide. Distance from Curved Balancer Assembly to top of fixture is 4.0".
Body is 20-gauge die-formed steel with 18-gauge die-formed internal joiner system, plug-together wiring standard. All components are hard-tooled to tolerances of 0.010".
(FE) Flat endcap, 14 gauge dieformed steel, Adds 0.1 at each end. Optional: (EE) Extended endcap, Aluminum die-cast endcap, adds 0.55" at each end.
Semi-specular Aluminum 94% reflective.
DOWNLIGHT SHIELDING OPTIONS
Diffuse Center Optic (DCO) standard. 73% transmissive, 99% diffusion.
Optional Dust Cover for T5 only, clear acrylic. Contact factory. NOTE: Will significantly impact light level performance. Contact Factory.
120 or 277V prewired. Fixture and electrical Components are UL/C-UL listed and fixture will bear UL/C-UL labels. Optional Adders: prewired dual circuit, emergency circuits, low-profile emergency battery packs. Contact factory.
S18 can be specified with integrated sensors from Wattstopper, Philips, and Lutron. Daylight Sensors: Wattstopper sensors can be supplied with either a closed loop 0-10v dimming (handheld remote supplied) or closed loop single zone switching system. The Lutron sensor is directional and for use with Ecosystem ballasts. The Philips sensor is a closed loop 0-10v sensor for use with Advance Mark 7 ballasts. Occupancy Sensor: Wattstopper occupancy sensor is a PIR sensor with additional hold-off daylight feature. sensor cross section limited to 1.3" wide and 1.0" high.
Electronic program start ballast <10% THD, 0.88 BF standard for T8 lamps. Electronic rapid-start ballasts <10% THD, 1.0 BF standard for T5 or T5Ho lamps. Optional adders: emergency battery packs, dimming ballasts (controls by others). Requires low profile ballasts and battery packs. Ballast cross section limited to 1.3" wide and 1.0" high.