The Juno Trac-Master TSLOT1 HTEK architectural linear ambient LED track lighting fixture delivers architectural-grade linear light output with up to 1000 lumens per foot, achieving L70 performance beyond 120,000 hours. This fixture is available in a variety of distributions, including Lambertian, asymmetric, batwing, and wall wash, and can be specified with standard flush lens, edge view lens, multiple drop lens sizes, or deep cell quiet ceiling baffles. The TSLOT1 fixture allows both ambient and accent lighting within a single integrated system. Available in 2-foot and 4-foot lengths, the luminaires can be installed end-to-end to create continuous illumination or spaced apart to accommodate accent lighting as required.
The TSLOT1 is housed in a nominal 2.375-inch by 1.5-inch extruded aluminum profile, finished in white, black, or silver powdercoat paint. The 2-foot version measures 2’-13/32” overall, while the 4-foot version measures 4’-13/32” overall. High-brightness LEDs provide reliable color quality and consistency, with white phosphor options in 2700K, 3000K, 3500K, 4000K, or 5000K color temperatures. Standard fixtures achieve a minimum 90 CRI, with chromaticity maintained within a 2.5-step MacAdam Ellipse. Custom-designed PCBA ensures thermal management, maintaining 75% average lumen output at 100,000 hours. The solid-state electronic driver is Class 2 compliant, includes integral overcurrent and short-circuit protection, and is FCC Part 15 Class B rated. TSLOT1 fixtures are not dimmable.
Optical distribution options allow specification with a flush lens (FLL) for Lambertian distribution, or optional wall wash (WW), direct batwing (DBW), or direct asymmetric (DAS) optics for precise light control. Direct edge-glow (EGLD), quiet ceiling baffle (QCBx), and drop lens (DRPxx) shielding are available with Lambertian distribution to suit ceiling design and visual comfort requirements. The fixtures attach to track systems via two standard track adapters, one of which contains electrical contacts, allowing end-to-end installation for seamless linear illumination.
The Juno Universal Track Adapter ensures compatibility with Trac-Master 1-circuit or 2-circuit track, Trac-Lites track, monopoints, and special mountings. Copper alloy contacts provide precise spring action with no arcing, and the spring-loaded positive latch with patented embossed polarity arrows secures the fixture to the track. On/off switch functionality is integrated, and two-position power contacts allow two-circuit applications. Alternate adapters, including TEK/HTEK, GTYPE, HTYPE, and LTYPE, provide compatibility with various manufacturer track systems, with polarized construction to prevent reverse installation and rotary circuit selectors for easy circuit switching.
UL and C-UL listed, TSLOT1 fixtures are assembled in the United States and rated for minimum starting temperatures of -22°F (-30°C). Maximum ambient operating temperatures are 104°F (40°C) for 4-foot models and 95°F (35°C) for 2-foot models. The fixtures carry a five-year limited warranty, which is the sole warranty provided, with no additional warranties implied or offered.
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