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Description

The Keystone KT-LED15T8-48G-8CSJ-DX2 4ft LED T8 Tube from the DirecDrive DX2 family delivers exceptional performance and versatility for commercial and residential lighting applications. Featuring Keystone's innovative Color Select Technology with five selectable color temperatures and ballast bypass operation, this LED tube offers superior energy efficiency for retrofit projects. Perfect for replacing conventional F32T8 fluorescent lamps, the KT-LED15T8 combines reliable performance with straightforward installation options.

Key Features

  • Keystone Color Select Technology: Choose from five color temperatures—3000K warm white, 3500K soft white, 4000K cool white, 5000K neutral, or 6500K daylight—to perfectly match your lighting needs
  • Type B Ballast Bypass: Direct line voltage operation (120-277V) eliminates ballast-related maintenance issues and maximizes energy savings
  • Flexible Wiring Options: Compatible with both single-ended and double-ended wiring configurations for versatile installation
  • High-Performance Output: Energy-efficient 15W operation produces 2200 lumens with 80 CRI for bright, natural-looking illumination
  • Direct F32T8 Replacement: Drop-in replacement for conventional 32W fluorescent T8 lamps with standard G13 base
  • Extended Lifespan: 5-year limited manufacturer warranty backed by 50,000-hour rated life for long-term reliability
  • Comprehensive Certifications: ETL, UL, RoHS, NSF, and DLC listed for safety and energy efficiency
  • Dimmable Design: Compatible with most dimming systems for complete lighting control
  • Premium Construction: Durable glass construction ensures long-lasting performance

Whether you're upgrading existing fixtures or installing new lighting systems, the Keystone KT-LED15T8-48G-8CSJ-DX2 delivers proven reliability with the versatility to adapt to any commercial or residential application. The DirecDrive DX2 technology provides straightforward ballast bypass installation while maintaining exceptional performance and energy savings.

Specifications

Dimensions

Length/Depth
48 in
Width/Diameter
1.1 in
Height
1.1 in
Weight
0.6 lb

Documents

Style & Materials

Material
Glass

Characteristics & Features

Bulb
T8
Lamp Color
3000K, 3500K, 4000K, 5000K, 6500K, Selectable CCT
Color Rendering
80 CRI
Delivered Lumens
2200
Dimmable
Yes

Electrical Information

Voltage
120-277V
Total Wattage
15W

Item Details

SKU
KT-LED15T8-48G-8CSJ-DX2
Brand
Keystone Technologies
Catalog Number
QWC-62
UPC
843654140841

Warranty & Certifications

Product Warranty
5 Years
Lamp Life
50,000 Hours

Frequently Asked Questions

What does the "T" and the number (T8, T5, T12) mean?

The "T" stands for Tubular. The number indicates the diameter of the tube in eighths of an inch. For example, a T8 tube is 8/8ths (1 inch) in diameter, and a T5 tube is 5/8ths of an inch.

Can I mix Plug-and-Play and Ballast Bypass tubes in the same fixture?

No. You must use only one type of LED tube light per fixture. Plug-and-Play tubes require the ballast to be connected; Ballast Bypass tubes require the ballast to be removed. Mixing them will damage the bulbs and potentially the fixture.

Will an LED tube work with my old magnetic ballast?

Some LED tubes are designed to be compatible with magnetic ballasts, but most modern LED tube lights are optimized for electronic ballasts. It is safest to check the specifications or opt for the Ballast Bypass method.

What is the typical light lifespan of an LED tube?

LED fluorescent replacement lamps are typically rated for 50,000 hours of life, which is significantly longer than the 20,000 to 30,000 hours of traditional fluorescent lamps.

What are the advantages of an LED tube over an LED PL plug-in lamp?

LED tubes provide light linearly and are designed for large troffer fixtures to ensure wide, even light distribution across a large ceiling area. PL lamps are compact and designed for small, recessed downlights.

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Keystone Technologies

For over 75 years, Keystone Technologies has been a leader in the lighting industry, operating under a simple yet powerful philosophy: "Light Made Easy." The brand is dedicated to creating high-quality, reliable, and user-friendly lighting solutions for commercial and industrial applications. With a massive portfolio of lamps, fixtures, and controls, Keystone is the trusted, go-to partner for contractors and lighting professionals seeking performance and simplicity.

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