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Keystone KT-LED4T8-18P1S Sign Hero 4 Watt 18IN 180 Deg Single-Sided LED Sign Tube


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  • Lumen:
    460 - 480lm
  • Wattage:
    4 Watt
  • Keystone Technologies
Available in increments of 9
Ordering more than 10? Request a quote and we’ll back to you with our lowest price.
Keystone KT-LED4T8-18P1S Sign Hero 4 Watt 18IN 180 Deg Single-Sided LED Sign Tube is available to buy in increments of 9
More Information
Type of Area Sign & Billboards
Certifications CUL Listed, UL Listed
Dimmable No
Lamp Life: 50,000 Hours
CRI >80
Dimensions 18” x 1.10"
Length 18”
Width 1.10"
Lumen Output: 460 - 480
Manufacturer Keystone Technologies
Product Warranty 5 Year
Part Number KT-LED4T8-18P1S-8xx-D /G2
Minimum Start Temperature -20 Deg F
Technology LED
Voltage Multivolt 120V-277V
Wattage 4 Watt
Base Type R17D
Bulb Type T8
Beam Angle (LED Only) 180°
Case Quantity 9

ShineRetrofits Input:
Keystone's SignHero LED Tubes are the perfect solution for single-sided signs and can be installed in minutes with the DirectDrive technology that eliminates the need for an external driver or ballast while using the existing sockets.  There are a variety of lengths available for any size sign and all come with an R17D end cap that swivels. This product is high quality, durable, and made to last with a longer life and increased energy savings over fluorescent systems.

Product Features:
• Patent pending
• Ideal for single-sided signs
• 50,000+ hour lifetime
• Installs using existing sockets in the sign; all necessary wiring can be done within ballast raceway
• 120-277V input
• Optical lens over individual LEDs for optimal light spread within the sign
• Listed in the UL SAM Manual
• Effective 180° beam spread
• Rotatable end caps
• Over 50% more energy efficiency than HO fluorescent lamps
• UL Classified: LED sign retrofit, evaluated to UL 48 / UL 879A Standards
• No external driver or power supply needed
• Operating temperature: -20ºC/-22ºF to 55ºC/131ºF
• Optimized spacing 6” from the face and 12” on center

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  • 5 Year Warranty
  • UL Listed
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