Take a Bite Out of Lighting Loads With LEDs

Stephen Williams

Toshiba Sales Support Manager

Some LED Advantages

• Less electricity 18w LED = 100w PAR38

• No maintenance for years 50,000 LED vs.10,000 CFL

• Improved light quality 80 CRI LED vs. 25 CRI HPS

• Reduce HVAC cooling load• Advanced control options

Incandescent CFL LED

LIFE 1,000 hrs 10,000 hrs 50,000 hrs

Lumens Per Watt 10 50-60 70-90

Radiated Heat 85 Btu/hr 30 Btu/hr 3.4 Btu/hr

Mercury No Yes No

UV Radiation Minimal Yes Minimal

Instant Bright Yes No Yes

Durability Fragile Fragile Durable

Optical Efficiency 50 50 70-80

Indoor LED Advantages

Expected ROI 1.17 Years

Case Study: LUGGAGE & LEATHERSugar Land, Texas

Outdoor LED Advantages

• Uses much less electricity• Dark Sky Friendly• Much Longer Life• Better Uniformity & CRI

Roadway Luminaires Comparison

• 300+ Total Watts• 20,000 Hour Life• Yellow-Orange Light• CRI <25• Uneven Uniformity• Many Not Sky Friendly

250 HPS

• 81 Total Watts• 100,000 Hour Life• Natural White Light• CRI >70• Excellent Uniformity• Dark Sky Friendly

36 LED

VS.

Alamo Street, San Antonio, Texas

• 87 Watt LED Replacing 25,000 250 Watt HPS

• Expected Savings 23,325,000 KWH Per Year• Equivalent to 1,600 Homes’ Energy Use

$2.3 Billion Savings Potential

Source: U.S. Department of EnergyAs of 2012

• 44 Million Streetlights• 1 Million LED• Only 2% LED

USA StreetlightsUSA Streetlights

$3.5 Billion Savings Potential

• 54 Million Parking• 0.6 Million LED• Only 1% LED

Source: U.S. Department of EnergyAs of 2012

USA Parking LightsUSA Parking Lights

Much Smarter Lights

• Establishing Communications

• Power Usage Measurement

• Need Service Alarms

• On/Off & Dimming

• Motion Sensors

• Cameras

• Other

LED Attributes Recap

• Durability• Longer Life

• Energy Savings• Less Light Loss

• Dark Sky Friendly• Mercury Reduction• Less Radiated Heat

• Dimmable & Controllable• Better Overall Quality of Light