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LED Lighting

www.emeraldener.com

Lighting Specialist * Energy Auditors

Company Overview

• Certified Energy Auditor

• BGE Approved Contractor

• Installations by Licensed Electricians

• Design Lights Consortium (DLC) Listed Products

• Financing offered with flexible lease terms

• Complies with Buy American Act

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Overview

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Some Facts about LED

Uses 75% less electricity than Fluorescent

Uses 50-60% less electricity than Outdoor HID

Rebates paid by BGE to retrofit and specify for new construction

More Facts

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LED Lights are:

Mercury Free Flicker Free Controllable and Dimmable Less Heat = Lower Cooling Cost

Lighting accounts for 30% to 60% of annual electric costs for many businesses. LED lighting technology will help your business conserve energy and save money. Whatever your lighting needs, partner with us to maximize energy efficiency and manage costs.

Rebates

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BGE Pays the following Rebates per FIXTURE

Interior Replacing a 2 lamp 1’ X 4’ with LED = $50 RebateReplacing a 3 lamp or more 2’X4’ with LED = $80 RebateReplacing a Hi-Bay with LED = Rebate $100-$375 based on Lumen/watt output

OutdoorReplacing HID with LED = Rebate up to $375 per fixtureParking Garage with Integrated Motion sensoeUsing Controls results in further Rebate

Controls & Rebates

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Min Watts

Controlled

Rebate

Amount

Advanced Network Controls

Ceiling/Wall mounted 150 75$

Fixture mounted integrated 20 40$

Fixture mounted integrated for downlights 5 10$

Dual Daylight/Occupancy

Wall/Ceiling mounted 150 60$

Fixture Integrated 20 30$

Daylight Controls

Wall/Ceiling mounted, continuous dim 150 50$

Fixture mounted integrated 20 20$

Occupancy/Vancancy Controls

Wall/Ceiling mounted 150 40$

Fixture mounted integrated 20 15$

Vacancy wall switch sensor 20 20$

Controls

Using Controls will save further energy costs.

In fact, statistics from the National Electrical Manufacturers Association (NEMA), through its enLIGHTen America (www.nemasavesenergy.org) campaign, estimate the use of lighting controls can reduce energy costs by an additional 15 to 80 percent, depending on the facility.

Comparisons

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System Watts

LED

Replacement

Watts

Watts saved

by using LED

4-lamp F40-T12 160 42 118

4-lamp F32T8 128 42 86

3-lamp F40T12 120 33 87

3-lamp F32T8 96 25 71

2-lamp F40T12 80 25 55

2-lamp F32T8 68 25 43

Energy Comparison 2x4 LED vs. T12 & T8

Case Study

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Quantity Existing Fixture Total Watts

Total

Operating

Hours

kWh

Existing53

1'x4' Surface Mount Parabolic w/ (4) F40T12 Lamps & (2)

Electronic Ballasts w/ Prismatic Lens 8,448 4015 33,919

New LED 53 1'X4' LED Architectural Conical Surface Mount Fixture 2,226 4015 8,937

Existing 822'x4' Recessed Troffer w/ (4) F40T128 Lamps & (2)

Electronic Ballasts w/Prismatic Lens 8,010 4015 32,160

New LED 82 2'X4' Architectural Conical Recessed Troffer 42W 3,444 4015 13,828

On/Off no other controls

Retrofit Case Study Details

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Costs

Fully Installed cost

Utility Rebate

Net Installed Cost

SavingsUtility Cost per kWh

Annual Utility Lighting Cost

Lighting Cost After Upgrade

Lighting Cost Savings

Annual HVAC Cost Savings

Total Annual Maintenance Savings

Total Annual Savings

Returns

Simple Payback Years

Lease Option

36 month lease 0 down-Monthly Payment

60 month lease 0 down -Monthly Payment

Monthly Cash Flow Positive

998$

643$

143$

2.4

30,600$

8,230$

22,370$

0.137$

9,793$

3,740$

6,053$

606$

2,769$

9,434$

Retrofit Process

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Site Visit and Evaluation

Product selection and Modelling

Proposal Submitted

Financing Options Discussed

Contract Signing

Rebates Filed

Installation (nights and weekends at no premium)

Brand Names

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How it Works:

Parking

Lot Lights

Lighting

Controller

Wireless Web

Connection

(Verizon Cell Module)

Echo User

Access

Outdoor Controls, Annual Subscription

Contact

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Donal Doyle

Ph 443-562 7514ddoyle@emeraldener.com

Web: www.emeraldener.com

Ken Robertson

Ph 410-596-2290