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PovverLaae Corporation <br />The Brightest Way 10 Savel TM <br />1260. Liberty Way, Suite <br />Vista, CA 92081 <br />(760) 727 -2360 <br />May 6, 2013 <br />City of Santa Ana <br />Kur(Wiemann, Public Works Agency <br />3rd Floor, Ross Annex <br />20 Civic Center Plaza <br />Santa Ana, CA 92702 <br />Subject: Exceptions and Deviations Project 413 -009 <br />Dear City of Santa Ana: <br />PowerLux pioneered thermal management for electronic lighting products for over 19 years. Our Power Rimo, which <br />we received Department of Energy grant money, was first introduced in 1994. Power Rime is a success story of DOE's <br />invention and innovation program. <br />As a company policy, Philips offers across the board 5 -year warranty on all LED modules. Philips is being a <br />conservative and financially responsible 100 year old company. They are the largest foremost leader of lighting in the <br />world. Philips is a leader in Power LED for lighting and own majority of LED patents. Based on PowerLux thermal test <br />results on the Fortimo HBM module and the maximum temperature in Santa Ana, our findings is the Post -Top Retrofit <br />we are offering the City of Santa Ana could have a 2 -4 times rated life. This is based on every 10 °C reduction in <br />operating temperature; the electronics life will be doubled. <br />The RFP asked for color temperature of 2700 — 4000K. At this time, Philips does not have stock on the 54W/740 — <br />4000K module, PowerLux installed a 54W/757 -5000K module for sample purpose. if we are awarded the bid, Philips <br />will have the correct, color temperature available for us to install in the retrofit. For your information, based on scotopic <br />visual performance, 50001E will give you more depths of field and S/P ratio of 1.96 over 4000K S/P ratio of L61, a 22% <br />Increase in visual performance. <br />Our alternative bid DorarM LED Refractor can boost downward light by 60% due to unique Lid and prism controlled <br />optics. This Lid can also limit the uplight and meet Dark Sky ordinance while perforated version can give decorative <br />glow of the globe and see tree leaves too. DoraTM is a Made in USA product. City of San Marcos upscale San Elijo <br />Town Center has The DoraT^I installed. <br />Submitted samples do not include surge protectors. However, they are included in the final products. <br />Sincerely, <br />- <br />Ken L7nt, LC <br />President <br />PowerLu%" Corporation <br />411--A591 <br />1 <br />25D -31 <br />