Susan Bloom

Freelance Writer

Susan Bloom is a 20-year veteran of the lighting and electrical products industry. Reach her at

Articles by Susan Bloom

  • LED lighting can be powered and controlled through a PoE system in a data center application.
June 2015
Power over Ethernet (PoE) is any of several standardized or ad-hoc systems that pass electrical power along with data on Ethernet cabling. These systems enable a single cable to provide both data connection and electrical power to such devices as wireless access points, phone systems, Internet protocol (IP) cameras and light-emitting diode (LED) lighting. READ MORE
  • Cree LED lighting helps create an inviting environment in the parking structure of Presence Saint Francis hospital in Evanston, Ill. The hospital benefits from the energy efficiency of the multilevel sensor in the VG Series LED luminaires, which lowers output from 100 percent to 25 percent after seven minutes of no occupancy detection.
April 2015
With tens of thousands of parking garage structures containing hundreds of millions of spaces to accommodate the nation’s 135 million-plus registered passenger cars, the U.S. parking garage sector is a robust market that accounts for significant real estate in cities and towns nationwide. READ MORE
March 2015
The term “baby boomer” refers to Americans born between 1946–1964, when the United States experienced a marked, sustained rise in birth rates following the end of World War II. The first baby boomers began turning 65 in 2011, and this group is expected to live longer than previous generations. The U.S. READ MORE
February 2015
According to “The Federal Commitment to Green Building: Experiences and Expectations” report from the Department of Energy’s (DOE) Office of Energy Efficiency and Renewable Energy, the U.S. government owns nearly 500,000 buildings that cover 3.1 billion square feet, account for 0.4 percent of the country’s energy usage, and emit about 2 percent of the nation’s building-related greenhouse gases. READ MORE
January 2015
According to the Consortium for Energy ­Efficiency’s 2013 State of the Efficiency Program Industry report, “U.S. and Canadian combined gas and electric Demand Side Management program budgets reached $9.6 billion in 2013, representing a 2 percent increase over 2012 DSM budgets. READ MORE
December 2014
Roughly 70 million U.S. street and roadway lighting fixtures—estimated to be a $200–300 million market—represent big business for electrical contractors, especially as this application increasingly converts to light-emitting diode (LED) technology. READ MORE
September 2014
Though PDE Total Energy Solutions isn’t currently in the financing business, CEO Shelley Keltner suspects the nearly 25-year-old, Sante Fe Springs, Calif.-based contractor may be soon. 
July 2014
With schools and healthcare facilities struggling to balance rising costs with ever-tightening budgets, energy-efficient lighting upgrades can be an easy and effective way to improve a facility’s lighting quality and performance while significantly reducing operating costs. READ MORE
June 2014
Once known as demand-side management, the implementation of products and practices designed to modify electricity consumption are proven methods for electricity providers and consumers to control usage. READ MORE