Stories indexed with the term ‘LED’

A purchase agreement with DTE – to convert 223 mercury-vapor cobrahead streetlights to LED technology – has been approved by the Ann Arbor city council. The up-front cost of the conversion will be $69,555 – but that amount will be reduced to $55,060 after rebates.

The annual electric bill from DTE for the 223 streetlights is currently $45,128. After conversion, the projected annual cost will be $30,910. The savings would result in about a 3.1-year payback period on the net cost of $55,060. City council action came at its June 16, 2014 meeting.

The city is billed for 7,431 streetlights – of which 5,216 are DTE-owned. Of the 2,215 city-owned lights, 1,923 have LED fixtures.

None of the streetlights to be converted under the … [Full Story]

Whether the last 212 non-LED streetlights in downtown Ann Arbor will be converted to LED technology using $101,733 from the Ann Arbor Downtown Development Authority is a question that will be answered over the next month. The DDA board voted to postpone the authorization at its May 7, 2014 meeting until June.

… [Full Story]

On his website last month, photographer Mark Bialek published a collection of photos of LED street lights on Main Street Ann Arbor. “These beautiful LED lights really are worth photographing over and over again.” [Source]