10.4" Half Rack Quiet Blower Panel shall be Middle Atlantic Products model # HR-QBP-1. Half Rack Quiet Blower panel shall be finished in a durable black powder coat and shall occupy 1 rackspace. Half Rack Quiet Blower panel shall activate at 87°F (30.5°C), reach full speed at 95°F (35°C) and switch off at 85°F (29.4°C Half Rack Quiet Blower panel shall displace 50 CFM with a maximum decibel level of 28 dB (measurements made 1 meter from source, centered horizontally and vertically). Half Rack Quiet Blower shall meet applicable requirements under the Low Voltage Directive 2006/95/EC and EMC Directive 2004/108/EC. Half Rack Quiet Blower panel shall be manufactured by an ISO 9001 and ISO 14001 registered company. Half Rack Quiet Blower panel shall be warrantied to be free from defects in materials and workmanship under normal use and conditions for a period of 3 years. Half Rack Quiet Blower panel shall include a UL Listed 12V DC power supply and temperature probe with a 9' cord.