Case of 8 Delta Electronics -EFB1548XHG - DC48V 1.65A Brushless Axial Cooling Fan
Features:150mm x 172mm x 50mm, (5.9" x 5.7" X 2")

• Operating voltage 48 VDC (24 to 60 VDC)
• Operating Temperature -10C to+70C
• Ball Bearing Permanently Lubricated
• Die Cast Aluminum Housing
• Impeller Thermoplastic
• Air Flow 415 CFM (11.75 M3/min)
• Solid State Brushless DC Motor
• Tachometer - Open Collector 28V Max
• 2 Pulse/Rev.
• Tachometer Output 5 mA VCE 0.5V Max.
• Noise Level 74.5 dBa
• Lead Wires :- UL 1007 AWG #24 OR Equivalent
• Red Wire Positive (+)Black Wire Negative (-)
• UL Certified, RoHS,

EFB Series fans are low air resistant fans featuring over 25 mm thickness for a 3-blade design. This standard DC axial fan has a maintenance-free ball bearing system and plastic impeller and frame.