These case fans are specifically designed for the Delta PFR0912XHE and fit a 90 x 90 x 38 mm opening. With a 9 cm footprint, they provide reliable cooling for server extensions and related equipment. Key benefits - Precise compatibility with Delta PFR0912XHE for plug-and-play installation - Efficient cooling at 12V and 4.5A, delivering stable, reliable airflow - Compact 9 cm footprint (90 x 90 mm) suitable for tight or crowded spaces - Helps maintain proper temperature in servers and related machines, supporting consistent performance - Durable construction designed for continuous operation in data center and IT environments Specifications - Size: 90 x 90 x 38 mm - Footprint: 9 cm - Voltage: 12V - Current: 4.5A - Compatibility: Delta PFR0912XHE Applications - Server chassis extensions and IT rack setups - Rack-mounted network equipment and storage enclosures - High density workstations or compute nodes requiring robust cooling