PFB1248EHE

The PFB1248EHE from Delta Electronics represents cutting-edge technology in DC Brushless Fans (BLDC), engineered for mission-critical cooling applications. This high-performance fan integrates advanced thermal management solutions with robust construction, delivering exceptional airflow dynamics for demanding environments.Operating at 48VDC, this BLDC fan ensures stable performance across varying power conditions, making it ideal for industrial automation systems where voltage fluctuations are common.With a compact Square - 120mm L x 120mm H footprint, the fan achieves space-efficient integration without compromising cooling capacity, particularly beneficial in high-density server racks and telecom equipment.The 38.00mm profile enables seamless installation in constrained spaces while maintaining optimal air channeling for effective heat dissipation in embedded computing applications.Delivering 181.3 CFM (5.08m³/min), this fan provides superior thermal transfer efficiency, crucial for maintaining optimal operating temperatures in power electronics and RF amplification systems.Engineered to overcome 0.751 in H2O (187.0 Pa) resistance, the fan ensures consistent cooling performance even in restricted airflow environments like sealed enclosures or ducted systems.The Ball bearing system extends operational lifespan to over 60,000 hours, reducing maintenance frequency in 24/7 industrial applications.As a Tubeaxial configuration, it offers targeted airflow directionality for precise cooling of heat-generating components in medical imaging equipment.Incorporating Locked Rotor Protection, the fan provides intelligent monitoring and protection capabilities essential for unmanned infrastructure and remote monitoring systems.With acoustic emissions of just 59.0dB(A), this solution meets stringent noise pollution requirements in office automation equipment and residential HVAC systems.Consuming only 21.6 W, the fan achieves industry-leading energy efficiency ratios, significantly reducing total cost of ownership in data center applications.The variable 4000 RPM capability allows dynamic speed adjustment based on thermal loads, optimizing energy use in solar inverter systems with fluctuating cooling demands.Featuring 2 Wire Leads connectivity, the fan supports flexible integration with various control systems and power distribution architectures.Rated for 14 ~ 140°F (-10 ~ 60°C) operation, it maintains reliable performance in extreme environmental conditions encountered in oil/gas exploration equipment.Certified by CE, CSA, UL, VDE, the fan complies with international safety and EMC standards for global deployment in commercial and industrial markets.At just 0.838 lb (380.11 g), the lightweight design minimizes structural load while providing robust cooling performance in aerospace avionics cooling systems.