HP 865438-B21 800w Titanium Lh Fs Psu

Overview
The HP 800w Titanium Lh Fs Psu (part number 865438-B21) is a high-efficiency, fully modular power supply unit designed for demanding workstation and server environments. Built with titanium-grade components, this PSU delivers reliable 800 watt output while maintaining low noise and reduced heat generation, making it an ideal choice for professionals who need consistent performance and long-term stability.

Key Features

• 800 watt continuous power rating for robust workload handling
• Titanium-grade capacitors and internal circuitry for extended lifespan
• Fully modular design for easy cable management and improved airflow
• 80 PLUS Platinum efficiency rating reduces energy costs and heat
• Active PFC (Power Factor Correction) for cleaner power draw
• Quiet 120 mm fan with temperature controlled speed
• Universal input voltage range 100-240 V AC

Technical Specifications

• Maximum Power Output: 800 W
• Efficiency: 80 PLUS Platinum (minimum 92% at 50% load)
• Input Voltage: 100-240 V AC, 50/60 Hz
• Output Rails: +12 V (multiple rails), +5 V, +3.3 V
• Connector Types: 24-pin ATX, 8-pin EPS, 6+2 pin PCIe, SATA, Molex
• Operating Temperature: 0 to 40 degrees C
• Dimensions (W x H x D): 150 mm x 86 mm x 140 mm
• Weight: approx 2.2 kg

Applications
This HP 800w Titanium Lh Fs Psu is suited for high-performance workstations, entry-level servers, graphic rendering rigs, and compute-intensive applications such as CAD, video editing, and scientific simulations. Its high efficiency and reliable power delivery also make it a strong candidate for custom builds where space and cooling efficiency are critical.