Description
The DWPH EFH-09C05H is a 5VDC 75mm Centrifugal Fan optimized for localized thermal management in high-density mobile computing environments. Engineered with a high-efficiency DC motor, this blower utilizes a precision-balanced impeller to minimize thermal impedance within cramped chassis. Its structural rigidity is maintained through UL94V-0 rated thermoplastic housing, ensuring durability under continuous operation. Operating at 0.80A with a power consumption of 4.0W, it delivers the necessary static pressure to overcome the resistance of dense copper heat pipe fins. This unit is specifically designed to maintain optimal CPU temperatures in Haier Tianlong E6-A371 systems, preventing thermal throttling during peak processing loads.
Model Number: EFH-09C05H
Brand: DWPH
Product Type: DC Centrifugal Blower Fan
Rated Voltage: 5 VDC
Voltage Range: 4.5 – 5.5 VDC
Rated Current: 0.80 A
Power: 4.0 W
Rated Speed: 4200 RPM
Bearing Type: Sleeve Bearing
Max. Air Flow: 9.20 CFM (15.6 m³/h / 0.26 m³/min)
Max. Static Pressure: 14.80 mmH₂O (145.1 Pa / 0.58 inH₂O)
Dimensions: 75 x 70 x 12 mm
Weight: 42 g
Life Expectancy: 30,000 hours at 40 C
Housing Material: UL94V-0 PBT Plastic
Blade Material: UL94V-0 PBT Plastic
Termination: 2-Wire Lead Wires
Operating Temperature: -10 to +70 C
Storage Temperature: -40 to +75 C
Certifications: CE, RoHS
Protection Features: Locked Rotor Protection, Reverse Polarity Protection
EFH-09C05H Applications
1. Laptop Thermal Management: Ideal replacement fan for Haier Tianlong E6-A371 series, providing the high static pressure required to push air through restrictive micro-channel heat sinks.
2. Compact Embedded Systems: Optimized for low-profile industrial PCs where vertical clearance is restricted and 5VDC power rails are the primary cooling bus.


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Additional information
| Shipping Weight | 1 kg |
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