Sanyo Denki San Ace 9EC2048H001 – 200x70mm 48V DC High-Performance Industrial Cooling Fan
Maximum Airflow (11.0 m3/min) & Static Pressure (360 Pa) with Pulse Sensor Output
Product Overview
Unlock superior thermal management for your most demanding applications with the Sanyo Denki San Ace 9EC2048H001. As part of the renowned San Ace 200 Series, this 200x70mm axial fan delivers industry-leading reliability and performance at 48V DC.
Engineered for high-density cooling in data centers, telecommunications infrastructure, and industrial power systems, the 9EC2048H001 combines robust airflow (388 CFM) with exceptional static pressure (360 Pa). Its integrated pulse sensor enables intelligent system monitoring — allowing your control unit (PLC/MCU) to track RPM in real-time and detect failures instantly.
Constructed with a die-cast aluminum frame and a flame-retardant (UL94V-1) impeller, this fan guarantees durability and safety in harsh operating environments ranging from -20°C to +60°C.
Key Features & Benefits
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Robust Cooling Performance: Delivers up to 11.0 m3/min (388 CFM) airflow and 360 Pa static pressure — ideal for pushing air through high-resistance heatsinks and dense server racks.
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Real-Time Monitoring: Integrated pulse sensor output provides precise RPM feedback (typically 2 pulses per revolution), enabling proactive maintenance and instant failure detection.
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Rugged Industrial Design: Heavy-duty aluminum frame ensures superior structural rigidity and heat dissipation; paired with UL94V-1 rated plastic impeller for fire safety.
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Stable Voltage Operation: Operates reliably within 40.8V ~ 52.8V DC, ensuring consistent performance even in fluctuating 48V power systems common in telecom and industrial settings.
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Extended Service Life: Rated for 40,000 hours @ 60°C (L10 life), reducing maintenance downtime and total cost of ownership (TCO).
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Global Safety Certifications: Fully compliant with UL, cUL, EN safety standards and RoHS environmental directives — ready for global deployment.
Technical Specifications
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Parameter
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Specification
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Model Number
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9EC2048H001
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Series
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San Ace 200 (9EC Type)
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Frame Size
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200 x 200 x 70 mm
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Rated Voltage
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48 VDC
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Operating Voltage Range
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40.8 ~ 52.8 VDC
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Rated Current
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1.2 A
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Rated Input Power
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57.6 W
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Rated Speed
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3,600 min?1 (RPM)
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Max Airflow
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11.0 m3/min (388 CFM)
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Max Static Pressure
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360 Pa (1.446 inchH?O)
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Noise Level (SPL)
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60 dB(A) @ 1m
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Bearing Type
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Ball Bearing
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Expected Life
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40,000 hrs @ 60°C (70,000 hrs @ 40°C)
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Operating Temperature
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-20°C to +60°C
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Storage Temperature
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-30°C to +70°C
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Insulation Class
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Class E (120°C)
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Functions
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Pulse Sensor, Locked Rotor Alarm
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Wire Colors
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Red (+), Black (-), Yellow (Pulse)
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Weight
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Approx. 1.8 kg
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Certifications
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UL, cUL, TUV, CE, RoHS
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Note: This model features pulse sensor output for monitoring but does not support PWM speed control. For PWM functionality, please refer to the 9GV or 9GA series.
Ideal Applications
The 9EC2048H001 is engineered for critical cooling scenarios where reliability is non-negotiable:
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Data Centers & Servers: Cooling high-performance CPU/GPU clusters, blade servers, storage arrays, and rack-mounted systems.
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Telecommunications: Outdoor 5G base station cabinets, microwave transmission units, and switching stations requiring stable airflow under variable loads.
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Industrial Power Supplies: UPS systems, inverters, welding machines, laser power sources, and battery chargers needing continuous cooling.
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Medical Equipment: MRI, CT scanners, X-ray machines, and diagnostic devices that demand silent, reliable, and uninterrupted operation.
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Semiconductor Manufacturing: Process chamber cooling, lithography equipment ventilation, and cleanroom-compatible thermal management.
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Transportation & EV Infrastructure: Railway control systems, EV charging stations, and onboard power electronics cooling.
Dimensions & Mounting Details
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Overall Dimensions: 200mm (W) x 200mm (H) x 70mm (D)
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Mounting Hole Spacing: 170mm x 170mm (Standard 4-corner mounting pattern)
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Airflow Direction: Intake from Label Side → Exhaust from Lead Wire Side (Standard)
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Rotation Direction: Clockwise (when viewed from the intake/label side)
Frequently Asked Questions (FAQ)
Q: Can I use this 48V fan in a 24V system?
A: No. The 9EC2048H001 requires a minimum operating voltage of 40.8V. For 24V applications, consider our 9EC2024H001 or 9GA2024 series models.
Q: How do I connect the pulse sensor wire?
A: The Yellow wire is the pulse sensor output. Connect it to your controller’s input pin to receive RPM signals (typically 2 pulses per revolution). This allows for speed monitoring and fault detection.
Q: Is this fan waterproof for outdoor use?
A: The standard 9EC2048H001 is rated IP20 (protection against solid objects >12mm). For direct outdoor exposure or dusty environments, we recommend installing the fan inside an IP54/IP65 rated enclosure or selecting our specific IP68 waterproof series.
Q: Do you offer bulk pricing or custom cable configurations?
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