

Within telecom cabinets, base stations, and network equipment, SUNON EEC0254B3-0000-A99 serves as a 120 × 120 × 25 mm DC axial fan operating at 48 VDC. Its 2200 rpm rating defines a lower-speed operating point. For noise-control planning, start with the supplied product configuration. Confirm environmental protection for the ordered version.
| Rated Voltage(V) | 48 |
|---|---|
| Size(mm) | 120x120x25mm |
| Max.Air Flow(m³/h) | 127.4 |
| Max.Pressure(Pa) | 39.9 |
| Input Power(W) | 2.6 |
| Speed(rpm) | 2200 |
| Noise(db) | 34 |
Equipment builders can integrate SUNON EEC0254B3-0000-A99, a DC brushless axial fan, into refrigeration equipment. The design supplies the air movement required to carry component heat out of confined spaces.
Its listed maximum airflow of 127.4 m3/h gives engineers a basis for estimating enclosure air exchange, with installed performance determined by the resistance of the complete system. A documented PWM input allows system demand to regulate speed, supporting part-load energy use and acoustic control.
When qualifying EEC0254B3-0000-A99, give specific attention to service access. Use wiring verification in equipment qualification to align enclosure cooling, mechanical integration and lifecycle sourcing expectations. Match polarity, leads and control functions to the equipment harness.
SUNON EEC0254B3-0000-A99 serves commercial refrigeration equipment. Airflow around cabinet electronics and heat-exchange sections helps address recurring refrigeration loads. The fan gives OEM equipment a defined air route and supports stable temperature control.
SUNON EEC0254B3-0000-A99 serves refrigerators and cold-storage equipment. Airflow around internal electronics and air passages helps address uneven thermal conditions. The fan gives OEM equipment a defined air route and supports reliable cooling operation.
SUNON EEC0254B3-0000-A99 serves medical refrigeration equipment. Airflow around temperature-control electronics and heat exchangers helps address continuous cooling demand. The fan gives OEM equipment a defined air route and supports controlled storage conditions.
Speed-control capability is not stated for this complete part number. Confirm the signal and controller requirements before use.
Stock and lead time can change. Confirm the exact suffix, quantity, and delivery date with the supplier before ordering.
The listed speed is 2200 rpm. Confirm frequency, control method, and duty point for the installed system.
The supplied product-line reference discusses long-life cooling, but continuous-duty limits for this full suffix must be verified from its datasheet and operating conditions.
The exact bearing option is not confirmed by the row-level data. Check the complete suffix in the current SUNON specification.
Use the listed voltage, size, 127.4 m³/h airflow, 2200 rpm, and 2.6 W input for preliminary comparison.

Specified at 24 VDC, EEC0252B3-0000-A99 is a SUNON DC axial fan for telecom cabinets, base stations, and network equipment in 120 × 120 × 25 mm dimensions. Its 2200 rpm rating defines a lower-speed operating point. During noise-control planning, compare the model's rotational rating. Confirm environmental protection for the ordered version.
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SUNON configures EEC0381B3-0000-A99 as a 120 × 120 × 38 mm DC blower for telecom cabinets, base stations, and network equipment, operating at 12 VDC. Its 2100 rpm rating defines a lower-speed operating point. The recorded performance curve should guide noise-control planning. Confirm environmental protection for the ordered version.
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SUNON EEC0381B1-0000-A99 combines a 120 × 120 × 38 mm DC blower platform with a 12 VDC rating for telecom cabinets, base stations, and network equipment. Up to 234.5 m³/h is its most prominent listed performance figure. Review its static-pressure entry during noise-control planning. Confirm environmental protection for the ordered version.
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