EV-0.5-1640

EV-0.5-1640 fan for equipment cooling

The EV-0.5-1640 is an aircraft electric fan used for cooling radio-electronic equipment. It is installed where electronic blocks need forced airflow rather than natural ventilation. In aircraft equipment bays, even a small fan can be important: heat from electronic modules builds up quickly, especially when several units operate in a compact area. The EV-0.5-1640 moves air through or around the equipment zone and helps keep the temperature of electronic components within the required operating range.

Cooling role of the EV-0.5-1640 in aircraft systems

The main task of the EV-0.5-1640 is to provide a stable airflow for onboard electronic equipment. It is not a cabin ventilation fan and is not used for crew comfort. Its place is closer to avionics, radio equipment, control modules, converters, and other electronic units that need cooling during continuous operation. If airflow is reduced because of contamination, bearing wear, low speed, or poor electrical contact, the cooled equipment may start overheating even though the fan still appears to rotate.

Power supply of the EV-0.5-1640 fan

The EV-0.5-1640 operates from an aircraft alternating-current power supply with standard aviation frequency. This model is specified for operation from a single-phase AC network. The fan belongs to the EV family, where modifications for different supply voltages may be possible depending on manufacturer execution and customer requirement. In practice, the exact voltage, phase count, and frequency must be checked by the nameplate or passport before installation. A visually similar fan from the same family may have a different electrical version.

Continuous operation of the EV-0.5-1640

The EV-0.5-1640 is intended for continuous operation. It can work in any spatial position, which is useful in aircraft equipment compartments where mounting direction is often dictated by available space, duct layout, or the position of the cooled unit. Continuous-duty operation does not mean the fan can be ignored after installation. Noise, vibration, reduced rotation speed, dirt on the impeller, or an increase in current consumption can indicate wear or mechanical resistance long before complete failure.

Mechanical and acoustic behavior of EV-0.5-1640

The fan is compact and lightweight, but it rotates at high speed to provide the required airflow and pressure. Because of that, rotor balance, bearing condition, and impeller cleanliness matter. Excessive noise or vibration is not only uncomfortable; in an equipment bay it may also point to a mechanical problem that can later affect cooling performance. During service, the fan should be checked for smooth start-up, stable speed, absence of rubbing, correct mounting, and secure electrical connection.

Identification and supply of EV-0.5-1640

When ordering or replacing the fan, the full designation EV-0.5-1640 should be used. The electrical version should be confirmed separately, especially supply voltage, phase count, frequency, and capacitor value. For aircraft supply, the condition of the unit, passport, storage history, operating time, and compatibility with the installation should be checked. If the fan is needed for a specific electronic block or cooling duct, it is better to match it by the aircraft documentation rather than by airflow rating alone.

Product Type: Aircraft electric fan
Designation: EV-0.5-1640
Function: Forced cooling of radio-electronic equipment
Application / Where Used: Aircraft radio-electronic equipment, avionics cooling, equipment compartments
System / Installation Area: Onboard electronic equipment cooling circuits
Operating Mode: Continuous duty, S1
Permitted Mounting Position: Any position in space
Nominal Airflow Capacity: 50 m³/h
Total Pressure at Rated Capacity: 180 Pa / 18 kgf/m²
Supply Voltage: 115 V AC
Supply Frequency: 400 Hz
Number of Supply Phases: 1
Capacitance: 0.43 μF
Power Consumption: Not more than 16 W
Current Consumption: Not more than 0.16 A
Rotational Speed: Not less than 11000 min⁻¹
Sound Level: Not more than 65 dBA
Weight: 0.15 kg
Minimum Operating Time: 3000 h
Ambient Operating Temperature Range: −60 to +100 °C
Modification Option: Fan versions may be modified for customer supply voltage, subject to manufacturer execution
Technical Documentation: Product passport and manufacturer technical documentation as applicable

All shipments are carried out from our international warehouse in Dubai (UAE), as well as from our partners’ remote warehouses.

In Stock — items available in stock at the Dubai warehouse are dispatched within 5–10 business days after receiving 100% prepayment.

Remote Stock — items available at our partners’ remote warehouses are supplied within an average of 30–45 business days after receiving 100% prepayment.

Pre-Order — made-to-order products are manufactured and delivered within an average of 45–60 business days. Payment terms: 50% advance payment to start production, with the remaining 50% paid before dispatch from the Dubai warehouse after full readiness for shipment.

Returns & Changes (Restocking Fee)
For selected items, a RESTOCKING FEE of 10% may apply in case of return, order cancellation, or changes to the order specifications. This condition applies only to certain products and is confirmed at the order approval stage.

Warranty
All products are covered by a standard 6-month warranty.
Extended warranty is available upon request and is agreed individually; it may affect the final product price.