Cooling Fan Datasheets & Technical Downloads
Find technical datasheets for YCCFAN DC axial fans, DC blowers, AC fans, EC fans, and miniature cooling fans. Search by model number, product type, dimensions, or voltage to review available specifications, dimensional drawings, and airflow performance curves.
Download documents for equipment design, model comparison, replacement evaluation, or OEM purchasing. If you cannot find the correct document, contact YCCFAN for technical assistance.
| Product | Model | Dimensions | Rated Voltage | Datasheet | Actions |
|---|
Datasheet Preview
What's Included in a Cooling Fan Datasheet?
Dimensions Drawing
Check frame dimensions, thickness, mounting-hole positions, and other mechanical details required for installation.
Airflow & Static Pressure Curves
Review available performance curves to evaluate fan behavior under different airflow resistance conditions.
Electrical Specifications
Check rated voltage, current, power consumption, rotational speed, and other applicable electrical data.
Wiring & Control Information
Review available connection details and applicable PWM, FG, RD, or other signal configurations, where specified.
What Should Engineers Verify Before OEM Integration?
| Check Item | What to Verify |
|---|---|
| Mechanical Fit | Frame size, thickness, mounting-hole positions and clearance around the inlet and outlet. |
| Electrical Compatibility | Rated voltage, current draw, power consumption and connector pinout against your supply. |
| Airflow & Static Pressure | Compare the performance curve with the expected system resistance at your operating point. |
| Control Interface | Check available PWM, FG, RD or other signal functions and wiring for the exact model. |
| Operating Conditions | Ambient temperature, humidity and expected lifetime for the installation environment. |
| Model Identification | Confirm the full part number and version so the datasheet matches the delivered fan. |
Need a Different Fan Specification or Technical Drawing?
Can't find the exact model, document, or configuration you need?
Share your existing fan model or equipment requirements. YCCFAN can help review suitable product options, available documentation, and applicable OEM customization requirements.
Request Technical SupportFrequently Asked Questions About Cooling Fan Datasheets
1. How do I find a replacement DC cooling fan if the original model is discontinued?
Start by checking the original fan's dimensions, rated voltage, current, airflow, static pressure, and connector type. If the original datasheet is unavailable, use the fan label, part number, and equipment requirements to identify possible alternatives.
Compare the technical specifications of available models rather than relying on dimensions alone. YCCFAN can help review your existing fan specifications and identify suitable replacement options for OEM equipment.
2. Can I replace a cooling fan with another fan of the same size and voltage?
Not necessarily. Two cooling fans with the same dimensions and rated voltage may have different airflow, static pressure, current consumption, speed, noise levels, and control functions.
Before selecting a replacement, compare the datasheets and check the fan's operating conditions, connector, and mounting requirements. For industrial equipment, verify cooling performance after installation.
3. What specifications should I compare when choosing a replacement cooling fan?
The most important specifications include fan dimensions, rated voltage, current, airflow, static pressure, rotational speed, bearing type, and operating temperature range.
You should also check the connector, wire configuration, and PWM, FG, or RD functions if required by your equipment. For applications with restricted airflow, compare the performance curves rather than relying only on maximum CFM values.
4. How do I read a cooling fan airflow and static pressure curve?
A fan performance curve shows the relationship between airflow and static pressure. Airflow generally decreases as resistance increases, so the maximum airflow rating does not represent the airflow delivered inside every piece of equipment.
To evaluate a fan, compare its performance curve with your system's airflow resistance. The operating point helps determine whether the fan can provide sufficient cooling under actual installation conditions.
5. Can a 3-wire or 4-wire DC fan replace a 2-wire fan?
It may be possible, but compatibility depends on the fan's electrical specifications and your equipment's control circuit.
A 2-wire fan typically uses power and ground connections. A 3-wire fan commonly adds a speed feedback signal, while a 4-wire fan may include PWM speed control. However, wiring assignments and signal characteristics vary by model.
Always confirm the pinout, rated voltage, current requirements, and control interface before making a replacement.
6. Why do cooling fans with the same model number have different specifications?
A model series may include multiple voltage versions, speed grades, bearing configurations, or wiring options. These variations can affect current consumption, airflow, static pressure, noise, and available control functions.
Check the complete part number and applicable datasheet rather than relying only on the abbreviated model name. If two documents show different specifications, contact the manufacturer to confirm the correct configuration and document revision.
7. What information should I provide when requesting a custom DC cooling fan?
For an OEM cooling fan inquiry, provide the required dimensions, rated voltage, airflow or static pressure targets, operating environment, connector type, and control requirements such as PWM, FG, or RD.
It is also helpful to include the equipment application, estimated order quantity, and any existing fan model or technical drawing.
YCCFAN can review these requirements and discuss suitable standard models or available customization options for your project.