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WBLF-1251-AS1200 305mm (12Inch) 12V 200W High Power Brushless Cooling Fan - Sunlight Motor

Introducing Sunlight Motor’s WBLF-1251-AS1200 — a 305mm (12Inch) 12V 200W brushless cooling fan built for efficient heat dissipation.
It delivers 2600m³/h airflow (2900rpm) and supports PWM speed control (100-1000Hz) for precise tuning.
Boasting IP68 waterproofing, it operates reliably in -40~+105℃ environments with a ≥25000-hour lifespan.
Low noise (≤80dB) and 9-16VDC voltage compatibility make it ideal for high-power heat management needs.

  • WBLF-1251-AS1200

  • Sunlight

Voltage:
12v
Availability:
Quantity:
Inquire Add to Basket

Specification of  305mm (12Inch) 12V 200W High Power Brushless Fan

Rated voltage 12v
Voltage range  9-16VDC
Rated current  ≤23A
Maximum air volume 2500m³/h
rotation speed 2800rpm
Fan life  ≥25000h
0perating temperature -40℃~+105℃
Fan stopping temperature  105°C
Weight 2.5kg


Performance diagram of  WBLF-1251-AS1200

WBLF-1251-AS1200风量图_png


Drawing of 305mm (12Inch) 12V 200W High Power Brushless Fan


WBLF-1251-AS1200产品数据图_01


Real photo of  305mm (12Inch) 12V 200W High Power Brushless Fan


AS1200图


Advantages of 305mm (12Inch) 12V 200W High Power Brushless Fan


  • High Performance Drop-In Option -- Industrial cooling fan replacement: 2800rpm, 2500m³/h high airflow.

  • Flexible Control -- PWM speed control (100-1000Hz, 20-100% duty cycle) for precise adjustment.

  • Robust Sealing & Durability -- IP68 waterproof, -40~+105℃ operating range, ≥25000-hour lifespan (heavy-duty applicable).

  • Lower Noise & Higher Efficiency -- Brushless design, ≤80dB low noise, 200W high-efficiency operation.

  • In-House Full Control -- Sunlight Motor internal R&D, design & manufacturing for consistent quality.

  • Independent Testing & Certification -- EMC Pass; vibration/thermal cycling compliant; anti-reverse polarity protection.

  • Customization Service -- Tailored blade geometry, wire length (400±20mm), connectors & harness specs.


Application of 305mm (12Inch) 12V 200W High Power Brushless Fan


Suitable for use in

  • Trucks, trailers, and refrigeration units

  • Condensers, radiators, heat exchangers

  • Construction & utility vehicles

  • Buses, ambulances, engineering vehicles

  • Agricultural, mining, forestry machinery

  • New energy vehicles, charging station thermal managemer

 图1    图2   图3 应用图


Installation & Usage Tips

  • Mount Flat & Securely: Use a flat surface with proper torque. Avoid frame deformation—prevents airflow imbalance & reduced cooling efficiency.

  • Maintain Clear Airflow: Do not obstruct inlet/outlet paths; allow free airflow—avoids equipment overheating & shutdowns.

  • Wiring Polarity: Connect positive-negative correctly. Reverse polarity risks driver damage (anti-reverse protection included to skip repair costs).

  • Stable Power Supply: Keep voltage 9-16VDC (12V nominal); power ripple ≤1%—prevents speed fluctuations & cooling failure.

  • Use Clean Environments: IP68 rated; avoid corrosive liquids; -40~+105℃ fits harsh industrial conditions.

  • Routine Checks: Periodically inspect wiring/connections—catch issues early to avoid malfunctions.

  • Storage Conditions: Store dry at -40~+105℃—preserves materials & ≥25000-hour lifespan.

  • Control & Regulation: Use PWM (100-1000Hz); 20-100% duty cycle for precise heat dissipation tuning.




About us

Since 1990, Sunlight has specialized in manufacturing high-performance brushless fans and blowers. Certified with ISO9001 and IATF16949, our products meet CE, RoHS, and EMC standards. Widely applied in automotive, machinery, refrigeration and energy industries. Sunlight is committed to delivering quality, innovation, and reliable cooling solutions.

All fans undergo 100% testing before shipment, with customization and technical support available.


Certifications

 3516图片1


Exhibition


exhibition-show room-7jpg  exhibiton show room  show room-exhibition-1Brushless Axial Fans - czsunlight.com (19)QQ图片20220525135048


Test Experiment

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Ordering Information

Sample Lead Time: 14days

Mass Production: 21days

MOQ: 2

Customization: Voltage, control mode, wiring, housing treatment available

Contact Us:

Sunny Li: +86-18806140118 / sunny@sunlightmotor.com

Alisa Chen: +86-18806140198 / sales3@czsunlight.com

Frances Zhang: +86-18806140168/ sales1@czsunlight.com

Vicky Li: +86-18806140098/ sunlight@sunlightmotor.com


FAQ

1. Q: What voltage range does the WBLF-1251-AS1200 support, and will reverse polarity damage it?

A: It works with 9-16VDC (nominal 12V). Reverse polarity won’t damage the driver—built-in anti-reverse protection avoids costly repairs (only pauses operation).

2. Q: How do I adjust the WBLF-1251-AS1200’s speed, and what PWM parameters apply?

A: Use PWM control (100-1000Hz frequency, 20-100% duty cycle) via the PWM port. Recommended 500±100Hz for stable, precise speed tuning to match heat loads.

3. Q: Is the WBLF-1251-AS1200 fit for harsh industrial environments? What’s its protection rating?

A: Yes—it has an  IP68 waterproof/dustproof rating and operates at -40~+105℃, ideal for dusty/moist high-temperature industrial setups.

4. Q: What’s the WBLF-1251-AS1200’s service life, and how can I extend it?

A: It has a  ≥25000-hour lifespan. Extend it by inspecting wiring periodically and keeping inlet/outlet paths clear (avoids overheating).

5. Q: If the WBLF-1251-AS1200 won’t run, how do I quickly troubleshoot?

A: Connect the PWM wire to positive power (red) and apply 12V: full-speed operation means it’s intact (protection mode); no run indicates a fault (speeds up after-sales fixes).




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