Brushless axial radiator — 12V, 24V, 48V, power source Electric. The complete factory specification follows. Made by Guangzhou Yuexiu District Weikeheng Electronic Firm (2 years on the platform, typical reply ≤2h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Brushless Axial Radiator
- Model Number: WKH 1212LS
- Power Source: Electric
- Power: 8.4w
- Voltage: 12V, 24V, 48V
- Material: Plastic
- Blade Material: PBT
Technical Specifications
| Voltage | 12V, 24V, 48V |
|---|---|
| Type | High-Temperature Axial Fan |
| Material | Plastic |
| Blade Material | PBT |
| Mounting Type | Free Standing |
| Bearing Type | Sleeve Bearing |
| Power Source | Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM, OBM |
| Place Of Origin | Guangdong, China |
| Brand Name | WEIKEHENG |
| Model Number | WKH 1212LS |
| Color | Black |
| Fan Type | DC Axial Brushless Fan |
| Electricity | 0.14A |
| Power | 8.4w |
| Size | 120x120x25mm |
| Noise | 40db-65db |
| Speed | 3000RPM |
| Weight | 0.12kg |
| Fan Bearing | Double ball |
| Frame Material | Plastic (black) |
| Selling Units | Single item |
| Single Package Size | 21X11X14 cm |
| Single Gross Weight | 0.228 kg |
Product Details
- High Airflow
- 120mm large blades deliver efficient heat dissipation for server cabinets, ideal for heavy-duty industrial inverters with high heat output.
- PWM Silent Operation
- 4-wire PWM for adjustable fan speed; balanced motor cuts vibration noise for quiet PC use.
- Long Service Life
- Dual ball bearing, stable 24/7 operation up to 70,000 hours.
- CE, RoHS, FCC certified, compliant with global standards for customized fans.




120 x 120 x 25 mm DC FAN | WKH 1212LB (12025 Series) | |
Model Number | WKH 1212LB (12025 Series) | |
Dimensions | 120 x 120 x 25 mm (Standard 1212) | |
Rated Voltage | DC 12V (Support 24V/48V Customize) | |
Rated Speed (RPM) | 2000 – 3000 RPM (High Speed) | |
Rated Current | 0.14 Amps | |
Power Consumption | 1.68 Watts (Energy Efficient) | |
Max. Airflow | 70.0 – 85.0 CFM (High Airflow) | |
Noise Level | 28 – 35 dB-A (Silence Fan PC) | |












MODEL | Rated Voltage | Rated Current | Rated Input Power | Speed | Maximum Air Flow | Maximum Air Pressure | Noise | ||||
PART NO. | VDC | Amp | Watt | R.P.M. | m3 /min | CFM | mmH2O | IN H2O | dB-A | ||
WKH1212L | 12 | 0.14 | 1.68 | 1900 | 1.782 | 62.93 | 3.93 | 0.154 | 32.5 | ||
WKH1224L | 24 | 0.09 | 2.16 | 1900 | 1.782 | 62.93 | 3.93 | 0.154 | 32.5 | ||
WKH1212M | 12 | 0.18 | 2.16 | 2200 | 2.091 | 73.84 | 5.15 | 0.203 | 35.5 | ||
WKH1224M | 24 | 0.12 | 2.88 | 2200 | 2.091 | 73.84 | 5.15 | 0.203 | 35.5 | ||
WKH1212H | 12 | 0.23 | 2.76 | 2500 | 2.341 | 82.67 | 6.25 | 0.246 | 38.5 | ||
WKH1224H | 24 | 0.14 | 3.36 | 2500 | 2.341 | 82.67 | 6.25 | 0.246 | 38.5 | ||
WKH1212HH | 12 | 0.33 | 3.96 | 2800 | 2.694 | 95.14 | 7.73 | 0.304 | 41.5 | ||
WKH1224HH | 24 | 0.18 | 4.32 | 2800 | 2.694 | 95.14 | 7.73 | 0.304 | 41.5 | ||
WKH1212VH | 12 | 0.4 | 4.8 | 3100 | 2.938 | 103.75 | 9.43 | 0.371 | 44.5 | ||
WKH1224VH | 24 | 0.23 | 5.52 | 3100 | 2.938 | 103.75 | 9.43 | 0.371 | 44.5 | ||
WKH1212SH | 12 | 0.53 | 6.36 | 3400 | 3.203 | 113.11 | 10.92 | 0.43 | 46.5 | ||
WKH1224SH | 24 | 0.28 | 6.72 | 3400 | 3.203 | 113.11 | 10.92 | 0.43 | 46.5 | ||


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Battery Management System




















Item | Custom Options |
Product Name | Custom AC Axial Fan, DC Axial Cooling Fan 5020 |
Available Sizes | 15mm,17mm,18mm,20mm,25mm,30mm,35mm,36mm,38mm,40mm,45mm,50mm,52mm,60mm,70mm,80mm,92mm,120mm,125mm,127mm,136mm,140mm,150mm,160mm,172mm,200mm,220mm,225mm,254mm,280mm |
Material | Plastic Frame & Blades / Metal Frame & Metal Blades (Optional) |
Bearing Type | Double Ball Bearing / Hydraulic Bearing |
Working Voltage | DC: 5V,12V,24V,48V |
AC: 115V,230V,380V,480V | |
EC: 115V,230V Customized | |
Custom Features | PWM/FG/RD, IP waterproof, high temp, low noise |
Custom Parts | Logo printing, wire length, plug, fan guard |
Service | OEM & ODM, sample development |
Application Scenarios | Household Appliances, Industrial Machinery, Aerospace Equipment, Power Supply Equipment, Cooling System, Ventilation Devices & More |








Item | Custom Specifications |
Product Name | DC / AC / EC Centrifugal Blower Fan |
Available Sizes | 15mm,17mm,18mm,20mm,25mm,30mm,35mm,36mm,38mm,40mm,45mm,50mm,52mm,60mm,70mm,80mm,92mm,120mm,125mm,127mm,136mm,140mm,150mm,160mm,172mm,200mm,220mm,225mm,254mm,280mm custom sizes supported |
Material | Galvanized metal housing; galvanized metal / plastic impeller optional |
Motor Type | AC capacitor motor, DC / EC brushless outer rotor motor |
Working Voltage | DC 5/12/24/48V; AC 115/230/380/480V; EC 115/230V |
Custom Functions | PWM speed control, IP waterproof, custom wire & plug, laser logo |
Wide Application | Split air conditioner, air curtain, industrial cooling equipment, humidifier, heater, ventilation cabinet, charging pile, medical equipment |
Service | OEM ODM custom, sample drawing development |


Custom Protective Cover


Custom Dust Cover
efficiency, simple to mount and clean.




Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–499 piece: US $1.6 / piece
- 500–9999 piece: US $1.5 / piece
- 10000–19999 piece: US $1 / piece
- 20000+ piece: US $0.85 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this brushless axial radiator?
The standard minimum order quantity is 1 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Can the brushless axial radiator be supplied for my local voltage?
The standard configuration is 12V, 24V, 48V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Guangzhou Yuexiu District Weikeheng Electronic Firm, based in China. The company 2 years as a verified Alibaba.com supplier, Trading Company. Browse the full Guangzhou Yuexiu District Weikeheng Electronic Firm range on HVACR Nexus.
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