SLT-2303X-7
Sunlight
24V
3200 ± 200rpm
≤ 7.0A
≤ 75dB (A)
-40~+85°C
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The SLT-2303X-7 is a direct replacement brush axial suction fan, designed to match the installation size and performance of the Kelin 8170-00001 fan. This 12-inch 24V DC cooling fan is engineered for heavy-duty and commercial vehicle applications, delivering stable airflow, long service life and excellent reliability in harsh working conditions.
Parameter | Specification |
|---|---|
Model No. | SLT-2303X-7 |
Compatible Model | Kelin 8170-00001 |
Rated Voltage | DC 24V |
Rated Current | ≤ 7.0A |
Rated Speed | 3200 ± 200 rpm |
Noise Level | ≤ 75 dB(A) |
Static Pressure | 0 Pa |
Air Flow Rate | ≥ 2600 m³/h |
Operating Temperature | -40℃ ~ +85℃ |
Fan Size | 12 Inch |
Motor Rotation | Clockwise (viewed from shaft end, CW) |
Insulation Resistance | ≥ 20 MΩ (normal condition) |
Protection Level | IP56 |
Life Span | ≥ 6000 hours |
Weight | 2.5 ± 0.5 kg |
Fan Wheel Material | PA66-GF35 |
Fan Cover Material | PA66-GF30 |
Connector Brand | Zhejiang Yida |
Operating Mode | S1 (Continuous duty) |
Connection Type | Standard automotive connector |
✅ Direct Replacement Fit
Designed to perfectly match the installation dimensions and performance of the Kelin 8170-00001 fan, no modification needed for drop-in replacement.
✅ Reliable Brush Motor Performance
High-power brush motor delivers stable speed and airflow, built to handle continuous operation in vehicle cooling systems.
✅ Wide Operating Temperature Range
Rated for -40℃ to +85℃, suitable for extreme weather and heavy-duty applications such as construction machinery, buses and trucks.
✅ High-Grade Materials & Durability
Impeller and guard made of reinforced PA66-GF material for high strength and impact resistance.
Dustproof domestic Allout-60RS lubricating grease ensures smooth operation and long bearing life.
Dynamic balance tested (imbalance ≤ 40mg) to reduce vibration and noise.
✅ Automotive-Grade Wiring & Protection
Radiation-resistant wires with temperature resistance ≥ 125℃, complying with QC/T29106 standards.
Wire harness made of QZY-2/130 (0.44mm diameter, 22 strands), wrapped in tape for protection.
Connector and wire materials meet QC/T417-2001 and QC/T484 standards, withstanding -40℃ to +125℃ without aging or cracking.
IP56 protection level for excellent dust and water resistance.
✅ Suction Type Configuration
Optimized for puller (suction) applications, ideal for radiator and heat exchanger cooling in commercial and heavy-duty vehicles.
Rotation Direction: Clockwise when viewed from the shaft end (CW), matching the original fan specification.
Noise Performance: ≤75dB(A) at rated speed, suitable for vehicle and equipment noise requirements.
Quality Control: Strictly tested for insulation resistance, dynamic balance, and environmental durability to ensure consistent quality.
Heavy-Duty Mobile Platforms
Provides reliable airflow for construction vehicles, engineering equipment, and other high-demand mobile systems.
Commercial Transportation
Enhances thermal control in fleet vehicles, buses, and vans, ensuring consistent system performance under continuous operation.
Electric Vehicle Charging Infrastructure
Optimizes cooling for power electronics and charging modules, supporting efficiency and long-term reliability.
Industrial Thermal Solutions
Integrates seamlessly into energy management and HVAC systems, maintaining stable operation under variable conditions.
Custom and OEM Systems
Flexible design allows integration into tailored cooling or heating solutions for diverse engineering and industrial applications.






Confirm Correct Airflow Direction
Ensures optimal cooling efficiency and balanced thermal circulation for reliable system performance.
Provide Adequate Clearance
Prevents airflow blockage, maintaining stable operation and
izing energy waste.
Use Secure, Anti-Vibration Mounting
Reduces noise, protects components, and enhances reliability in mobile and industrial applications.
Ensure Electrical Compatibility
Guarantees smooth startup, precise speed control, and long-term stability of your system.
Shield from Environmental Stressors
Protects the fan from dust, moisture, and debris, extending service life and maintaining efficiency.















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
ive, machinery, refrigeratio
ergy 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.
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
Mia Ma: +86-18806140168/ sales1@czsunlight.com
Vicky Li: +86-18806140098/ sunlight@sunlightmotor.com
✅ Same installation size and interface as the original 8170-00001 fan
✅ More competitive pricing without compromising performance
✅ Strict quality control and long lifespan (≥6000 hours)
✅ Reliable supply chain and fast delivery
✅ Customization available for special connector or lead length requirements
Q1: What ensures reliable long-term operation for this fan?
A: It uses high-grade components including reinforced PA66-GF materials, IP56-rated protection, and domestic Allout-60RS grease, delivering stable performance with a rated lifespan of 6000 hours.
Q2: Can this fan maintain performance in tough environments?
A: Yes, it operates reliably across -40°C to +85°C, withstanding vibration, dust, moisture, and extreme temperatures in heavy-duty vehicles and construction machinery.
Q3: Is this fan adaptable across different systems?
A: Absolutely. It is a direct replacement for the Kelin 8170-00001 fan, fitting seamlessly into truck, bus, generator, and construction equipment cooling systems.
Q4: How does this fan improve overall system efficiency?
A: With a minimum airflow of 2600 m³/h at 3200±200 rpm, it provides strong, consistent suction cooling to optimize radiator performance and prevent overheating.
Q5: Does this fan meet automotive-grade standards?
A: Yes, its wiring harness, connectors, and materials comply with QC/T standards, offering radiation resistance, temperature stability, and long-term reliability in vehicle applications.
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