DC 10inch 255mm 24V Brushless Axial Fan WBLF-1001-BS1400-B replace SPAL335

Specification of WBLF-1001-BS1400-B replace SPAL335

1,The motor black wire connect the positive,Brown wire connect the negative . clockwise rotation
2,Axial clearance: 0.25mm Max;
3,Pressure test,:660VAC 1S 5mA;
4,Protection:IP68
5,Insulation class:H
6,Insulation resistance:20MΩMIN(500VDC)
7,Operaing temperture:-40-85℃
8,Humidity:0-100°
9,Operaing life:25000 hours Min
10,Vibration :20ms 5G
11,Rated voltage:24VDC Voltage Range:16-32VDC
12,30A Insurance in controller
13,Lead length:500±20mm,A blace∅8 PVCtube length 450
14,Power line model:UL1015 12AWG
15,Weight Approx:3Kg

Features of WBLF-1001-BS1400-B replace SPAL335

Max Fan Speed	4350rpm
Min Fan Speed	2000rpm
Weight	2.0KG
Operating supply voltage rang	16V -32V
Operating working temperature range	-40°C - 85°C
Storage temperature range	-40°C - 120°C
Life time	up to 40000 hours depending on duty profile
Time from 0 rpm to max speed	8 seconds
IP grade	IP68

The drawing diemension(mm) of WBLF-1001-BS1400-B replace SPAL335

Airflow of WBLF-1001-BS1400-B replace SPAL335

The yellow line is Current  &  The blue line is Airflow

PWM control diagram of WBLF-1001-BS1400-B replace SPAL335

Product Picture of WBLF-1001-BS1400-B replace SPAL335

Advantages 

1. Built as a drop-in upgrade / replacement for SPAL335

2. PWM control flexibility for modern cooling systems

3. Superior sealing & longevity for harsh vehicle environments

4. Brushless design ensures lower noise and higher efficiency

5. Full in-house design & manufacturing: motor, driver, blades

6. Tested for vibration, EMC, thermal cycles

7. Customization available (blades, wiring, connectors, control schemes)

Application

Ideal for:

• Truck radiators & condenser cooling

• Refrigerated transport (reefer) cooling systems

• Replacement for SPAL335 in buses, vans, industrial vehicles

• Construction / agricultural machinery cooling

• Any application needing a 255mm, 24V high-performance axial fan

Installation & Usage Tips

• Mount securely on a flat surface to avoid vibration.

• Check airflow direction and keep clear space for ventilation.

• Use correct polarity: black = +, brown = –.

• Keep voltage within 16–32 VDC; add 30 A fuse for protection.

• Avoid direct exposure to exhaust heat or corrosive liquids.

• No maintenance needed; inspect wiring and bolts regularly.

About Sunlight

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.

Certifations

EMC Certificate

CE certificate

The Experimental Project :

FAQ:

Q1: Can this fan replace SPAL 335 directly?

A1: Yes, it is designed as a direct replacement with the same mounting dimensions and airflow performance.

Q2: What is the operating voltage range?
A2: The fan works reliably between 16–32 VDC, making it suitable for 24V vehicle systems.

Q3: Is the fan waterproof?
A3: Yes, it is IP68 rated, fully dustproof and waterproof for harsh environments.

Q4: Does the fan support speed control?
A4: Yes, it supports PWM control for variable speed operation.

Q5: What applications is this fan best suited for?
A5: It is widely used in trucks, buses, engineering machinery, and off-road vehicles for cooling radiators and oil coolers.