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Hebei Nanfeng Automobile Equipment (Group) Co.,Ltd
Phone: +86 18811334770
Tel: +86 0317 8620396
Tel: +86 010 58673556
Candy Jiao
E-mail: nh.jiao@auto-parkingheater.com
Email: nh.li@auto-parkingheater.com
Add: Room 505, Building B, Free Town Center, No.58, East Third Ring South Road, Chaoyang District, Beijing, 100022, P.R.China
Electric Oil-free Air Compressor For Truck
Oil-free scroll air compressors are highly efficient clean air source devices that achieve air compression through the combined motion of moving and stationary scrolls, with no oil lubrication throughout the process. Their core advantages are 100% oil-free operation, low noise, stability, and maintenance-free operation. They are specifically designed for low-to-medium flow, high-cleanliness air usage scenarios.
Description
If you're looking for the electric oil-free air compressor for truck, welcome to wholesale the product from our factory. As one of the leading manufacturers and suppliers in China, we will offer you the best service and fast delivery. Now, check the quotation with our seller.
Products Description
Oil-free scroll air compressors employ dynamic and static scroll meshing compression technology, with no oil lubrication throughout the process. They can output Class 0 clean compressed air and feature stable operation, low noise, high efficiency, long life, and maintenance-free operation. They are widely used in fields with stringent requirements for air source quality, such as medical, food, electronics, new energy vehicles, and precision manufacturing.
Products parameter
| Compressor style | Oil-free scroll air compressor |
| The compression medium | Air |
| Normal speed | 1800-3200rpm |
| Power supply voltage | 380VAC Three-phase |
| Compressor cooling method | Forced water cooling |
| Weight | 44kg(including motor and controller) |
| Shell | Electroplating on aluminum parts |
| Installation method | Bolt connection |
| Installation size | Drawing 4 - M10 mounting position and motor metal waterproof connector |
| Outline dimension | 334*300*354 |
| Suction pipe inner size | Outer diameter Φ25 |
| Exhaust pipe inner size | Φ25 M22*1.5 Compression fitting |
| Hydraulic pressure of coolant | <1bar |
| External coolant flow rate | ≥10L/min |
| External dimension of host | Coolant inlet temperature |
Products details




Application Fields
1. Chassis Safety System: Provides Class 0 oil-free clean air for air-pressure braking (EBS/ABS), parking brake, and emergency braking, eliminating oil mist contamination of valves and air chambers and preventing safety hazards such as brake failure and oil leaks. Single-stage compression can reach a high pressure of 12.5 bar, supporting variable speed operation with sensitive and reliable response.
2. Air Suspension and Comfort System: Drives air springs to adjust vehicle height and absorb vibrations, ensuring passenger stability; it also supplies air to auxiliary equipment such as pneumatic doors, windshield wipers, and seat adjustments, improving operational efficiency and passenger experience.
3. New Energy Exclusive Value: Adopts integrated electric drive, eliminating the need for an engine belt, adaptable to pure electric/hybrid powertrain layouts, reducing parasitic losses. Low noise (approximately 67dB under rated operating conditions) and low vibration significantly improve the quietness of urban buses and alleviate driver and passenger fatigue.
Key Features
1. Absolutely oil-free, ensuring safer braking systems. Zero-oil compressed air prevents contamination of air circuits, valves, ABS/EBS, and brake chambers, eliminating brake failure, leaks, and jamming caused by oil sludge at the source, significantly improving safety.
2. Long lifespan and extremely low failure rate. The scroll structure features low static friction and continuous, stable operation with very few vulnerable parts, making it more durable and reliable throughout its entire lifespan than traditional piston compressors.
3. Ultra-quiet, suitable for city buses. Operating noise is significantly lower than traditional air compressors, resulting in a quieter environment both inside and outside the vehicle, providing a better passenger experience and reducing driver frustration, meeting the noise reduction requirements for city buses.
4. Low vibration, protecting the vehicle's electrical system. Low vibration is more beneficial to the batteries, electronic controls, and high-voltage components of new energy buses, reducing the risk of loose wiring and abnormal noises caused by vibration.
5. Compatible with pure electric/hybrid buses, energy-saving and power-efficient. Electric direct drive and on-demand air supply prevent energy waste, improving range efficiency and making it a standard air source for new energy vehicles.
6. Maintenance-free and low operating costs: No need to change oil, oil filters, or clean oil stains, significantly reducing the maintenance workload for bus companies, saving labor, spare parts, and downtime.
7. Clean air supply, longer lifespan for door pumps/suspension: The air supplied to passenger doors, air suspension, and air horns is clean and oil-free, preventing valves from sticking or aging, thus extending the overall lifespan of the vehicle's air system.
Usage Scenarios
1. Provides a clean air supply to the air-pressure braking system of buses, including safety components such as ABS, EBS, and brake chambers, ensuring sensitive, stable braking without oil contamination.
2. Supplys air to the air suspension system to drive the air springs, enabling vehicle height adjustment, shock absorption, and improved ride comfort and driving stability.
3. Drives passenger doors and pneumatic accessories, providing power to passenger door pumps, pneumatic swing doors, and pneumatic sliding doors, ensuring smooth and reliable opening and closing.
4. Compatible with new energy buses, specifically designed for pure electric buses, hybrid buses, and fuel cell buses, replacing traditional engine-driven air compressors to achieve independent electric air supply.
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