Automotive Ac Electric Compressor
NF-EZC4503
The electric vehicle air conditioning compressor is a core power component of the air conditioning system in new energy vehicles, and a key device for ensuring vehicle ride comfort, battery safety, and overall vehicle energy efficiency.
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Unlike traditional fuel vehicle compressors that rely on engine belts for power, electric vehicle air conditioning compressors are powered by on-board high-voltage power batteries, enabling independent operation and intelligent control. This is one of the core manifestations of mechatronics technology in new energy vehicles.

Model | NFEZC45 |
Type | Electric scroll |
Refrigerant | R290 |
Work temperature | -20℃~110℃ |
Storage temperature | -40℃~110℃ |
Voltage resistance | leakage current<10mA@2000V(AC)/50HZ |
Electrical isolation | ≥20MQ@1000V(DC) |
Displacement | 45CC/r |
Speed range | 800-8500rpm(Customizable) |
Cooling method | sucion gas cooling |
Refrigerant leakage rate | ≤5g/year |
Lubricating oil | PVE |
Shell | Cast Aluminum Alloy Shot Peening |
Total weight (including oil) | ≤7.7kg(including oil) |
Install position | near motor or gear case |
Suction inner size | Φ28.4mm(Customizable) |
Discharge inner size | Φ15.35mm(Customizable) |
IP rating | IP67 |
Material restrictions | ROHS compliance, lead free |
Mechanical pressure release | 4+0.4Mpa(A) |
Suction operating pressure | 0.1~0.5Mpa(A) |
Discharge operating pressure | 0.7~2.8Mpa(A) |
Maximum operating pressure | 2.8Mpa(A) |
Corrosion resistance | 500HRs later:functional and less than 5%surface area visual damage |
Cleanliness | Impurity weight 10mg,size 0.5mm max ,seal inlets and outlets use dust caps for shipping |
The new energy electric air conditioning compressor is the core power component of the air conditioning system in new energy vehicles, and a key device that distinguishes it from the air conditioning compressors in traditional fuel vehicles. Traditional fuel vehicle compressors are driven by the engine belt, while new energy vehicles (pure electric and hybrid) do not have an engine as a power source. Therefore, they require an electric compressor directly driven by a motor, which simultaneously undertakes the core functions of in-vehicle cooling and auxiliary heating (in heat pump systems).


Scroll Electric Compressor: The mainstream solution in the market, compact in structure, highly efficient, and reliable,suitable for most pure electric and hybrid vehicles.


- Battery Electric Vehicles (BEVs): As a core component of air conditioning and battery thermal management systems for various types of battery electric vehicles, it is compatible with various types of battery electric passenger vehicles, including family cars, compact cars, and mid-to-large-sized cars, to meet the daily driving and riding temperature control and battery protection needs.
- Plug-in hybrid electric vehicles (PHEVs): These vehicles are compatible with hybrid electric driving modes. Even in pure electric driving mode where the engine is not running, they can independently drive the air conditioning to ensure driving comfort while also taking into account battery thermal management.
- New energy commercial vehicles: widely used in electric buses (buses, long-distance buses), electric trucks (light trucks, heavy trucks), and electric special vehicles, including electric sanitation vehicles, electric logistics vehicles, electric school buses, etc., to meet the temperature control requirements of commercial vehicles with large capacity and long-term operation.
- New energy special vehicles: widely used in special vehicles such as electric engineering vehicles (electric excavators, electric loaders), electric patrol vehicles, and electric ambulances, providing stable temperature control for drivers and equipment in special operating scenarios.


