1. Energy-saving effect of permanent magnet variable frequency air compressor.
2. Maintenance cost of permanent magnet variable frequency air compressor is reduced.
3. The permanent magnet variable frequency air compressor reduces the capacity of the power grid of the factory.   
4. Permanent magnet variable frequency air compressor reduces production loss.
5. Permanent magnet variable frequency air compressor can reduce noise.
Main products:
Services kits: unloading valve kits, Minimum pressure valve kit,Stop oil valve kit, check valve kit, thermostat valve kit and more.
Valve assembly:air intake valve, thermostat valve, solenoid valve, minimum pressure valve kit, blow off valve, drain valve and more. 
Rubber parts: hose, coupling, elbow, anti-vibration pad, housing, belt.
Sensor: temperature sensor, pressure sensor, oil level sensor.
Other parts: gear wheel, controller, temperature switch, pressure switch, cleaning agent.

Main application: 
A. traditional air power: pneumatic tools, rock drill, pneumatic pick, pneumatic wrench, pneumatic sandblasting. 
B. Instrument control and automation devices, such as tool replacement in machining center, etc.
C. Vehicle braking, doors and Windows opening and closing.
D. air - jet looms use compressed air to blow weft instead of shuttle.
E. Food and pharmaceutical industries, using compressed air to stir slurry.
F. Starting of large Marine diesel engine.
G. Wind tunnel experiment, underground passage ventilation, metal smelting.
H. Well fracturingI. coal mining by high-pressure air blasting.
J. Weapon system, missile launch, torpedo launch.
K. submarine ups and downs, wreck salvage, submarine oil exploration, hovercraft.
L. tire inflationM, paint.
N. Bottle blowing machine.
O. Air separation industryIndustrial control power (driving cylinder, pneumatic components).
P. Industrial control power (driving cylinder, pneumatic components).
Q. Production of high pressure air for the cooling and drying of workpiece.

Schematic of installation:​

Model	HL-119
Power(kw)	7.5
Overall dimensions(cm)	100x70x90
Weight(G)	210
Speed	1470
The noise sound	67±2