China 4 in 1 Fixed Speed Single Stage Air Compressor Supplier
Elily's commitment to high-efficiency engineering shines through every element of this compressor. The fixed speed motor offers dependable performance without the complexity of variable speed drives, making it ideal for users who value simplicity and longevity. The single stage compression mechanism is optimized for applications requiring moderate pressure with high volumetric flow. The integrated refrigerated air dryer reduces moisture to a level that protects downstream equipment, while the coalescing filter captures oil aerosols and fine particulates. The result is a machine that consistently delivers ISO 8573-1 quality compressed air right out of the box.
Installation and Setup Simplicity
One of the most compelling arguments for an integrated compressor is the drastic reduction in setup time. The Elily 4 in 1 Fixed Speed Single Stage Air Compressor arrives pre-wired, pre-piped, and pre-commissioned from our factory. The receiving operator only needs to position the unit on a level floor, connect the power supply, and attach the air distribution pipe to the single outlet. There is no need to align motors, mount dryers on separate stands, or fabricate interconnecting piping. This minimizes installation costs and eliminates common errors that lead to leaks and pressure drops.
The Elily Smart Controller provides an intuitive interface for commissioning. It displays critical parameters such as operating pressure, air outlet temperature, dryer dew point, and service reminders. For facilities with building management systems, the controller can communicate via RS-485 or optional Ethernet protocols, allowing remote startup, shutdown, and monitoring. The controller also implements automatic start/stop logic based on tank pressure, conserving energy during idle periods.
Frequently Asked Questions
Can the integrated refrigerated dryer operate effectively in a hot environment?
Yes, Elily has designed the refrigeration circuit with an oversized condenser and sufficient refrigerant charge to maintain a steady +3°C pressure dew point even in ambient temperatures up to 45°C. In extreme conditions, the dryer automatically triggers a high-pressure safety switch to protect the compressor. For installations where the ambient temperature routinely exceeds 45°C, we recommend improved ventilation or a dedicated cooling air duct. The dryer’s performance is continuously monitored via a temperature sensor at the evaporator outlet, displayed on the controller. Regular cleaning of the condenser fins is essential to preserve heat exchange efficiency, especially in dusty environments.
How does the Elily filtration system protect downstream equipment?
The two-stage filtration inside the 4 in 1 Fixed Speed Single Stage Air Compressor is carefully matched to the compressor’s output. The first stage is a 3-micron pre-filter that removes bulk water droplets and larger solid particles. This protects the second-stage coalescing filter from premature clogging. The coalescing filter reduces oil aerosol concentration to less than 0.01 mg/m³ and captures particles down to 0.01 micron. This level of filtration meets the requirements for most industrial painting, instrumentation air, and laboratory use. By removing oil and water before air enters the tank and distribution piping, the system prevents the formation of acidic sludge inside pipes, eliminates corrosion, and drastically reduces tool maintenance. An optional activated carbon filter can be added externally for applications requiring total organic vapor removal, such as breathing air after proper monitoring.
What are the main differences between a fixed speed and variable speed compressor in the 4 in 1 configuration?
The key difference lies in how the motor responds to air demand. A fixed speed compressor runs at a constant RPM and cycles between loaded, unloaded, and stopped states based on pressure. It is best for applications where air usage is fairly constant because it delivers full flow whenever the motor is loaded. A variable speed compressor adjusts motor RPM to match air demand continuously, which can save energy when demand fluctuates widely. However, the fixed speed option—such as this Elily model—has fewer sensitive electronic components, lower initial cost, and is less susceptible to damage from dirty power or voltage fluctuations. For workshops that load the compressor heavily for most of the workday, the efficiency difference narrows significantly, making the fixed speed integrated package an extremely cost-effective solution.
Does the Elily 4 in 1 Fixed Speed Single Stage Air Compressor require a special foundation?
No special foundation is needed. The compressor features a robust base frame with vibration isolation pads that effectively dampen transmitted vibration. It can be placed directly on a standard industrial concrete floor that is level and capable of supporting the unit’s weight. As best practice, ensure the floor is clean and free of debris that could interfere with the pads. In installations where the compressor must be positioned on an upper floor or mezzanine, a structural engineer should review the point loading to confirm the floor’s load-bearing capacity. Since the compressor does not generate extreme unbalanced forces, dynamic loading is minimal, simplifying installation even in older buildings.
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37kW High Pressure 4 in 1 Fixed Speed Air Compressor
Engineered for excellence, the 37kW High Pressure 4 in 1 Fixed Speed Air Compressor from Elily is designed to meet demanding requirements. As a technical Manufacturer, we focus on precision and high-grade materials.
22kW High Pressure 4 in 1 Fixed Speed Air Compressor
The high-quality 22kW High Pressure 4 in 1 Fixed Speed Air Compressor is available for customization at a competitive price from the Elily factory. It features air-cooled, constant-temperature heat dissipation, an operating noise level of 66±3dB, and comes standard with 20L of specialized high-pressure lubricant. With four-stage filtration achieving 0.01ppm precision, it delivers a high-purity, clean, high-pressure air supply. The unit measures 1960×760×1850mm, features a 1" connection, and weighs 580kg; it is suitable for parallel setups across multiple high-pressure production lines and centralized air supply for large-scale bottle-blowing plants.
15kW High Pressure 4 in 1 Fixed Speed Air Compressor
As a professional Chinese manufacturer and supplier of 15kW High Pressure 4 in 1 Fixed Speed Air Compressor, Elily provides customers with comprehensive project management services. The unit features forced-air cooling, operates at a low noise level of 65±3dB, and comes standard with a large-capacity (16L) high-pressure lubrication system. It is equipped with an oversized high-pressure refrigerated dryer (2.4m³/min capacity) offering 0.01ppm filtration precision, ensuring a dry, impurity-free air supply. With dimensions of 1820×700×1650mm, a 3/4" connection, and a weight of 425kg, the unit serves as a direct replacement for high-pressure piston compressors and is suitable for medium-scale high-pressure production lines—such as those for PET bottle blowing, high-pressure waterjet cutting, and high-pressure laser cutting.
11kW High Pressure 4 in 1 Fixed Speed Air Compressor
Purchase a customized 11kW High Pressure 4 in 1 Fixed Speed Air Compressor from Elily, a leading Chinese manufacturer and supplier. It features an integrated high-pressure refrigerated dryer and a four-stage filtration system (0.01 ppm precision), delivering a clean, high-pressure air supply that is free of water and oil. With dimensions of 1650×650×1520 mm, a 3/4" connection, and a weight of 355 kg, the unit eliminates the need for a separate downstream treatment system; it is ideal for applications such as high-pressure coding, pipeline pressure testing, and auxiliary air supply for small-to-medium-scale bottle blowing.
7.5kW High Pressure 4 in 1 Fixed Speed Air Compressor
Looking for a reliable Chinese manufacturer and supplier? Look no further! Elily is a leading factory offering a high-quality 7.5kW High Pressure 4 in 1 Fixed Speed Air Compressor. This integrated unit combines an air compressor, air receiver tank, high-pressure refrigerated dryer, and precision filter into a single system designed for medium-to-high pressure applications (1.0–1.5 MPa). Featuring an industrial-grade, fixed-speed high-pressure airend and a robust direct-drive structure, it eliminates the need for additional downstream processing equipment—simply connect the power and it is ready to use. It is the ideal, cost-effective choice for small-scale blow molding, leak testing, and high-pressure laboratory applications.
22kW 4 in 1 Fixed Speed Single Stage Air Compressor
The Elily factory’s 22kW 4 in 1 Fixed Speed Single Stage Air Compressor integrates a high-power compressor, a large-capacity air receiver, a 4.2m³/min industrial refrigerated dryer, and a four-stage high-precision filtration system. Designed specifically for centralized air supply in large workshops and multi-line production facilities, this all-in-one unit replaces traditional compressor stations; it offers low investment costs and simple maintenance, making it the ideal choice for large-scale automated production lines, automotive painting operations, and electronics manufacturing plants. Submit your RFQ today to get a fast and competitive price list!
Benefit from 20,000㎡ modern manufacturing facilities and strict standardized production protocols for every 4 in 1 Fixed Speed Single Stage Air Compressor. Email Elily today to locked-in the best wholesale rates for your project!
