1. High Efficiency & Energy Saving

Two-stage air compressors can generate over 20% more compressed air under the same power output compared to single-stage models, effectively reducing energy consumption. Through intercooling technology, the adiabatic index during compression is lowered, resulting in a 20%-30% reduction in energy usage.

2. Enhanced Compression Efficiency

The two-stage air compressor divides the compression process into two phases: air is first compressed to an intermediate pressure, cooled, and then undergoes the second stage of compression. This design not only reduces the load on each compressor but also lowers the operating speed, thereby improving overall compression efficiency.

3. Stable & Durable Performance

Optimized for low compression ratios and operating temperatures, the two-stage air compressor extends the lifespan of core components, ensuring uninterrupted production. Additionally, two-stage compressors require less frequent maintenance, feature a longer service life, and offer a lower total cost of ownership (TCO).

4. Wide Application Range

Two-stage air compressors are suitable for various industrial scenarios, including machinery manufacturing, food processing, and the construction industry, capable of meeting the requirements of applications with different pressure demands. Their strong adaptability enables outstanding performance in high-demand environments.

5. Reduced Operating Noise

Two-stage compressors typically operate more quietly. Thanks to their lower operating temperatures and higher energy efficiency, they minimize noise pollution effectively.

High quality Air End

Adopting innovative 5:6 asymmetric rotor tooth profile, the core components feature high precision and excellent stability. Service life is extended by over 30%, reducing replacement costs for enterprises.

Material

Piping system uses 304 stainless steel, offering strong corrosion and aging resistance. Service life doubles compared to carbon steel models, ideal for chemical, food processing industries.

Control system

Dedicated intelligent control system with multi-channel pressure/temperature sensors monitors operation in real-time. 20% higher control precision than traditional systems, with user-friendly interface and energy-saving performance.

Centrifugal Fans

New independent radial cooling fan with special cooler achieves 40% higher cooling efficiency. 35% higher wind pressure, ≤65dB lower noise, and 25% less energy consumption than conventional axial fans.

Two-stage Fixed Frequency Air Compressor

Model	Working Pressure (MPa)	Exhaust Vol.(m³/min)	Power (kW)	Length (mm)	Width (mm)	Height (mm)	Weight (kg)	Outlet Pipe Diameter
FA-30Ⅱ	0.7	6.07	37	1650	1050	1330	915	G2
	0.8	7.76
FA-37Ⅱ	0.7	7.71	45	1650	1050	1330	990	G2
	0.8	10.1
FA-45Ⅱ	0.7	10.1	55	1650	1050	1330	975	G2
	0.8	12.78
FA-55Ⅱ	1	12.28	55	2350	1490	1600	2075	DN50
	1.25	9.95
FA-75Ⅱ	0.7	16.17	75	2350	1490	1600	2130	DN50
	0.8	15
	1	20
	1.25	20
FA-90Ⅱ	0.7	15.66	90	2705	1775	1915	2580	DN80
	0.8	14.77
	1	20
	1.25	15.66
FA-110Ⅱ	0.7	23.19	110	2705	1775	1915	2635	DN80
	0.8	21.22
	1	15.48
	1.25	27.26
FA-132Ⅱ	0.7	27.42	132	2705	1775	1915	2910	DN80
	0.8	25.59
	1	20.92
	1.25	30.3
FA-160Ⅱ	0.7	33.3	160	3110	1890	2150	4560	DN100
	0.8	30.3
	1	25.41
	1.25	38.37
FA-185Ⅱ	0.7	37.95	185	3110	1890	2150	4670	DN100
	0.8	35.95
	1	29.96
	1.25	42.33
FA-200Ⅱ	0.7	42.33	200	3310	2090	2400	5340	DN100
	0.8	42.23
	1	36.28
	1.25	32.03
FA-220Ⅱ	0.7	46.45	220	3310	2090	2400	5590	DN100
	0.8	41.92
	1	36.36
	1.25	32.22
FA-250Ⅱ	0.7	46.24	250	3310	2090	2400	5720	DN100
	0.8	41.1
	1	36.36
	1.25	32.22
FA-260Ⅱ	0.7	51.27	260	3730	2380	2550	6950	DN125
	0.8	57.37
	1	50.78
	1.25	39.23
FA-315Ⅱ	0.7	62.23	315	3730	2380	2550	7260	DN125
	0.8	55.83
	1	49.84
	1.25	73.35
FA-355Ⅱ	0.7	73.13	355	3730	2380	2550	8750	DN125
	0.8	65.83
	1	58.61
	1.25	84.61
FA-400Ⅱ	0.7	84.61	400	4500	2500	2750	9850	DN125
	0.8	84.61
	1	72.62
	1.25	64.99

General manufacturing, energy and power industry, healthcare and pharmaceuticals, food and beverage, construction and mining, textiles, paper manufacturing, shipbuilding and marine engineering, environmental protection.

Compressor screw

The larger the screw, the more stable the operation, the lower the failure rate, the longer the service life, the lower the heat dissipation, and the lower the operating costs.

PUFCO Screw use Customised 5:6 type large-size low-speed screw .

VS

Other Screw USE High-speed air end with small screw

Bearings

Bearings are core spare parts for air compressors and play a decisive role in determining the maximum design life of air compressors.

PUFCO USE SKF heavy-duty bearings are used, with a design life of 200,000 hours.

VS

The use of medium- and low-grade bearings results in a relatively short service life.

Coolers

Suspended radiators eliminate thermal stress and increase the service life of coolers. Lower temperatures significantly improve the operating conditions of air compressors, increase operational stability, and extend service life.

PUFCO Cooler 1.5 times larger than conventional models, with low fouling coefficient. Suspended separation arrangement, capable of withstanding maximum operating temperatures of 46 degrees.

VS

The cooler is small in size and has poor cooling efficiency, resulting in increased maintenance work and shortened coolant life.

Electrical components

High-quality electrical components can reduce current surges during start-up (poor-quality contactors may generate instantaneous high currents, accelerating motor insulation ageing). At the same time, they can monitor abnormal loads more accurately and cut off the power supply in a timely manner to prevent wear and tear on the main unit due to overload.

Brands such as ABB, Siemens, and Schneider Electric offer high reliability.

VS

Using mid- to low-end electrical components results in lower costs.

Frequency converter

High-quality electrical components can reduce current surges during start-up (poor-quality contactors may generate instantaneous high currents, accelerating motor insulation ageing). At the same time, they can monitor abnormal loads more accurately and cut off the power supply in a timely manner to prevent wear and tear on the main unit due to overload.

PUFCO customised anti-interference frequency converter with 1.5 times redundancy.

VS

Using mid- to low-end electrical components results in lower costs.

Frequently Asked Questions

Q1: Are you a manufacturer or trading company? ▼

A1: We are professional manufacturer with big modern factory in Shanghai, China. Both OEM & ODM service can be accepted.
Q2: Warranty terms of your machine? ▼

A2: One year for the whole machine and two years for screw air end, except consumable spare parts. We provide technical support according to your needs.
Q3: Will you provide some spare parts of the machines? ▼

A3: Yes. We provide spare parts for daily maintenance.
Q4: What voltage can you provide? ▼

A4: We can support 220V/380V/400V/415V/440V/480V/570V/600V/1000V 50HZ/60HZ. Send your requirements to our sales manager and we will customize it for you.
Q5: How long will you take to arrange production? ▼

A5: Delivery of standard goods within 7-10 working days, customization takes about 30 days.
Q6: How to pay? ▼

A6: T/T, L/C, D/P, Western Union, Apple pay, Google pay, PAYPAL, Credit Card and so on. We also accept USD, RMB, EUR and other currencies.
Q7: Can you accept OEM/ODM orders? ▼

A7: Yes, we have a professional design team, OEM/ODM orders are very welcome.

OIL-INJECTED SCREW AIR COMPRESSOR

ALL PRODUCTS

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Centrifugal air Compressor

Portable Air Compressor

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Electrical Air Compressor

Specialized Gas Compressor

Nitrogen Compressor

Oxygen Compressor

Vacuum Pump

Gas generation equipment

After-treatment equipment

Air Filters

Low Purge Desiccant Air Dryer

Refrigerated Air Dryer