Inverter Two Stage Screw Air Compressor

Up to 30-40% lower energy use is the payback of pairing intercooled two-stage compression with variable speed drive - the combination at the core of this inverter two stage screw air compressor, the most efficient platform in the screw line. The two-stage airend saves more than 15% over single-stage compression, and VSD modulation saves another 20-30% over fixed-speed operation; combined, the system cuts energy use by about 30-40%. Driven by a permanent magnet synchronous motor, the system exceeds Grade 1 efficiency levels, and the smart control continuously optimizes the match between the two stages to hold the best efficiency point across the full operating range. The benefit is strongest at partial load, where staged cooling and speed modulation work together. Lower interstage and discharge temperatures also extend lubricant and seal life, so the saving is not only on the electricity bill but also on consumables over years of operation. Delivered pressure is held tightly and the station runs stably. The platform spans 6.5 to 32.5 cubic meters per minute at 8 to 13 bar with 45 to 160 kW. The buyer logic is that for large, 24/7 plants or energy retrofit projects, electricity cost dominates the budget, and this combination delivers the fastest payback in the screw compressor range. The combined saving often pays back the machine price within a few years of continuous operation, and the smart control logs running hours and efficiency data so the energy reduction can be reported to plant management or sustainability auditors.

Complex high-efficiency equipment fails most often through operator error, not component failure. Comps provides on-site operation and maintenance training covering machine principles, operating rules, daily maintenance and common fault diagnosis, followed by assessment of the operators. The buyer's team leaves with the skills to run the machine at its efficiency point rather than throttling its gains away.

Applications

 

Large-plant continuous production. The 30-40% combined saving scales with operating hours, which is why 24/7 plants recover the premium fastest.

High-energy-consumption retrofit projects. Replacing an old fixed-speed single-stage station with this platform targets both stages of waste at once: compression efficiency and modulation.

Pharma, food and electronics sites. High pressure accuracy and stable supply protect sensitive process air while the efficiency gains meet energy reduction targets.

Customization

 

We configure voltage and frequency to your grid, select the pressure and flow tier for your process, and can integrate after-treatment equipment. Canopy color, control layout and OEM branding are customizable, with drawing-based design support.

All units are packed for export on wooden pallets with plastic foam cushioning to protect the canopy, cooler and control panel during sea freight. We support EXW, FOB, CIF and DDP terms. Payment is 30% advance before production and 70% balance before shipment. Standard units are delivered in 40 days, while customized units take about 60 days.

FAQ

 

Q1. How fast is your after-sales response?

A.A dedicated after-sales team responds within 2 hours and resolves the issue within 24 hours.

Q2. What warranty do you provide?

A.We provide a one-year warranty.

Q3. Do you accept third-party inspection?

A. Yes, third-party inspection is accepted.

Hot Tags: inverter two stage screw air compressor, China inverter two stage screw air compressor manufacturers, suppliers, factory, Fixed Speed Air Compressor, Inverter Screw Air Compressor, Inverter Two Stage Screw Air Compressor, Low Pressure Screw Air Compressor, Single Stage Screw Compressor, Ultra High Pressure Air Compressor