What is the energy saving performance of this VSD compressor?

The VSD principle adjusts motor rotation speed according to actual air demand, reducing energy costs by 35% or more compared to traditional fixed-speed compressors.

What is the maximum working pressure available?

The maximum working pressure ranges from 7.5 bar to 13 bar depending on the specific model and configuration.

20-50 HP China Variable Frequency VSD Inverter Air Screw Type Compressor

Name: 20-50 HP China Variable Frequency VSD Inverter Air Screw Type Compressor
Brand: DENAIR ENERGY EQUIPMENT CO., LTD.
SKU: 836802525

Shanghai, ChinaDENAIR ENERGY EQUIPMENT CO., LTD.

US$3,000.00-30,000.00

1 Piece

Product profile

Customization

Available

Lubrication Style

Lubricated

Cooling System

Water Cooling

Model NO.

DVA Series

Power Source

AC Power

Cylinder Position

Vertical

Structure Type

Closed Type

Installation Type

Stationary Type

Type

Twin-Screw Compressor

Performance

Variable Frequency

Feature

Explosion-Proof

Mute

Drive Mode

Electric

Advantage

Incredible Energy Saving

Configuration

Stationary

Brand

Denair

Bearing

SKF

Converter

ABB Converter

Air Delivery

38.1~1658.9 Cfm

Transport Package

Plywood Pallet Standard Export Packing

Specification

All pass ISO9001, GC, BV standard

Trademark

Denair

Origin

China

HS Code

8414809090

Production Capacity

1000 Sets/Month

Key features

Energy Saving VSD Technology: Reduces energy costs by 35% or more through automatic motor speed adjustment.

Wide Capacity Range: Air delivery from 38.1 to 1658.9 Cfm across 20-50 HP models.

Flexible Pressure Options: Available working pressures from 4 to 13 bar to suit various needs.

OEM Service Available: Professional design team supports OEM orders with full customization.

Fast Standard Delivery: Standard 380V 50HZ units can be delivered within 10 days.

CE Certified Manufacturer: Factory with 65 R&D engineers and 210 employees ensuring quality.

Low Noise Operation: Noise levels range from 63 to 82 dB(A) for quieter environments.

Company profile

Cooperated with Fortune 500Multi-language PioneerManagement Certification

DENAIR ENERGY EQUIPMENT CO., LTD.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Full Customization, Flexible customization, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.30h

AI-Powered supplier vetting

SummaryDENAIR is identified as a professional technical supplier with 3D design, ODM, OEM, SDK, and multiple customization capabilities. It reports new products within the past year and operates across refrigeration, air-conditioning, pumps, vacuum equipment, pneumatic machinery, mechanical components, mining machinery, and gas/liquid separation equipment. Production-related evidence includes valid contracts with affiliated subcontractors, inventory capability, finished-product inspection instructions, and service-capability procedures. International reach is supported by overseas agents or branches, export activity, and participation in the EMEX Exhibition. However, no overseas warehouse or showroom is available, sustainable-practice implementation is explicitly absent, and the provided information does not establish certifications, detailed after-sales performance, customer case studies, or financial credibility.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated business scope covers refrigeration and air-conditioning equipment, pumps, vacuum equipment, pneumatic machinery, mechanical parts, mining machinery, and gas/liquid separation and purification equipment, indicating a broad industrial-equipment focus.

R&D capabilityEvidence supports active innovation: the supplier reports new products within the past year, 3D software design, ODM services, OEM services for popular brands, and an available SDK. Its stated culture emphasizes continuous innovation, although it explicitly lacks an AI model for data-driven management decisions.

Production capacityProduction and operational capability is supported by valid manufacturing contracts with affiliated subcontractors, inventory capability, standardized finished-product inspection instructions, and a production-line facility. The supplier also has written service-capability procedures and records, but no quantitative production capacity is provided.

Customization capabilityThe supplier explicitly offers full customization, minor customization, and flexible customization, together with 3D design and ODM services. This provides direct evidence of broad product-design and customization support.

Product Q&A

Q:Are you a factory or a trading company?

We are a factory.

Q:What are the warranty terms for your machines?

Two years warranty for the machine and technical support according to your needs.

Q:Do you provide spare parts for the machines?

Yes, of course.

Q:How long does it take to arrange production?

For 380V 50HZ standard specifications, we can deliver the goods within 10 days. For other electricity specifications or other colors, delivery takes within 22 days.

Q:Can you accept OEM orders?

Yes, with professional design team, OEM orders are highly welcome.