Jiangxi Kapa Gas Technology Co.,Ltd
                                                                                                           
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25 Years
Since 2001
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5.5KW Oil Free Screw Air Compressor 0.78 m³/min 7.4HP Water Lubricated Industrial Air System

Price Negotiable
Price: USD5000-10000 Per Unit
MOQ: 1
Delivery Time: 10-15
Brand: Kapa
Product Description
Product Overview

The 5.5KW Oil Free Screw Air Compressor delivers 0.78 m³/min at 0.8 MPa with 7.4 HP motor power. This water-lubricated system provides 100% oil-free compressed air for critical applications where contamination must be avoided.

Key Features & Benefits
  • 100% oil-free operation eliminates contamination risk in compressed air
  • Water cooling system with low consumption (1.5L cooling water)
  • Energy saving design - 15% more efficient than dry oil-free compressors
  • Low noise operation at 72±2 dB(A)
  • Compact dimensions: 800×800×1100 mm with net weight of 430 kg
  • Proven reliability with over 50,000 installations worldwide
  • ISO 1217 compliant performance verification
  • Variable frequency drive for optimal energy efficiency
  • Wide pressure range: 2-40 Bar
  • PLC intelligent control with automatic fault detection
Technical Specifications
ModelKB5.5-7.4P
Capacity0.78 m³/min at 0.8 MPa
Power5.5 KW / 7.4 HP
Operating Temperature2℃ - 45℃
Cooling MethodAir Cooled
Noise Level72±2 dB(A)
Drive SystemDirect Drive
Power Supply380V/50Hz
Lubrication Water10L
Dimensions800×800×1100 mm
Net Weight430 kg
Outlet DiameterDN80
Application Industries

Ideal for food and beverage processing, medical equipment, pharmaceutical manufacturing, electronics production, painting systems, powder coating applications, and textile manufacturing where oil contamination would cause product damage or production shutdowns.

Technical Advantages
  • Fifth generation oil-free screw airend technology with stainless alloy construction
  • Integrated design reduces complex piping and potential fault points
  • Low maintenance requirements with minimal consumables (air filter, water filter)
  • Isothermal compression provides higher volumetric efficiency
  • Operating temperature below 50℃ with no burn risk
  • Direct drive system with low rotational speed (under 3000r/min) extends service life
  • Automatic water exchange and system cleaning functions
Product Images
5.5KW Oil Free Screw Air Compressor unit showing compact design and control panel Internal view of water-lubricated oil-free screw compressor showing stainless steel components
Company Advantages
  • ISO 9001-2000, ISO 14001, ASME, and Energy Saving certifications
  • Fast delivery: 10-15 days for standard orders
  • Comprehensive technical support and professional after-sales service
  • Small order quantities accepted with flexible production
Frequently Asked Questions
Q: Are you a factory or trading company?
A: We are a manufacturer with our own trading company.
Q: What is your warranty policy?
A: One year warranty for the machine with ongoing technical support.
Q: Can you customize the voltage?
A: Yes, we can customize voltage and other specifications according to your requirements.
Q: What is your delivery time?
A: Standard models (380V 50Hz) ship in 10-15 days; custom configurations in 25-30 days.
Q: Do you accept OEM orders?
A: Yes, we welcome OEM orders with our professional design team.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiangxi Kapa Gas Technology Co.,Ltd
Location Zone B, Lianhua Industrial Park, Kapa Road, Pingxiang City, Jiangxi Province, China
Contact Person Aimee

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