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Commercial & Industrial HVAC Solutions

Advanced Air-Cooled Screw Chillers for Commercial & Industrial Applications

Engineered for Precision, Efficiency, and All-Climate Reliability

Up to 75% Energy Savings
📐 150–1400 kW Capacity
ISO-Certified Manufacturing
🧊 R134a / R407C / R1234ze Options

SongXin — Global Supplier of High-Performance HVAC Systems

SongXin Air-Cooled Screw Chiller Unit
Energy Savings
75% reduction
Capacity Range
150–1400 kW
Understanding the Technology

What is an Air-Cooled Screw Chiller? Simple Explanation

Industrial HVAC cooling units on commercial building rooftop
Cooling Heating
Commercial HVAC System in Operation

First, let's understand what an Air-cooled Screw Chiller actually does. Simply put, it's like a giant air conditioner that works both ways. During summer, it removes heat from your building. However, in winter, it pumps heat into your building.

Unlike traditional systems, our Air-cooled Screw Chiller uses outside air to work. Therefore, you don't need expensive cooling towers. Additionally, you don't need a special machine room. As a result, installation becomes much easier and cheaper.

Key Advantages

Top 5 Reasons to Choose SongXin Air-Cooled Screw Chillers

1
Massive Energy Savings
Up to 75% less power usage than old systems
2
Works in Extreme Weather
Functions from -35°C to +48°C temperatures
3
Easy Installation
No machine room or cooling towers needed
4
Dual Purpose
Provides both cooling and heating in one machine
5
Smart Controls
Remote monitoring and automatic operation available
Supplier Excellence

Why Choose SongXin as Your Air-Cooled Screw Chiller Supplier?

Modern manufacturing facility with quality control inspection
ISO 9001 15+ Years
50+
Countries Served
500+
Projects Delivered
01 Experience
Look for suppliers with 10+ years in the business
02 Quality Certifications
Ensure ISO9001 and international standards compliance
03 Service Network
Choose suppliers with global service support
04 Customization Options
Find suppliers who can modify units for your needs
05 Energy Efficiency
Select high-efficiency models to maximize savings
06 Warranty Coverage
Demand comprehensive warranty and service agreements
Quick Facts

Air-Cooled Screw Chiller Benefits

Air-cooled Screw Chiller
Air-cooled Screw Chiller
Feature Benefit Savings
Energy Efficiency
Up to 75% power savings $50,000+ annually
🌡 Temperature Range
Works from -35°C to +48°C Year-round operation
📐 Capacity Range
150kW to 1400kW available Fits any building size
🔧 Installation
No machine room needed 50% less installation cost

Are you looking for a reliable Air-cooled Screw Chiller Supplier? Furthermore, do you need cooling and heating that saves money? Additionally, SongXin offers the perfect solution for your business.

Our Air-cooled Screw Chiller systems work like magic. Moreover, they can cool your building in summer and heat it in winter.

🛡
Reliable Performance
Trusted by businesses worldwide
💰
Cost Savings
Reduce operational expenses significantly
Easy Installation
Quick setup with minimal requirements
Technical Data

Technical Specifications — Natural Cooling Air-Cooled Screw Chillers

ParameterRange (Typical Values)
Cooling Capacity (kW)
173 – 1475
Cooling Power Input (kW)
52 – 388
💧Water Flow (m³/h)
30 – 236
🔽Water Pressure Drop (kPa)
≤60 – ≤200
📐Unit Dimensions (mm)
L: 2400–8475  W: 2100–2850  H: 2100–2850
Unit Weight (kg)
2420 – 10,600
🧊Refrigerants
R22, R407C, R134a, R1234ze
Compressor Type
Semi-hermetic twin-screw compressor
🌀Fan Type
Axial fan
🔥Heat Exchanger
High-efficiency finned tube & plate heat exchanger
Air-cooled screw chiller unit installed on commercial building rooftop
173–1475 kW R134a / R407C
🛠 Customization Options
Refrigerants: Optional refrigerants include R22, R407C, R134a, and new-generation low-GWP refrigerants like R1234ze for projects with higher environmental standards.
Cooling Capacity: Systems can be tailored beyond the standard 173–1475 kW range for special industrial or commercial applications.
Unit Dimensions: Flexible unit sizing and configurations available to meet installation site constraints.
Business Terms

Adaptable Payment Terms & Prompt Delivery

Ready to start saving money on your cooling costs? As a leading Natural Cooling Air-Cooled Chiller Supplier, SongXin makes it easy and reliable to get started.

🌍
Fast delivery to over 40 countries worldwide
💳
Flexible payment terms (T/T, L/C, Western Union)
🚢
Multiple shipping options (EXW, FOB, CIF, DDP)
🤝
Local service partners in major markets
Container port with shipping logistics for global HVAC equipment delivery
FOB / CIF / DDP Global Shipping
40+
Countries Served
Sizing Guide

Air-Cooled Screw Chiller Capacity Guide: Find Your Perfect Size

Choosing the right size Air-cooled Screw Chiller is crucial for success. Therefore, we offer different sizes for different needs. Moreover, our expert team helps you pick the perfect size.

📊 SongXin Air-Cooled Screw Chiller Size Chart
Building TypeRecommended SizePerfect For
🏢Small Office Building
150–300 kW Schools, small hotels, clinics
🏭Medium Factory
300–600 kW Manufacturing plants, warehouses
🛍Large Shopping Mall
600–1000 kW Malls, hospitals, big hotels
🏗Industrial Complex
1000–1400 kW Large factories, airports, stadiums
Note: All units can be customized with refrigerants (R22, R407C, R134a, R1234ze, etc.) and tailored cooling/heating capacities according to project-specific requirements.
Modern commercial office building exterior with glass facade
🏢 Office & Commercial — 150–600 kW
Industrial manufacturing facility with HVAC cooling systems
🏭 Industrial & Factory — 600–1400 kW
Large shopping mall interior with commercial HVAC climate control
🛍 Malls & Hospitals — 600–1000 kW
Core Advantages

Features & Benefits

🏗
No Dedicated Machine Room
Units can be installed outdoors directly, eliminating the need for machine rooms, cooling towers, or underground piping — reducing upfront investment.
High Efficiency & Energy Saving
Uses ambient air as a free energy source, saving up to 75% power compared to traditional heating methods.
🌡
Wide Operating Range
Stable operation from -35°C (heating) to 48°C (cooling), ensuring year-round adaptability.
🛡
Multi-Level Protection
Comprehensive safety protection including over-voltage, under-voltage, overload, anti-freeze, and flow protection, guaranteeing reliable operation.
Smart Defrost Technology
Multi-level intelligent defrost reduces frost build-up, maintains high heat exchange efficiency, and ensures stable performance in cold climates.
🌿
Environmentally Friendly Refrigerants
Uses R407C and R134a with zero ODP (Ozone Depletion Potential), ensuring safe, eco-friendly operation.
Industrial air-cooled chiller units operating outdoors — no machine room needed
Outdoor Installation No Cooling Tower
Green energy environment with wind turbines representing eco-friendly HVAC solutions
Zero ODP R407C / R134a
75%
Energy Savings
-35°C
Min Operating Temp
48°C
Max Cooling Temp
0
Ozone Depletion
Additional Advantages

Advanced Systems for Maximum Reliability

Industrial electrical control room with LCD monitoring panels for building automation
01
Intelligent Control System
Equipped with advanced microprocessor and LCD display for local, centralized, and remote cloud monitoring. Supports RS485 interface for building automation systems.
HVAC chiller system with anti-freeze protection operating in cold winter conditions
02
Smart Anti-Freeze Water System
Multi-stage protection during winter: water pump operation, auxiliary heating, and unit operation automatically activated based on outlet temperature to prevent freezing risks.
Industrial cooling units running reliably with automatic remote monitoring system
03
Reliable & Safe Operation
Automatic monitoring and remote alarms reduce the need for permanent on-site staff. The system ensures uninterrupted, safe, and stable long-term performance.
Application Fields

Industries That Use Air-Cooled Screw Chillers: Perfect Applications

Our Air-cooled Screw Chiller systems work great in many different businesses. Furthermore, each industry gets special benefits. Therefore, let's explore where these machines work best.

🏭Industrial
🏢Commercial
🏨Hospitality
🌆District
🖥Special
Industrial Process Cooling & Heating
Scenario: Widely used in electronics, chemical, textile, metallurgy, plastic processing, and machinery manufacturing that require both process cooling and process hot water supply.
Recommended Models
150–400 kWMedium-sized plants with balanced cooling/heating demand.
400–800 kWLarge workshops, textile finishing, and food & beverage processing lines.
800–1400 kW+Heavy industry, chemical processing, and 24/7 continuous manufacturing.
Industrial manufacturing plant with cooling equipment
Process CoolingHot Water Supply
1400 kW+
Max Capacity
Commercial & Public Buildings
Scenario: Provides year-round cooling and heating for office towers, shopping malls, airports, hospitals, schools, and convention centers where stable comfort conditioning is required.
Recommended Models
150–300 kWMedium office buildings, schools, and small hotels.
300–700 kWLarge hospitals, malls, and business centers.
700–1400 kW+Airports, convention & exhibition halls, urban district-level HVAC.
Modern glass office tower commercial building
Year-Round ComfortOffice & Retail
1400 kW+
Max Capacity
Hospitality & Leisure
Scenario: Ensures comfortable cooling and hot water for hotels, resorts, stadiums, and entertainment complexes with variable seasonal load demands.
Recommended Models
150–250 kWBoutique hotels, fitness clubs, and swimming pools.
250–600 kWMedium resorts, sport centers, indoor arenas.
600–1200 kW+Large-scale resorts, stadium complexes, and multi-building leisure hubs.
Luxury hotel resort with swimming pool
Hotels & ResortsHot Water
1200 kW+
Max Capacity
District Cooling & Heating Networks
Scenario: Applied in regional centralized cooling and heating supply such as residential communities, government complexes, and district heating networks.
Recommended Models
300–500 kWCommunity or campus-level systems.
500–900 kWMulti-building clusters, municipal facilities.
900–1400 kW+Large-scale smart city and regional energy centers.
Urban city skyline with district buildings
Smart CityRegional Energy
1400 kW+
Max Capacity
Special Applications
Scenario: Data centers, pharmaceutical factories, food processing, and cold storage facilities where reliability and precise temperature control are essential.
Recommended Models
200–400 kWSmall server rooms, pharmaceutical labs.
400–800 kWCold chain warehouses, regional data centers.
800–1400 kW+National-scale data centers, large food processing and preservation.
Data center server room with blue LED lights
Data CentersCold Storage
1400 kW+
Max Capacity
Quality Assurance

Behind the Scenes: Our Factory and Quality Promise

01
Advanced Manufacturing
Production carried out in a 10,000㎡ facility with CNC machining, automatic welding, and precision screw compressor assembly lines.
02
Core Component Control
Semi-hermetic twin-screw compressors, high-efficiency copper tube heat exchangers, and axial fans are carefully inspected before assembly.
03
Performance Testing
Each unit undergoes full-load and part-load performance calibration, leak detection, electrical safety testing, and noise measurement.
04
Quality Management
Manufactured under ISO9001 and ISO14001 systems, with serial number traceability for each chiller to ensure after-sales support.
Safety & Standards

Safety Features & Thorough Testing

Industrial quality control and safety testing in manufacturing facility
EN 14511 ISO 3744 IEC 60335 GB/T 18430.1
🌐
International Standards
EN 14511 / EN 14825 – Performance and seasonal efficiency of chillers and heat pumps.
GB/T 18430.1 – Chinese national standard for water chilling and heat pump units.
ISO 3744 – Acoustic testing for noise control.
IEC 60335 – Electrical safety for chillers and heat pumps.
🛡
Protection Functions
Over-voltage, under-voltage, overload, water flow switch, phase sequence, high/low pressure, anti-freeze, and compressor overheating protections.
🧪
Reliability Tests
Units tested under ambient -25°C (heating mode) to 48°C (cooling mode) for stable year-round operation.
Our Services

Comprehensive Support from Start to Finish

💬
Free Consultation
Professional advice for project sizing, system design, and energy optimization.
🏭
Factory Visit
Transparent production process; on-site and virtual inspections available.
🛠
OEM & Customization
Choice of refrigerants (R134a, R407C, R1234ze, etc.), cooling/heating capacities, and dimensions to match project requirements.
📋
Pre-Sales Support
Technical drawings, project proposals, and quick response to inquiries.
🔧
After-Sales Service
Warranty, spare parts supply, and technical troubleshooting.
📐
Installation Guidance
On-site or online supervision for piping, commissioning, and system startup.
🚢
Logistics Solutions
Strong export packaging and global delivery support under EXW, FOB, CIF, or DDP terms.
🎓
Training Programs
For contractors, operators, and engineers to ensure correct operation and maintenance.
Core Advantages

Features & Benefits

Industrial air-cooled chiller units installed outdoors without machine room
Outdoor Install No Cooling Tower
🏗
Feature
No Dedicated Machine Room
Units can be installed outdoors directly, eliminating the need for machine rooms, cooling towers, or underground piping — reducing upfront investment.
50% Less Installation Cost
Feature
High Efficiency & Energy Saving
Uses ambient air as a free energy source, saving up to 75% power compared to traditional heating methods.
🌡
Feature
Wide Operating Range
Stable operation from -35°C (heating) to 48°C (cooling), ensuring year-round adaptability.
🛡
Feature
Multi-Level Protection
Comprehensive safety protection including over-voltage, under-voltage, overload, anti-freeze, and flow protection, guaranteeing reliable operation.
Feature
Smart Defrost Technology
Multi-level intelligent defrost reduces frost build-up, maintains high heat exchange efficiency, and ensures stable performance in cold climates.
🌿
Feature
Environmentally Friendly Refrigerants
Uses R407C and R134a with zero ODP (Ozone Depletion Potential), ensuring safe, eco-friendly operation.
Additional Advantages

Advanced Systems for Maximum Reliability

Three core technologies that set SongXin chillers apart — engineered for unattended, worry-free operation in any climate.

Industrial control room with LCD panels for building automation monitoring
01
Intelligent Control System
Equipped with advanced microprocessor and LCD display for local, centralized, and remote cloud monitoring. Supports RS485 interface for building automation systems.
HVAC chiller system operating in cold winter conditions with anti-freeze protection
02
Smart Anti-Freeze Water System
Multi-stage protection during winter: water pump operation, auxiliary heating, and unit operation automatically activated based on outlet temperature to prevent freezing risks.
Industrial cooling units running reliably with automatic remote monitoring
03
Reliable & Safe Operation
Automatic monitoring and remote alarms reduce the need for permanent on-site staff. The system ensures uninterrupted, safe, and stable long-term performance.