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Compact Cooling Redefined

Leading manufacturer of ultra-compact refrigeration systems — mini compressors, micro air conditioners, liquid chillers, and Stirling cryocoolers for EVs, medical, telecom, and industrial applications.

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About RIGID HVAC

RIGID leads innovation in mini compressors and compact cooling systems. Known for superior design and quality, RIGID has rapidly become a pioneer in microcooling.

A Technology Enterprise in Thermal Management

Despite being a young company, RIGID moves swiftly and takes responsibility seriously. Our businesses include Mini Compressors, Water Chillers, and Micro DC Aircon units. We also provide specialized solutions like Stirling Cryocoolers (-160℃) and DC Condensing Units, catering primarily to micro deep refrigeration and air conditioning needs.

RIGID prioritizes client budgets and works closely with them to enhance competitiveness. Our team collaborates with clients to deliver custom refrigeration solutions that meet exact requirements — from concept to production.

  • ISO 9001 Certified Design & Testing
  • Full Custom OEM & ODM Support
  • Rapid Prototyping & Validation
  • Global Supply Chain Integration
RIGID HVAC Manufacturing Facility

Our Featured Products

Engineered for performance, reliability, and compactness — ideal for EVs, medical devices, telecom, and industrial applications.

Mini DC Compressor

Mini DC Compressor

Direct Current Compressors 12V/24V/48V

  • Voltage: 12V, 24V, 48V DC
  • Compact Size: Ultra-small footprint
  • Efficiency: High COP for battery-powered systems
  • Applications: Portable cooling, medical, EVs
Micro DC Aircon

Micro DC Aircon

World's smallest battery-powered DC compressor aircon unit

  • Power: 12V/24V/48V DC
  • Size: Ultra-compact design
  • Control: Remote controller compatible
  • Use Cases: Portable AC, cabins, telecom
Small Cooling System

Small Cooling System

Compact Liquid Chillers / DC Condensing Units

  • Type: Liquid chiller & condensing units
  • Cooling: Circulatory subsystem
  • Efficiency: Optimized for low power draw
  • Integration: Easy system integration
Stirling Cryocooler

FPSC Stirling Cooler

Deep refrigeration down to -160℃

  • Temperature: Up to -160°C
  • Type: Free-piston Stirling cooler
  • Applications: Medical, scientific, aerospace
  • Reliability: Long-life sealed design
Portable Air Conditioner

Portable Air Conditioner

12V/24V/48V DC, Battery Driven, Remote Controlled

  • Power: DC battery operation
  • Control: Remote controller included
  • Mobility: Lightweight & portable
  • Use: Vehicles, cabins, outdoor events
Refrigeration Unit

Refrigeration Unit

High-efficiency compact refrigeration systems

  • Design: Modular & scalable
  • Cooling Type: Vapor compression
  • Integration: OEM-ready
  • Applications: Medical, industrial, telecom
EV Battery Cooling System

EV Battery Cooling

Plate Liquid Chiller for Lithium-ion Batteries

  • Cooling: Plate liquid chiller
  • Fluid: Chilled glycol/water
  • Efficiency: High thermal conductivity
  • Use: Electric vehicle driveline systems
HVAC Refrigeration Parts

HVAC Refrigeration Parts

Comprehensive components for custom systems

  • Parts: Valves, sensors, tubing, manifolds
  • Compatibility: Works with RIGID & third-party units
  • Quality: Precision-engineered
  • Support: Full technical documentation

Key Applications

RIGID's compact cooling systems are trusted across industries requiring precision thermal management.

EV Battery Cooling

Compact liquid chillers for optimal thermal regulation in electric vehicle battery packs.

Medical Device Cooling

Scalp hypothermia, chemotherapy, and cryotherapy systems with precise temperature control.

Telecom Cabinet Cooling

Efficient fan and liquid cooling for 5G and data center telecom enclosures.

Semiconductor Cooling

Chip-level thermal management for high-performance computing and power electronics.

Dog Cooling

Portable cooling vests and systems for working and service animals.

Cryotherapy & Recovery

Athlete body cooling and heat therapy systems for performance recovery.

Why Choose RIGID?

Energy Efficient

High COP compressors and optimized systems reduce power consumption.

Ultra-Compact

Smallest footprint in class — ideal for space-constrained applications.

Custom Design

Full OEM/ODM support from concept to mass production.

ISO 9001 Certified

Rigorous design, testing, and quality assurance processes.

100+
Global Clients
15+
Countries Served
10
Years Innovation
50+
Custom Projects

Frequently Asked Questions

What is the operating voltage of RIGID mini compressors?

RIGID mini DC compressors operate on 12V, 24V, and 48V DC, making them ideal for battery-powered and automotive applications.

Can RIGID provide custom cooling solutions?

Yes. RIGID offers full custom design and OEM services. Our engineering team works with clients from concept to production.

What is the lowest temperature achievable with the Stirling cooler?

The FPSC Stirling Cooler can reach temperatures as low as -160°C, suitable for medical, scientific, and aerospace applications.

Are RIGID products suitable for EV battery cooling?

Absolutely. Our Plate Liquid Chiller is specifically designed for electric vehicle lithium-ion battery thermal management.

Get in Touch

For product inquiries, custom design support, or technical documentation, visit the official RIGID HVAC website.

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