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Advanced Cold Storage &
Energy-Efficient Heat Pumps

Premium cooling and heating solutions from ChainCooling — engineered for performance, reliability, and energy savings. Trusted by global partners since 2000.

Cold Storage Unit

About ChainCooling

Hebei JH Huameirun Energy Saving Technology Co., Ltd. — a national high-tech enterprise based in Qinhuangdao, China. With over 23 years of experience, we specialize in R&D, manufacturing, and global supply of cold storage units, DC inverter systems, and heat pumps.

200+
Technical Team Members
23
Years of Company Experience
1000+
Customer Praise Cases
70
Medal-Winning Projects

Our Products

High-efficiency, customizable cooling and heating systems for industrial, commercial, and logistics applications.

DC Inverter Cold Unit

10P DC Inverter Cold Unit

Energy-saving digital inverter technology for precise temperature control in cold rooms.

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Cold Storage Unit

Cold Storage Unit

Modular cold storage solutions for food preservation, pharmaceuticals, and logistics.

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Heat Pump

Air Source Water Heater Heat Pump

Efficient heating with low energy consumption, ideal for residential and commercial use.

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Digital DC Inverter Frozen Air Unit

Digital DC Inverter Frozen Air Unit

Ultra-quiet, high-efficiency unit for frozen storage environments.

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Air Jet Dryer

Air Jet Dryer

High-speed drying system for industrial applications with minimal energy use.

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3P Outer Unit for Cold Storage

3P Outer Unit for Cold Storage

Compact and powerful outdoor unit designed for seamless integration with cold rooms.

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Refrigerated Warehouse

Refrigerated Warehouse

Complete turnkey solutions for large-scale refrigerated logistics centers.

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DC Inverter Air To Water Heat Pump

DC Inverter Air To Water Heat Pump

Advanced variable frequency technology for maximum heating efficiency.

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Why Choose ChainCooling?

Energy Efficient

Our DC inverter and variable frequency systems reduce energy consumption by up to 40%.

Smart Technology

Digital controls, remote monitoring, and adaptive cooling for optimal performance.

Global Support

Serving clients in over 50 countries with local technical assistance and service.

Durable Build

Industrial-grade materials and corrosion-resistant coatings for long-term reliability.

Eco-Friendly

Low-GWP refrigerants and sustainable manufacturing processes.

Custom Solutions

Tailored designs for unique temperature, size, and integration requirements.

Trusted by Global Clients

23+
Years in Industry
1000+
Satisfied Clients
50+
Countries Served
70
Award-Winning Projects

Frequently Asked Questions

What is a DC inverter cold unit?

A DC inverter cold unit uses variable speed compressor technology to adjust cooling output based on demand, improving energy efficiency and temperature stability.

Can you customize cold storage units?

Yes, we offer fully customizable cold storage solutions including size, temperature range, insulation, and control systems.

Do you provide installation support?

We provide detailed technical documentation and remote support. On-site installation services are available upon request.

What refrigerants do you use?

We use environmentally friendly refrigerants such as R410A, R134a, and low-GWP alternatives depending on the model and application.

Get in Touch

We welcome inquiries from distributors, project managers, and businesses seeking reliable cooling and heating solutions.

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