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Compact 1000-30000m3/h Rotary Heat Recovery Ventilator with Electric Heater and

China Compact 1000-30000m3/h Rotary Heat Recovery Ventilator with Electric Heater and

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Compact 1000-30000m3/h Rotary Heat Recovery Ventilator with Electric Heater and

MOQ： 1
Price：
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Pressuredrop	50 - 150 Pa
Noiselevel	Below 65 dB(A)
Airflowcapacity	500 - 5000 CFM
Motortype	EC Motor / AC Motor
Application	HVAC Systems
Type	Heat Recovery Unit
Powersupply	220V / 380V / 415V, 50/60 Hz
Heatrecoverymethod	Rotary Wheel
Material	Aluminum / Composite Wheel
Efficiency	Up to 85%
Maintenance	Easy Access for Cleaning and Replacement
Dimensions	Customizable based on model
Controloptions	Variable Speed Drive, On/Off Control
Productname	Rotary Wheel Heat Recovery Unit
Operatingtemperaturerange	-20°C to 80°C
Place of Origin	China，HuNan
Brand Name	DINGHAN

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Product Details
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Product Specification


Pressuredrop	50 - 150 Pa	Noiselevel	Below 65 dB(A)
Airflowcapacity	500 - 5000 CFM	Motortype	EC Motor / AC Motor
Application	HVAC Systems	Type	Heat Recovery Unit
Powersupply	220V / 380V / 415V, 50/60 Hz	Heatrecoverymethod	Rotary Wheel
Material	Aluminum / Composite Wheel	Efficiency	Up to 85%
Maintenance	Easy Access for Cleaning and Replacement	Dimensions	Customizable based on model
Controloptions	Variable Speed Drive, On/Off Control	Productname	Rotary Wheel Heat Recovery Unit
Operatingtemperaturerange	-20°C to 80°C	Place of Origin	China，HuNan
Brand Name	DINGHAN

Compact 1000-30000m³/h Rotary Air to Air Heat Exchanger with Electric Heater

Customized Fresh Air & Exhaust Solution for Commercial and Industrial Projects

DINGHAN Rotary Heat Recovery Ventilation Unit integrates rotary wheel energy recovery, electric heating and multi-stage filtration in a compact modular design. It is widely used to provide fresh air supply and exhaust air handling for commercial buildings, industrial facilities, hospitals, schools and other large spaces.

We support customized air volume, configuration and control solutions to meet different project requirements.

Designed for Efficient and Flexible Ventilation Projects

High-Efficiency Rotary Heat Recovery - Rotary wheel core recovers sensible heat to reduce energy loss and improve overall system efficiency.
Integrated Electric Heater - Built-in electric heater ensures stable and comfortable supply air even in low-temperature environments.
Stable Airflow & Low Noise - Optimized fan and air channel design delivers stable airflow with low operating noise.
Replaceable Filter Structure - Multi-stage filters with easy access design ensure clean air and simple maintenance.
Modular Section Design - Modular structure allows flexible configuration, easy transport, and convenient on-site installation.
Flexible Project Customization - Customizable air volume, functions, and configurations to fit various commercial and industrial needs.

Standard Models & Technical Data

Model	DFA-150LZ	DFA-250LZ	DFA-400LZ	DFA-600LZ	DFA-800LZ
Rated Air Flow (m³/h)	1500	2500	4000	6000	8000
Rated Voltage	380V~50Hz	380V~50Hz	380V~50Hz	380V~50Hz	380V~50Hz
Fan Power (KW)	0.55*2	0.9*2	1.6*2	2.2*2	3.0*2
Electric Heater Power (KW)	2	3	4	6	8
Total Input Power (KW)	3.1	4.8	7.2	10.4	14
External Static Pressure (Pa)	250	300	350	400	450
Noise dB(A)	57	58	60	62	65
Net Weight (kg)	160	200	245	300	360
Product Size (mm)	1350800700	1500900800	1670960840	20001000900	220012001000

Filter Section: Fresh Air G4 + Exhaust Air G4 | Medium (F7-F9)/HEPA Optional

Advanced Customization Options

Tailored configuration to meet specific engineering needs

External Static Pressure: Adjustable ESP to suit duct system resistance and installation needs.
Voltage: Multiple voltage options for global project use.
Control Mode: Support local control, remote control, and BMS (Building Management System) integration.
Casing Size: Flexible casing dimensions for space constraints and tight installation requirements.
Access Door Layout: Custom door quantity and position for easy maintenance access.

Wide Range of Application Scenarios

Reliable ventilation solutions for various environments:

Commercial Buildings
Industrial Workshops
Schools
Hospitals
Public Facilities

Tell us your project requirements — DINGHAN will support model selection and customized configuration.

Frequently Asked Questions

Are you manufacturer or trader? Where are your factory located?

We are manufacturer with professional designers and engineers. Our factory is located in Zhuzhou, Hunan, China.

I can't find the product on your catalogue, can you make this product for me?

Our catalogue shows most of our products, but not all. So just let us know what product do you need, and how many do you want. If we do not have it, we can also design and make a new mould to produce it. For your reference, making an ordinary mould will take about 35-45 days.

Can you make customized products and customized packing?

Yes. We made a lot of customized products for our customer before. About customized packing, we can put your Logo or other info on the packing if you can meet our MOQ.

How could I get a sample?

We do not provide free sample, if you are interested in our products please contact our customer service, she can tell you the details of the sample.

How to guarantee the quality of your products?

1) Strict detection during production. 2) Strict sampling inspection on products before shipment and intact product packaging ensured.

I need your price list of all your products, do you have a price list?

Please send us your message and submit, then we will send your interested products' price list as soon as possible.

Do you have a guarantee of your product quality? Can we extend?

We have a guarantee of One years. Warranty can be extended with extra charge.

Can you provide drawing design service?

Yes, we have a professional ventilation system engineering team to design and optimize the solution for your project.

Do you have technical support?

We have professional technical team to answer technical question.

Can you provide installation accessories along with equipment?

Yes, of course. This is one of our standard services, we can calculate and quote you needed VRF installation kit.

What is your delivery time?

For the standard unit, about 35-40 days.

Company Details

Bronze Gleitlager

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from Quality China Factory

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Business Type:

Manufacturer,Trading Company 


Year Established:

2014 


Total Annual:

6000000-10000000


Employee Number:

21~50 


Ecer Certification：

Verified Supplier 

Hunan Dinghan Environmental Protection Technology Co., Ltd. is a recognized National High-Tech Enterprise specializing in the R&D, manufacturing, installation, and global service of premium HVAC ventilation and industrial air purification systems. Holding multiple invention patents and strategic... Hunan Dinghan Environmental Protection Technology Co., Ltd. is a recognized National High-Tech Enterprise specializing in the R&D, manufacturing, installation, and global service of premium HVAC ventilation and industrial air purification systems. Holding multiple invention patents and strategic...

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Hunan Dinghan Environmental Technology Co., Ltd.
中国湖南省长沙市雨花区劳动东路821号明昇时代广场第三期6栋16层
https://www.dinghanairsystem.com/

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