This smart heat thermostat fan is published with the manufacturer’s full specification — power supply AC200-240V/110V/24V, model number HY603AC. Made by Xiamen Double Well Technology Co., Ltd. (8 years on the platform, typical reply ≤1h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Smart Heat Thermostat Fan
- Model Number: HY603AC
- Power Supply: AC200-240V/110V/24V
- Warranty: 2 Years
- Certifications: RoHS CE
- Place Of Origin: Fujian, China
- Size: 86mm*86mm*27mm
Technical Specifications
| Application | Villa, Hotel, Office Building, Hospital, School, Sports Venues, Leisure Facilities, Supermarket, Other, Kitchen, Living Room, Bedroom |
|---|---|
| Design Style | Contemporary, Modern |
| Warranty | 2 Years |
| After-Sale Service | Online Technical Support, Return and Replacement |
| Project Solution Capability | total solution for projects |
| Model Number | HY603AC |
| Place Of Origin | Fujian, China |
| Brand Name | Double Well OEM/ODM |
| Power Supply | AC200-240V/110V/24V |
| Temperature Control Accuracy | +/-0.5°C |
| Weekly Programmable Mode | 7/6+1/5+2 Days |
| Certifications | RoHS CE |
| Backlight | white ;blue Backlight |
| Size | 86mm*86mm*27mm |
| Selling Units | Single item |
| Single Package Size | 5X8X8 cm |
| Single Gross Weight | 0.5 kg |
Product Details










Power Supply | 200-240V/110V/24V AC |
Display Accuracy | ±0.5ºC |
Temperature Adjustable Range | 5 ºC – 35 °C |
Insulating condition | Normal environment |
Running program | Set per 1 week as a cycle |
Certificate | CE,RoHS |
3 speed fan | hight,middle,low, auto |
Relay | 3A |
Sensor | Built-in NTC Sensor |


















We are an active researcher and manufacturer of different kinds of thermostats and infrared heating panels. Application fields range from individual rooms to commercial space to large scale apartment.
Designed to be environmentally friendly and energy-saving,every product is compatible and qualified for CE and ROHS certificates.Till now our products have own the trust from clients all over the world.
We own the experienced and innovative R&D, production, sales and after-sales teams which will provide the best support for our dealers and customers. We also provide OEM/ODM production. We are always committed to providing quality and advanced heating products to warm and beautify your life.


We are based in Fujian, China, start from 2019,sell to Western Europe(35.00%),Oceania(15.00%),Eastern Europe(15.00%),Northern Europe(15.00%),North America(10.00%),Southern Europe(5.00%),South America(5.00%). There are total about 11-50 people in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
Far Infrared Panel Heater,Carbon crystal Heating Panel,Wifi Thermostat,Heating Thermostat,HVAC Thermostat
4. Why should you buy from us not from other suppliers?
We are a supplier that specializes in infrared carbon crystal heaters and thermostats. Our products are the most competitive.We own the experienced and innovative R&D, production, sales and after-sales teams will provide the best support for our customers
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese
Ordering and Pricing
- Minimum order quantity: 2 unit
- Volume pricing:
- 2–1999 unit: US $20 / unit
- 2000–4999 unit: US $17 / unit
- 5000–49999 unit: US $15.5 / unit
- 50000+ unit: US $11 / unit
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this smart heat thermostat fan?
The standard minimum order quantity is 2 unit. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 2 Years warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this smart heat thermostat fan carry?
It is supplied with RoHS CE documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the smart heat thermostat fan be supplied for my local voltage?
The standard configuration is AC200-240V/110V/24V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Xiamen Double Well Technology Co., Ltd., based in China. The company 8 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Xiamen Double Well Technology Co., Ltd. range on HVACR Nexus.
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