Fan — power supply AC 90~265, material Anti-flammable PC +ABS. The complete factory specification follows. Made by Shenzhen Bandary Technology Co., Ltd. (10 years on the platform, factory-assessed). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Fan
- Model Number: FC221 W
- Power Supply: AC 90~265
- Output Voltage: relay or analog output
- Material: Anti-flammable PC +ABS
- Warranty: 3 Years
- Certifications: RoHS CE
Technical Specifications
| Application | Hotel/villa/school/apartment |
|---|---|
| Material | Anti-flammable PC +ABS |
| Floor Heating Valve | Pressure Difference Bypass Valve |
| Design Style | Modern |
| Type | Floor Heating Systems |
| Warranty | 3 Years |
| After-Sale Service | Online Technical Support, Free Spare Parts, Return and Replacement, Other |
| Project Solution Capability | graphic design, 3D model design, total solution for projects, Cross Categories Consolidation, Others |
| Place Of Origin | Guangdong, China |
| Brand Name | Bandary/OEM |
| Model Number | FC221 W |
| Name | RS485 Thermostat Programmable Boiler Heating Thermostat |
| Room Card | Occupied sensor |
| Output Voltage | relay or analog output |
| Communication | RS485 modbus protcol or wifi |
| Feature | 7day4periods programmable |
| Sensor | external NTC or build -in sensor |
| Energy Saving Input | yes |
| Certifications | RoHS CE |
| Power Supply | AC 90~265 |
| Packaging Details | Packing :packaged with inner box Package size:50*40*30cm / 40pcs |
| Port Of Dispatch | Shenzhen Port |
| Selling Units | Single item |
| Single Package Size | 20X15X10 cm |
| Single Gross Weight | 0.850 kg |
Product Details
FC221W RS485 Modbus Thermostat








FC 221W | ||||||||
Measuring Values | Temperature | |||||||
Output Switch Contact | 5* Normally open contact, 240V Last max, 3A, 2* Heating / Cooling, 3* Fan coil | |||||||
Network Technology | RS485 Modbus, RTU, half-duplex, baud rate 4.800, 9.600, 19.200 or 38.400, Parity: non (2 stopbits), even or odd ( 1 stopbit ) OR wifi communication | |||||||
Power Supply | 90..265V~ | |||||||
Power Consumption | 0,9 VA ( 265V~) | |||||||
Measuring Range Temperature | +1..+50℃ | |||||||
Accuracy Temperature | ±0.1℃ ( typ.at 21℃ ) | |||||||
Inputs | inputs for change-over sensor ( NTC 10K ) | |||||||
Control Functions | setpoint adjustment +1..+50℃ ( Default +16..+30℃ ) | |||||||
Display | LCD-moudule with Touch and LED- illumination | |||||||
Enclosure | ABS, Scratch- resistant acrylic glass | |||||||
Protection | IP20 according to EN 60529 | |||||||
Connection Electrical | terminal block max. 1.5 square millimeter | |||||||
Ambient Condition | +1..+50℃, max, 95% rH non condensing | |||||||
Weight | 160g | |||||||
Mounting | flush mounted with standard EU box ( Diameter 55mm ) | |||||||
































Ordering and Pricing
- Minimum order quantity: 1000 piece
- Volume pricing:
- 1000+ piece: US $21.8 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this fan?
The standard minimum order quantity is 1000 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 3 Years warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this 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 fan be supplied for my local voltage?
The standard configuration is relay or analog output. 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 Shenzhen Bandary Technology Co., Ltd., based in China. The company 10 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full Shenzhen Bandary Technology Co., Ltd. range on HVACR Nexus.
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