China KNX Wall Switch manufacturer

Home Smart Digital Thermostat Temperature Adjustment RS485 Type

Product Details:
Place of Origin: Guangdong, China
Brand Name: Smart Laffey
Model Number: LFmd-KTMxx-D8B
Payment & Shipping Terms:
Minimum Order Quantity: 50 Pieces
Price: Negotiable
Packaging Details: Carton Box
Delivery Time: 10-15 work days
Supply Ability: 10000 Piece/Pieces per Month

Detail Information

Application: Home Design Style: Temperature Adjustment
Function: Cooling/heating Color: Red Copper/Black/Champagne/Grey
Protocol: RS485 Modbus Power: 12V, DC
Conjoined: 2/3/4/5 Conjoined Back Box For Installation: UK
High Light:

RS485 Smart Digital Thermostat


Smart Digital Thermostat Temperature Adjustment

Product Description


Home Smart Digital Thermostat Temperature Adjustment RS485 Type




Product Name D8B knob thermostat of modbus
Brand Smart Laffey
Size 86mm*86mm
Color Black/Amber/Champagne/Grey/White
Protocol Modbus RS485
Power  12V
Back Box for Installation UK Square Box
Description Knob controlling

1) Cooling/heating/air three mode setting

2) Airflow high/mid/low/auto setting

Application Connecting room control unit



Product Features


1. Full metal panel : Aluminum or Stainless steel;


2. Standard 86 wall box installation, multiple panels can connect seamlessly;


3.The back box is fireproof and good insulation


4. The material is not easy to generate heat, but has high conductivity.





The network intelligent panel reads and modifies the internal registers through 485 communication to achieve remote monitoring and output control. The communication protocol adopts the standard MODBUS RTU communication protocol. Serial port settings: baud rate "9600", parity bit "none", data bit "8", stop bit "1". The two commands are separated by 100ms. If the instruction is not read within 2 seconds, it will be cleared, and if it is read, it will be cleared immediately. Reading time interval: greater than 20ms.





Basic Function

1. Thermostat on and off control;
2. Indoor temperature setting/indoor temperature measurement;
3. The fan speed can be selected as one of "high/medium/low/auto";
4. Air conditioning (refrigeration, heating, ventilation), floor heating, fresh air three modes can be switched;
5. With the function of manual temperature correction, manually restore the factory default values of the thermostat parameters, and manually set the thermostat communication address.


Display Function

1. Power on/off status display: the entire screen is not displayed when it is turned off, and the switch button indicator light is always on;
2. Temperature display: indoor temperature, temperature setting value;
3. Mode display: only one of air conditioning, floor heating, and fresh air will be displayed;
4. Wind speed display: high, medium, low, automatic sub-level display;
5. In the shutdown state, enter the temperature correction value display through the key combination, restore the factory default value setting display and address setting of the thermostat parameter.



Home Smart Digital Thermostat Temperature Adjustment RS485 Type 0
Home Smart Digital Thermostat Temperature Adjustment RS485 Type 3
Home Smart Digital Thermostat Temperature Adjustment RS485 Type 6
Home Smart Digital Thermostat Temperature Adjustment RS485 Type 8


(1) Mutual benefit : We are factory also have more than 10 years experience in manufacturing and developing of switches and sockets.

(2) Customize : We have strong R&D team, we will try our best to custom product as your request.

(3) OEM service : (a) Printing your Logo (b) Engraving words or icons

(4) Mix order : We accept mix order, different model and small quantity order.





1. Q:What’s the shipping method?

A: By express way. Such as Fedex, DHL, TNT and so on; by air or by sea. Shipping cost is decided by shipping ways and product’s actual weight and volume, also your detailed address.

2. Q:Can we print our own brand or logo on your products?

A: Yes, it is our pleasure to be one your OEM manufacturer in China to meet your OEM requirements.

3. Q: Why do some goods have difference between website picture and practical items?

A: Because difference of light and browser, also different batches, materials may be little difference, such as lining. Sometimes, the picture is for reference only. These are allowed in actual case. If any question, please tell us before order and ask clearly.

4. Q: Can I order one piece for sample or trial order less than MOQ to test the quality?

A: Yes, We recommend to check the sample before order. We accept trial order less than MOQ.

5. Q: If I order big quantity, what's the good price?

A: Please send the details enquiry to us, such as the Item Number, Quantity for each item, Quality request, Logo, Payment Terms, Transport method, Discharge place etc. We will make the accurate quotation to you as soon as possible.


If you have another question, please feel free to contact us.

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