Worldwide Shipping

HESSWAY 2p 4p Central Air conditioner Cooling Heating Smart WiFi Thermostat for Fan Coil Unit room Temperature Controller

100% of buyers enjoyed this product! 7 orders
View cart→
Product Description
Customer Reviews (0)
Shipping & Payment
Product Details
Russian buyers must read !!!
Because of Russian Post policy, the buyer’s Full Name is necessary for delivery.
If you order the products, please write your Full Name in your shipping informations.
This is very important for you to successfully get your parcel !
HESSWAY Central Air conditioner Cooling Heating Smart WiFi Thermostat for Fan Coil Unit room Temperature Controller

Thermostat can control heating/cooling elements to adjust user room temperature, in order to creat a comfortable home. You can set any temperature in which they want. W03AC-WIFI thermostat can be controlled by Mobile Phone, so user can use phone as a remote controller, to control room heating/cooling anywhere and anytime.


Large screen display and touch button
WiFi control suitable for Andriod & IOS phone system
Heating, Cooling, Ventilation modes
3 fan speed(Low/Middle/High)+Auto
Anti-frozen function
Timing switch function

Technical Data:
– Power Supply: AC200-240V, 50/60HZ/AC
– Load Current: 3~5A
– Set-point Temperature Range: 10ºC – 40ºC
– Limit Temperature Range: 5-99℃
– Accuracy: ±1ºC
– Consumption:<0.3W
– Internal Sensor: NTC
– Material: flame resistant PC ABS
– Dimension: 86*86*17mm (H*W*D)
– Display size: 65mm*62.5mm
– Weight: 253g

Fan Coil can be connected with 3, 4 and 5 terminals!
2 pipes Valves can be connected with 6 and 7 terminals!
4 pipes Valves can be connected with 6 and 7 terminals (cold valves), 8 and 9 terminals (hot valves).
L and N is power connection terminals.
Installation wires should be choosed to be 1.5-2.5 mm2 hard wire. Please rightly connect the wires strict according to the connection diagram. Don’t make water, mud and other debris into the thermostat, otherwise it will damage the thermostat.

1* Thermostat
2* Mounting screws
1* User guide for thermostat (in English)
1* APP installation instruction

WiFi thermostat is the new smart way to control the temperatue in your home, and easily reduce your heating cost.
W03AC-WIFI thermostat allows you to take comfort knowing your home temperature will always be just how you like it.

Shipping & Payment


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Why shop with us

700+ Clients Love Us!

We offer the best services and prices on high quality products, across the Globe

Shipping to 185 Countries

Our store operates worldwide and you can enjoy free delivery of all orders

100% Safe Payment

Buy with confidence using the world’s most popular and secure payment methods

2000+ Successful Deliveries

Our Buyer Protection covers your purchase from click to delivery

Shopping cart