{{ totalProductsCount }}

In cart {{totalProductsCount}} item(s)

Total:
{{sum | formatAmount}}

Your cart is empty

header-product Smart Wi‑Fi Thermostat Mill HC91 Black — Home Heating Control, Programmable
71.49 €

Smart Wi‑Fi Thermostat Mill HC91 Black — Home Heating Control, Programmable

Mill HC91 Wi‑Fi Thermostat (Black) Photo 1
Keep track of price changes You keep track of price changes
Watch the price drop

Leave your address - as soon as the price of the product goes down, you'll know about it right away

You keep track of price changes

Smart Wi‑Fi Thermostat Mill HC91 Black — Home Heating Control, Programmable

{{email}}
You keep track of price changes

Smart Wi‑Fi Thermostat Mill HC91 Black — Home Heating Control, Programmable

{{email}}
{{selectedOffer && selectedOffer.price | formatAmount}}

Short description

Mill HC91 is a Wi‑Fi thermostat in black designed for controlling home heating systems. It provides programmable temperature control and remote management via wireless network for scheduling and comfort optimization. Suitable for use with residential heating setups to regulate room temperature, improve energy efficiency and enable convenient remote adjustments.
Available for order: 144 pcs.
Warranty: 2 Years
SKU: 12092414
free shipment

Cheapest delivery:

Unisend LV

Pick-up points

Unisend LV

Cost

1.99 €

Deliver

{{selectedOffer.parcelStationDeliveryString}}

Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
21.10.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
26.10.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Unisend LV / Venipak Pickup LV / Venipak Locker LV / DPD Paku skapis / Omniva LV / Latvijas Pasts pakomāts / Latvijas Pasts nodaļa
26.10.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
0 credit

pay in 3 equal parts

today

0 €

afterward

3 mth. х 23.83 €

overpayment

0 €

All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 1.99 euros per month
Together cheaper
{{product.price | formatAmount}}
{{product.title}}
{{productBundle.reference.specialPrice | formatAmount}}
{{productBundle.title}}
{{productBundlePreviousPrice | formatAmount}}
{{productBundleSpecialPrice | formatAmount}}

You saving {{productBundleYouSave | formatAmount}}

Product information

Description

Mill HC91 Black is a Wi‑Fi thermostat designed for residential heating control. The device provides programmable temperature management and remote access over a wireless network, allowing users to set schedules and adjust room temperature from a smartphone or other connected device. Its compact black housing and clear interface are intended for wall mounting in living rooms, bedrooms or corridors to maintain comfort while supporting efficient energy use.

Advantages

The Mill HC91 allows timed temperature control through customizable schedules, reducing manual adjustments and helping to optimize heating energy consumption. Remote management via a Wi‑Fi connection enables temperature changes from anywhere with internet access, and compatibility with standard residential heating systems makes installation straightforward for typical home setups. The black finish provides a neutral appearance that fits many interiors.

Suitable for

  • Programmable room temperature control in apartments and houses
  • Remote heating adjustments via smartphone or home network
  • Replacement of basic thermostats to enable scheduling and improved efficiency
  • Use in living areas, bedrooms, home offices and hallways

Key specifications

  • Connectivity: Wi‑Fi for remote control and scheduling
  • Control type: Programmable thermostat with schedule function
  • Design: Wall‑mounted unit in black housing
  • User interface: Display with controls for local operation and programming
  • Compatibility: Intended for standard residential heating systems (electric and hydronic setups where thermostat control is supported)

How to use

Install the Mill HC91 on a standard wall electrical box at an appropriate height in the room, following the manufacturer’s wiring instructions for your heating system. Configure the device by connecting it to the home Wi‑Fi network through the companion app or on‑device setup, then create daily or weekly schedules to match occupancy patterns. Use the app or the local controls to adjust setpoints, activate temporary overrides, or monitor current room temperature.

Usage recommendations

Place the thermostat on an interior wall away from direct sunlight, radiators, drafts and doors to ensure accurate temperature readings. Regularly review programmed schedules to match seasonal changes and maintain energy-efficient operation. If unsure about wiring, consult a qualified installer to ensure safe and correct connection to your heating system.

Description

Machine translation. Load original

Similar products

{{product.title}}
Show details Hide details

{{highlightedFeature.featureTitle}}:

{{getProductFeatureValueById(product, highlightedFeature.featureId)}}

{{product.price | formatAmount}}
Might be useful
{{product.manufacturerName}}
{{product.categoryName}}
{{product.title}}
{{product.specialPrice}}
{{product.price}}

Customer reviews

Customer questions

FAQ

How much does the Mill HC91 Wi‑Fi Thermostat (Black) cost, and is it available for purchase?

The price is 71.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 144 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 21.10.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can Mill HC91 Wi‑Fi Thermostat (Black) be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Mill HC91 Wi‑Fi Thermostat (Black) online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Mill products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Mill service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
shipping
Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.