# Panel Heater Mill PA400WIFI4 400W Suitable for 4-6 m² White IPX4

**URL:** https://aio.lv/en/product--mill-pa400wifi4--11566814
**Data updated:** 2025-12-21 00:24 (EET)
**Category:** Oil Heaters
**Manufacturer:** Mill
**Manufacturer code:** PA400WIFI4
**EAN:** 7090019825308
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 117.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 97.10 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mill-pa400wifi4--11566814

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Friday | free |
| Pickup points | 26.06.2026 | 1.99 EUR |
| Courier delivery to door | 26.06.2026 | 4.99 EUR |

## Summary description

The Mill PA400WIFI4 is a smart panel heater with WiFi connectivity, designed for rooms up to 4-6 m². It features a sleek white design and an IPX4 rating, making it suitable for various indoor environments. With a power output of 400W, it efficiently warms small spaces while being easy to control via a smartphone app. Ideal for maintaining a comfortable temperature in bedrooms, offices, or small living areas.

## Long description

The Mill PA400WIFI4 400W is a white wall-mounted panel heater with WiFi control, designed to provide efficient localized heating for small indoor spaces of approximately 4–6 m². The unit delivers 400W of heat, has an IPX4 rating for splash resistance and can be operated remotely via a compatible smartphone app.
Advantages
The Mill PA400WIFI4 combines a compact, wall-mounted design with smart connectivity to offer precise temperature control without using floor space. IPX4 splash resistance increases placement options in humid indoor environments. With a 400W output the heater provides energy-efficient targeted heating suitable for small rooms.
Suitable for
Small bedrooms (4–6 m²)
Home offices and study corners
Small living areas and entryways
Bathrooms and utility rooms where IPX4-rated fittings are appropriate
Key specifications
Brand: Mill
Model: PA400WIFI4
Power: 400W
Recommended coverage area: 4–6 m²
Color: White
Ingress protection: IPX4 (splash-resistant)
Connectivity: WiFi with smartphone app control
MPN: PA400WIFI4
EAN: 7090019825308
How to use
Mount the panel heater on a suitable wall following the manufacturer’s mounting and electrical instructions, ensuring secure fixation and correct electrical connection. After powering the unit, install the Mill-compatible smartphone app and follow the in-app setup steps to connect the heater to the local WiFi network. Use the app to set target temperatures, schedules and timers for automated operation. For permanent wiring or when required by local regulations, engage a qualified electrician.
Usage recommendations
Keep the heater clear of furniture and do not cover the unit. Use app schedules to reduce energy consumption when rooms are unoccupied and ensure the chosen installation location complies with IPX4 splash-resistance requirements for humid areas.

## FAQ

### How much does the Panel Heater Mill PA400WIFI4 cost, and is it available for purchase?

The price is 117.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 52 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 Friday 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 Panel Heater Mill PA400WIFI4 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11566814/66587312_large.webp