# Door/Window Sensor Milesight WS301-915M White

**URL:** https://aio.lv/en/product--milesight-ws301-868m--10467481
**Data updated:** 2026-01-13 21:32 (EET)
**Category:** Control Systems
**Manufacturer:** Milesight
**Manufacturer code:** WS301-868M
**EAN:** 6974225035199
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 59.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 49.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--milesight-ws301-868m--10467481

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

The Milesight WS301-915M is a reliable door/window sensor designed for security applications. It operates within a temperature range of -20 to 60 °C and a humidity level of 0 to 90%. With dimensions of 50.5 mm x 31 mm x 18.5 mm, it is compact and easy to install. This sensor provides accurate monitoring of door and window status, ensuring enhanced security for your premises.

## Long description

The Milesight WS301-915M White is a compact door and window sensor designed for monitoring the open/closed status of access points in residential and commercial security systems. It supports reliable detection within typical indoor environments, operating across a temperature range of -20 to 60 °C and tolerating relative humidity up to 90%. Its small footprint (50.5 mm x 31 mm x 18.5 mm) allows unobtrusive installation on frames and sashes while maintaining accurate status reporting to compatible control systems.
Advantages
The sensor combines a slim housing with simple mounting to minimise visual impact while providing consistent detection of door and window position changes. Its operating temperature and humidity ranges make it suitable for a variety of indoor locations. The device is engineered to integrate with standard security and control systems, offering dependable performance for routine monitoring tasks.
Suitable for
Monitoring entry doors and internal room doors
Securing windows and sliding patio doors
Integration with alarm panels and building automation systems
Use in homes, offices, retail premises and light industrial spaces
Key specifications
Operating temperature: -20 to 60 °C
Relative humidity tolerance: 0 to 90% (non-condensing)
Dimensions: 50.5 mm × 31 mm × 18.5 mm
Colour: White
Function: Open/closed status detection for doors and windows
How to use
Place the sensor body on the fixed frame and the magnet on the moving sash or door so that the two parts align when the door or window is closed. Follow the manufacturer's integration instructions to pair the sensor with the control panel or gateway used in your security setup. After installation, verify correct alignment and signal transmission by opening and closing the door or window and observing the status updates in the connected system.
Usage recommendations
Install the sensor on a clean, dry surface and avoid mounting across uneven gaps. Keep the device away from direct water exposure and strong electromagnetic sources. Periodically check alignment and test status reporting as part of routine system maintenance to ensure continued reliable operation.

## Specifications

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 0 - 90 |
| Operating temperature (T-T) | -20 - 60 |
| Height | 18.5 mm |
| Width | 50.5 mm |
| Depth | 31 mm |
| Product colour | White |
| International Protection (IP) code | IP20 |

## FAQ

### How much does the Door/Window Sensor Milesight WS301-915M cost, and is it available for purchase?

The price is 59.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 269 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 08.07.2026 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. All transactions are 100% secure and encrypted.

### 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 Milesight 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 Milesight 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/10467481/64386733_large.webp