# Door sensor Ajax DoorProtect Black wireless battery-powered 38098.03.BL1

**URL:** https://aio.lv/en/product--ajax-3809803bl1--10978996
**Data updated:** 2026-02-13 15:45 (EET)
**Category:** Smart Sensors
**Manufacturer:** Ajax
**Manufacturer code:** 38098.03.BL1
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 33.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 28.09 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ajax-3809803bl1--10978996

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

Ajax DoorProtect is a wireless, battery-powered door sensor in black (model 38098.03.BL1). Designed to detect opening and closing of doors and provide perimeter security, it integrates with Ajax alarm systems to trigger alerts when a door is opened. Suitable for homes and small businesses, it offers simple wireless installation and maintenance-free battery operation for reliable intrusion detection.

## Long description

Ajax DoorProtect Black wireless battery-powered 38098.03.BL1 is a compact magnetic door sensor designed to detect opening and closing of doors and provide perimeter security. The device communicates wirelessly with Ajax alarm systems to report door status changes and trigger alerts when a protected door is opened. Its battery-powered design enables installation without wiring and supports typical residential and small business use where simple, reliable intrusion detection is required.
Advantages
DoorProtect connects to the Ajax security ecosystem using a protected wireless protocol, offering a straightforward installation process and maintenance-free operation during normal battery life. The black housing provides a discreet appearance on dark surfaces. The sensor monitors door position and transmits events to the control panel for logging and alerting, enabling timely responses to unauthorized access.
Suitable for
Entry and exit doors in homes
Office and retail doors in small businesses
Interior doors where perimeter control is needed
Secondary doors such as service or utility entrances
Key specifications
Form factor: magnetic contact sensor for doors
Mounting: surface mounting on door and frame
Power supply: battery-powered for wireless operation
Color: black housing
Integration: compatible with Ajax alarm control panels and ecosystem
How to use
Install the DoorProtect sensor on a door and its magnet on the door frame according to the alignment marks, maintaining the recommended gap for correct detection. Pair the sensor with the Ajax control panel following the system’s device inclusion procedure. After installation and pairing, verify sensor operation through the control panel or mobile app and test opening and closing events to confirm reliable reporting of status changes.
Usage recommendations
Position the sensor and magnet on clean, dry surfaces and avoid placing them where mechanical impact or heavy vibrations occur. Regularly check the system status in the Ajax app to monitor battery level and connectivity. For consistent detection, ensure the magnetic gap remains within the manufacturer’s suggested distance and avoid installing the sensor on warped or irregular door frames.

## FAQ

### How much does the Ajax DoorProtect door sensor 38098.03.BL1 cost, and is it available for purchase?

The price is 33.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 06.07.2026 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. 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 Ajax 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 Ajax 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/10978996/61412333_large.webp