# External sensor for MCR AD225 boiler, DE DIETRICH (mpn 100005660)

**URL:** https://aio.lv/en/product--dedietrich-100005660--11431976
**Data updated:** 2026-03-07 20:09 (EET)
**Category:** Home Appliance Accessories
**Manufacturer:** DEDIETRICH
**Manufacturer code:** 100005660
**EAN:** 3661238109469
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 51.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 42.55 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dedietrich-100005660--11431976

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 6.60 EUR |

## Summary description

External sensor for DE DIETRICH MCR AD225 (mpn 100005660). Designed to measure outdoor temperature and provide input to the boiler’s control system for weather-compensated operation. Compatible with MCR AD225 series; used to improve temperature regulation, reduce fuel consumption and optimize boiler performance in residential and light commercial heating installations.

## Long description

The external sensor for MCR AD225 boiler by DE DIETRICH is designed to measure outdoor temperature and provide a reliable input to the boiler control system for weather-compensated operation. It works with the MCR AD225 series to allow the boiler to adjust heat output according to outside conditions, improving temperature regulation in heating systems for residential and light commercial installations.
Advantages
This outdoor temperature sensor enables more precise modulation of boiler performance based on real environmental data, which helps to reduce fuel consumption and maintain stable indoor temperatures. Its compatibility with the MCR AD225 control electronics ensures straightforward integration without changes to existing hydraulics. The sensor is built for outdoor installation and provides consistent readings to the boiler control for reliable seasonal operation.
Suitable for
Weather-compensated control of DE DIETRICH MCR AD225 boilers
Residential heating systems seeking improved temperature stability
Light commercial heating installations where outdoor sensing is required
Upgrades to existing MCR AD225 boiler controls to improve efficiency
Key specifications
Function: outdoor temperature measurement for boiler control
Compatibility: designed for MCR AD225 series control units
Sensor type: weather-resistant temperature probe suitable for outdoor mounting
Output: analog/digital input compatible with boiler control electronics
Operating role: provides continuous ambient temperature data for weather compensation
How to use
Install the external sensor on a sheltered north-facing wall or other outdoor location free from direct sun and heat sources to ensure accurate ambient readings. Route the sensor cable to the boiler room and connect it to the dedicated sensor input on the MCR AD225 control board following the boiler manufacturer’s wiring diagram. After connection, configure the control software or settings to enable weather-compensated control so the boiler adjusts its supply temperature based on the measured outdoor temperature.
Usage recommendations
Position the sensor away from exhaust vents, reflective surfaces and direct sunlight to avoid skewed readings. Use appropriate cable routing and weatherproofing for outdoor wiring and verify connections during initial commissioning and after any maintenance to ensure continued accurate performance.

## FAQ

### How much does the External sensor DE DIETRICH MCR AD225 cost, and is it available for purchase?

The price is 51.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 15.07.2026 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 DEDIETRICH 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 DEDIETRICH 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/11431976/66070263_large.webp