# Thermostatic Element Danfoss AB-QM (DWZ) – spare thermostatic cartridge, MPN 003Z0384

**URL:** https://aio.lv/en/product--danfoss-003z0384--11959378
**Data updated:** 2026-03-11 13:59 (EET)
**Category:** Home Appliance Accessories
**Manufacturer:** DANFOSS
**Manufacturer code:** 003Z0384
**EAN:** 5710104012964
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 49.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 41.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--danfoss-003z0384--11959378

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

Danfoss AB-QM (DWZ) thermostatic element is a replacement thermostatic cartridge designed for use with Danfoss AB-QM actuators and compatible valve bodies. Provided as a spare part with manufacturer part number 003Z0384 and EAN 5710104012964, it serves to regulate temperature in heating and cooling systems by sensing and actuating the valve. Ideal for maintenance and component replacement in commercial and residential HVAC installations.

## Long description

The Danfoss AB-QM (DWZ) thermostatic element is a spare thermostatic cartridge designed for use with Danfoss AB-QM actuators and compatible valve bodies. It senses temperature changes and actuates the valve to regulate flow in heating and cooling circuits. Supplied as a replacement component, this cartridge restores thermostatic control where the original element is worn or malfunctioning and supports continued operation of commercial and residential HVAC installations.
Advantages
This thermostatic element offers precise temperature sensing and reliable actuation compatible with AB-QM style actuators. Its design enables straightforward replacement of worn cartridges without the need to change the entire valve assembly, reducing maintenance time and cost. The spare cartridge is manufactured to suit common hydraulic balancing and control applications, ensuring predictable behavior and durable performance under normal operating conditions.
Suitable for
 Replacement of worn or faulty thermostatic cartridges in AB-QM compatible valves
 Maintenance and repair work in commercial HVAC systems
 Residential radiator and underfloor heating valve maintenance
 Hydronic balancing projects requiring restored thermostatic control
Key specifications
 Function: Thermostatic sensing and valve actuation cartridge
 Compatibility: Designed for use with AB-QM type actuators and compatible valve bodies
 Application: Heating and cooling hydraulic circuits in HVAC systems
 Form factor: Replaceable cartridge for in-line valve installation
 Environment: Indoor installation in commercial and residential systems
How to use
Shut down the system and isolate the valve before attempting replacement. Remove the actuator from the valve body according to the valve manufacturer's instructions, then extract the old thermostatic cartridge. Insert the replacement cartridge into the valve seat, ensuring correct orientation and seating. Refit the actuator and restore system pressure, then check for proper valve movement and temperature regulation. Follow local safety procedures and, if required, consult a qualified HVAC technician for installation.
Usage recommendations
Perform the replacement during scheduled maintenance or when temperature control is inconsistent. Verify compatibility with the specific AB-QM actuator model before installation and test the system after fitting the cartridge to confirm correct operation.

## FAQ

### How much does the Thermostatic Element Danfoss AB-QM (DWZ) cost, and is it available for purchase?

The price is 49.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 07.07.2026 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 DANFOSS 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 DANFOSS 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

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