Ceramic valve 12015639 for Siemens EQ 6

What a ceramic valve is and what it's for

The ceramic valve controls the flow of water or steam in the internal circuit of the coffee machine. It opens and closes the path for the liquid at precisely defined moments of brewing, ensuring correct pressure and dosing of water or steam into the brewing unit or steam wand.

How to spot wear

Although ceramic sealing surfaces are durable, prolonged use or limescale buildup can cause them to wear out, crack, or jam. This shows up as water leaking from the machine, irregular or weak flow, unusual noise when the valve switches, or an error message on the machine's display.

When it's time for a replacement

A damaged valve disrupts the pressure in the system, resulting in poor-quality coffee, fluctuating temperature, or incomplete brewing. Ignoring the problem can put extra strain on other components in the circuit, such as the pump or heater, and lead to a more extensive failure.

How to choose the right part

• Check compatibility in the product table according to your coffee machine model.
• When replacing it, also inspect the nearby seals and hoses.
• If you're not sure of the exact valve version, compare the original part with the photo in the listing.

Compatible with

• EQ.6 TE607503DE Series 700
• EQ.6 TE607F03DE
• EQ.6 TE617503DE Series 700
• EQ.6 TE617F03DE
• EQ.6 TE657F03DE Plus
• EQ.6 TE657F09DE Plus
• EQ.6 TE657M03DE plus s700
• EQ.6 TE603501DE Series 300