How do I know if this pressure gauge / thermometer is the one for my boiler?

Verify the reference 8718224344 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part. It is a Junkers/Bosch (original OEM) part.

The manometer/thermomanometer displays the pressure (and sometimes the temperature) of the circuit.

Is the needle not moving or indicating incorrectly?

Incorrect reading or needle stuck; check for air in the intake.

Which models is it suitable for?

Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.

Installation and recommendations

Check the thread/connection and bleed the pressure point.

What does refurbished mean and what coverage does it have?

Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

RefurbishedJunkers Pressure gauges - Aquastats

Pressure Gauge Junkers Cerastar ZWN24 7MFA Ref. 8718224344

Name: Pressure Gauge Junkers Cerastar ZWN24 7MFA Ref. 8718224344
Brand: Junkers
SKU: MPCZWN24
Price: 20 EUR
Availability: InStock

20 €VAT includedIn stock · 5 units

Manometer: refurbished spare part that displays the pressure of the boiler circuit. Useful if the needle does not move or shows incorrect pressure. Compatible with ZWBC 24-2 C23, ZWBC 24-2 C31, ZWBC 25-2 C23 (ref. 8718224344). Includes a one-year warranty and delivery within 2–4 working days in the EU.

Consult via WhatsApp

Not sure if it's your part? Send us a photo of the screen printing via WhatsApp and we'll confirm compatibility before you purchase.

Delivery in 2–4 working days

1-year warranty

14-day return

Technical support

Key Data

Reference: 8718224344
Brand: Junkers
Type of part: Pressure gauges - Aquastats
Available units: 5 units in stock
Status: Refurbished
Warranty: 1 year
Shipping: 2–4 working days (EU)
Return: 14 days

The same part (ref. 8718224344) equips these models. Verified compatibility; check the reference before purchasing.

Cerapur Comfort ZWBC

ZWBC 24-2 C23
ZWBC 24-2 C31
ZWBC 25-2 C23
ZWBC 25-2 C31
ZWBC 28-2 C23
ZWBC 28-2 C31
ZWBC 30-2 C23
ZWBC 30-2 C31

Cerapur / Cerapur Comfort ZSB-ZWB

ZSB 30-2 A23
ZSB 30-2 A31
ZSB 30-2 E23
ZSB 30-2 E31
ZWB 32-2 A23
ZWB 32-2 A31
ZWB 32-2 E23
ZWB 32-2 E31
ZWB 37-2 E23
ZWB 37-2 E31
ZWB 42-2 E23
ZWB 42-2 E31

Cerastar ZWN

ZWN 24-7 MFA 23
ZWN 24-7 MFA 31
ZWN 25-8 MFA 23
ZWN 25-8 MFA 31
ZWN 30-8 MFA 23
ZWN 30-8 MFA 31

Ceraclass Excellence ZSC-ZWC

ZSC 24-3 MFA
ZSC 28-3 MFK
ZSC 30-3 MFA
ZSC 35-3 MFA
ZWC 24-28 3 MFA
ZWC 28-28 3 MFK
ZWC 30-30 3 MFA
ZWC 35-35 3 MFA

How do I know if this pressure gauge / thermometer is the one for my boiler?: Verify the reference 8718224344 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part. It is a Junkers/Bosch (original OEM) part.
What is it used for?: The manometer/thermomanometer displays the pressure (and sometimes the temperature) of the circuit.
Is the needle not moving or indicating incorrectly?: Incorrect reading or needle stuck; check for air in the intake.
Which models is it suitable for?: Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.
Installation and recommendations: Check the thread/connection and bleed the pressure point.
What does refurbished mean and what coverage does it have?: Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.