مستشعر الأسطوانة qaz 21 مع قابس De Dietrich JJX000965040

This cylinder sensor QAZ 21 comes with a plug for easy installation, providing accurate temperature monitoring for your heating system. As a vital part of boiler control, it helps regulate water temperature and improve energy efficiency. Whether you are upgrading an existing sensor or replacing a faulty one, this component ensures reliable performance and consistent comfort.