Caleffi 1/2" Water Flow Sensor (Flow Turbine) – Ferroli Combi Boiler Compatible – 39804220 – Made in Italy

Product Description

The Caleffi 1/2 inch water flow sensor (flow turbine) is an important component that detects water movement in combi boiler systems and starts the appliance’s hot water circuit. Made in Italy, this sensor offers long-lasting, reliable performance with superior workmanship. It is fully compatible with Ferroli boilers, and its brass body makes it resistant to high temperature and pressure.

Compatible Combi Boiler Brand

• Ferroli boilers

Technical Specifications

• Product Code: 39804220
• Brand: Caleffi
• Country of Manufacture: Italy
• Connection Size: 1/2 inch
• Material: Brass body and plastic sensor connection
• Function: Detects hot water flow and makes the boiler start
• Application: Combi boiler hot water flow line

Product Advantages

• High quality and durability, made in Italy
• Detects water flow precisely
• Starts the boiler’s hot water circuit correctly
• Easy installation with its 1/2 inch connection size
• Brass construction resistant to high temperature and pressure

Usage Information

The water flow sensor (flow turbine) detects water movement when a tap is opened and starts the boiler’s hot water production. When it is faulty, the hot water circuit may not work. Replacing the part restores system efficiency and comfort.

With Yedepa Quality

Yedepa offers quality, reliability and supply from stock for Caleffi-brand combi boiler spare parts made in Italy. All sensor and turbine assemblies compatible with Ferroli boilers are sourced in line with service standards.

Frequently Asked Questions

What does the Caleffi water flow sensor (flow turbine) do?

It detects water movement when a tap is opened and starts the boiler’s hot water circuit.

Which combi boilers is this flow turbine compatible with?

It is manufactured to be compatible with Ferroli boilers.

What is the original code of the Caleffi flow turbine?

The original code is 39804220; the Yedepa product code is 77890006004. It is a part made in Italy.

What happens to the boiler if the flow turbine fails?

When the sensor is faulty, the hot water circuit may not work. Replacing the part restores system efficiency.

Can I buy regularly with an invoice as a service company/technician?

Yes, all our sales are invoiced. All orders, including those from service companies and technicians, are placed directly through our website.

How do I track my shipment after ordering?

Your shipment tracking number is sent to your e-mail and phone after ordering; you can follow its status in the “Where Is My Shipment?” section.

Can I return or exchange the product?

Yes. Under Consumer Protection Law No. 6502 you have the right of withdrawal/return within 14 days of delivery. To avoid ordering the wrong model, we recommend that you verify compatibility before ordering. Details are on our “Delivery, Returns and Exchanges” page.

What payment and installment options are available?

You can pay by debit/credit card and Tosla, and take advantage of installment/credit options through Fibabanka and Akbank. Current options are listed on our “Payment Options” page.

Where is Yedepa located and how is delivery made?

Yedepa is an e-commerce site; orders are placed through yedepa.com and shipped to your address by courier from our warehouses across Turkey and from our contracted suppliers. Our head office is at Cennet Mah. 2. Yavuz Selim Cad. No:68/A, Küçükçekmece / İstanbul.