Dunan DSF-9B 4-Way Air Conditioner Reversing Valve – 3/8" Inlet x 5/8" Outlet, 3.0 m³/h Flow, R410A/R32/R22 Compatible

Product Description

The Dunan DSF-9B model is a highly reliable, pilot-valve-controlled 4-way reversing valve used in split air conditioner and compact heat pump systems. With a 3/8" inlet and 5/8" outlet connection diameter, this model is fully compatible with common refrigerants such as R410A, R32 and R22. Especially when used with R22, it offers a maximum 30,500 BTU cooling/heating capacity, providing an efficient solution for small and medium-sized HVAC systems.

Key Features

• Stable flow control with 3.0 m³/h flow capacity
• Wide refrigerant compatibility: R410A, R32, R22, R407C, R134a, R290, R404A
• Pilot valve design for precise reversing
• Operating temperature range: -30°C ~ +135°C
• Maximum capacity (R22): 30,500 BTU ≈ 8.9 kW
• International certifications such as CE, PED, UL and IECEx

Technical Specifications

• Model: DSF-9B-2101
• Part Code: 240107001500
• Connections: Inlet: 3/8" – Outlet: 5/8"
• Flow (Kv): 3.0 m³/h
• Nominal Capacity (R410A): 8.8 – 12.5 kW
• Maximum Capacity (R22): 30,500 BTU (≈ 8.9 kW)
• Maximum Operating Pressure: 3.5 MPa
• Minimum Pressure Difference: 0.3 MPa

Compatible Refrigerants

R410A, R32, R22, R407C, R134a, R290, R404A

Applications

• Residential split air conditioning systems
• Medium-capacity heat pump systems
• Energy-efficient compact HVAC applications

Frequently Asked Questions

What does the Dunan DSF-9B 4-way valve do?

The DSF-9B is a pilot-valve-controlled 4-way reversing valve that switches between cooling and heating modes in split air conditioner and compact heat pump systems. It is used in residential split air conditioners and medium-capacity heat pump systems.

What are the original (OEM) part codes of the DSF-9B valve?

The equivalent/original codes of this valve are DSF-9B-2101 and 240107001500. If one of these codes is written on the part you have, the product is an exact match.

Which refrigerants does the DSF-9B work with and what is its capacity?

The DSF-9B is compatible with R410A, R32, R22, R407C, R134a, R290 and R404A. Its nominal capacity with R410A is 8.8 – 12.5 kW, and its maximum capacity with R22 is 30,500 BTU (≈ 8.9 kW).

What are the connection sizes of the DSF-9B valve?

The inlet connection is 3/8" and the outlet connection is 5/8". The flow capacity (Kv) is 3.0 m³/h and the maximum operating pressure is 3.5 MPa.

As a service company/technician, can I make invoiced and regular purchases?

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 the order; you can track its status in the “Where Is My Package?” section.

Can I return or exchange the product?

Yes. Under the 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 instalment options are available?

You can pay by bank/credit card and Tosla, and take advantage of instalment/credit options via 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 via 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, Kucukcekmece / Istanbul.