4 Way Reversing Valves (DSF-4) Used in Air Conditioner

**Product Specifications: DSF-4 4-Way Reversing Valve** **Model Number:** DSF-4 **Power Supply:** AC Solenoid Valve **Usage:** Refrigerant Control **Standards:** GB (Chinese National Standard) **Application:** Suitable for both industrial and household use, such as heat pump air conditioners, defrost switches in refrigerators and dehumidifiers, and energy-saving defrost systems in freezers and showcase windows. **Automation:** Fully automated operation **Certifications:** RoHS, TUV, UL, CE **OEM Model:** Available for each reversing valve **Trademark:** Tianda **Specification:** 505 x 355 x 215 mm **Origin:** Chuzhou, China **HS Code:** 8481.80.2910 **Technical Requirements:** - **Nominal Capacity:** 4.0 kW - **Suitable Power:** 0.75 - 1.5 HP - **Port Size:** 8.0 mm - **High-Pressure Side Port Size (inches):** 5/16", 3/8" - **Low-Pressure Side Port Size (inches):** 3/8" - **Internal Leakage:** ≤ 1.0 L/min - **Applicable Refrigerants:** R22, R407C, R134a, R410A - **Maximum Working Pressure:** - R22, R407C, R134a: 3.0 MPa - R410A: 4.15 MPa - **Operating Pressure Differential:** Max: 2.5 / 3.1 MPa, Min: 0.2 MPa - **Matched Coil Voltage:** AC 24V, AC 100V, AC 115V, AC 120V, AC 220V / 240V, AC 277V (50Hz / 60Hz), DC 24V - **Maximum Temperature for Coil (5-8W):** 130°C - **Applicable Fluid Temperature:** -20°C to 120°C - **Ambient Temperature Range:** -20°C to +55°C **Catalog Table:** | Catalog No. | Port Size (mm) | Connection (inch) | O.P.D (MPa) | Internal Leakage (ml/min) | Power (TON) | |-------------|----------------|-------------------|-------------|---------------------------|-------------| | DSF-4U | Φ8 | 5/16, 3/8 | 3.0 / 4.15 | <1000 | 0.75–1.5 | | DSF-4 | Φ8 | 5/16, 3/8 | 3.0 / 4.15 | <1000 | 0.75–1.5 | | DSF-9U | Φ11.1 | 3/8, 5/16 | 3.0 / 4.15 | <1500 | 0.75–2 | | DSF-9 | Φ11.1 | 3/8, 5/16 | 3.0 / 4.15 | <1500 | 0.75–2 | | DSF-11 | Φ11.5 | 3/8, 1/2 | 3.0 / 4.15 | <2000 | 2–4 | | DSF-11U | Φ11.5 | 3/8, 1/2 | 3.0 / 4.15 | <2000 | 2–4 | | DSF-20 | Φ15.5 | 1/2, 5/8 | 3.0 / 4.15 | <4000 | 2–8 | | DSF-20U | Φ15.5 | 1/2, 5/8 | 3.0 / 4.15 | <4000 | 2–8 | | DSF-38 | Φ20 | 5/8, 3/4, 7/8 | 3.0 / 4.15 | <6000 | 6–12 | | DSF-48 | Φ26 | 7/8, 1-1/8 | 3.0 / 4.15 | <8000 | 8–20 | | DSF-140 | Φ41 | 5/16, 12/8 | 3.0 / 4.15 | <10000 | 40 | | DRHF-4 | Φ8 | 3/8 | 3.0 / 4.15 | <1000 | 0.75–1.5 | | DRHF-9 | Φ11 | 1/2 | 3.0 / 4.15 | <1500 | 0.75–3 | | DRHF-20 | Φ15.5 | 5/8 | 3.0 / 4.15 | <4000 | 2–8 | | DRHF-38 | Φ20 | 7/8 | 3.0 / 4.15 | <6000 | 6–12 | | DRHF-48 | Φ26 | 1-1/8 | 3.0 / 4.15 | <8000 | 8–20 | **Coil Options:** - **Inserted Coil:** AC 220V, AC 115V–120V, AC 100V–110V, AC 24V, AC 220V–240V - **Wire Coil:** AC 220V, AC 115V–120V, AC 100V–110V, AC 24V, AC 220V–240V, AC 265V–277V **Product Images:** [Image 1](http://i.bosscdn.com/uploads/4b/45/27/e579dfa61923193f1e9d815892.jpg) – 4 Way Reversing Valve used in Air Conditioner [Image 2](http://i.bosscdn.com/uploads/c6/9c/dc/b4e83c1e47de3babf94134af13.jpg) – 4 Way Reversing Valve used in Air Conditioner [Image 3](http://i.bosscdn.com/uploads/f0/61/d7/c9a08b6ce45f94d36d36f8fdac.jpg) – 4 Way Reversing Valve used in Air Conditioner [Image 4](http://i.bosscdn.com/uploads/63/46/80/5fb7b2d1750762e58e641dc3cd.jpg) – 4 Way Reversing Valve used in Air Conditioner [Image 5](http://i.bosscdn.com/uploads/c5/80/ce/cc3af69ec1053e4ab729dd0ba8.jpg) – 4 Way Reversing Valve used in Air Conditioner This product is ideal for a wide range of applications, including residential and commercial HVAC systems. It ensures reliable performance under various operating conditions, making it a versatile and durable choice for engineers and installers alike.

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