SANHUA TH-34U-DC Heat Pump Unit Reverse Valve

( Brand: Sanhua ), ( Manufacturer Part Number: TH-34U-DC ), ( Model: SHF. TH-34U-DC ), ( Part Type: Pump Valve ), ( Material: Brass )

Review SANHUA Heat Pump Unit Reverse Valve

The Sanhua TH-34U-DC reverse valve is a crucial component in the operation of a heat pump system, specifically designed for use with water-to-water heat pumps. This valve facilitates the reversal of the refrigerant flow, allowing the heat pump to function as an air conditioning unit during warmer months.

The TH-34U-DC reverse valve is a diaphragm type valve, which ensures reliable and efficient operation. The valve body is constructed from brass, known for its excellent corrosion resistance and durability, while the diaphragm is made from a high-quality elastomer material that can withstand the pressures and temperatures associated with heat pump operation.

The valve features an integrated solenoid, which is electronically controlled to open and close the valve as required for reversing the refrigerant flow. The solenoid is designed to be highly responsive, ensuring quick and accurate valve actuation for optimal system performance.

The Sanhua TH-34U-DC reverse valve is designed to operate within a wide temperature range, from -20 C to 80 C (-4 F to 176 F), making it suitable for use in various climate conditions. The valve also has a low pressure drop design, which minimizes the energy loss through the valve, contributing to improved system efficiency.

This reverse valve is also compact in size, with dimensions of 168mm (L) x 118mm (W) x 84mm (H), making it easy to install in even the most space-constrained applications. The valve is supplied with a standard 1/2" NPT thread connection, allowing for easy integration with most heat pump systems.

The Sanhua TH-34U-DC reverse valve is a high-performance, reliable, and efficient solution for reversing the refrigerant flow in water-to-water heat pump systems. Its robust construction, quick response time, and wide temperature range make it an excellent choice for both residential and commercial applications.

Sanhua TH-34U-DC heat pump reversing valve is a crucial component for operating a heat pump system in reverse mode for cooling. Let's discuss its pros and cons:

1. Energy Efficiency: This valve is designed to be energy-efficient, reducing energy loss and improving the overall performance of the heat pump system.

2. Compact Design: The TH-34U-DC reversing valve has a compact design, making it a popular choice for installations where space is limited.

3. Durability: Sanhua is known for manufacturing high-quality components, and the TH-34U-DC reversing valve is no exception. It is built to withstand the rigors of constant use in a heating and cooling application.

4. Easy Installation: The valve comes with clear installation instructions, making it relatively easy for experienced DIYers to install themselves.

1. Cost: The Sanhua TH-34U-DC reversing valve may be more expensive than some other models on the market.

2. Complexity: This valve is more complex than a standard three-way valve, which could make it more difficult for those without experience in working with reversing valves.

3. Compatibility: Ensure that this valve is compatible with your specific heat pump system before making a purchase.

In conclusion, the Sanhua TH-34U-DC reversing valve offers several advantages, including energy efficiency, compact design, durability, and easy installation. However, its higher cost and complexity might deter some buyers. Ultimately, if you require a reversing valve for your heat pump system and value energy efficiency and reliability, the Sanhua TH-34U-DC reversing valve is a solid choice.

If you are in the market for a reversing valve for your heat pump system, the Sanhua TH-34U-DC reversing valve is a well-regarded option that provides excellent performance and durability. While it may cost more than some other models, its energy efficiency and compact design make it a worthwhile investment for those who prioritize these features. Make sure to check compatibility with your specific heat pump system before making a purchase.

Details:

Part in new condition.

part #: th34u prices

• $78.00-$99.99

specifications wateheat:

• brand: Sanhua
• mpn: Th-34u-dc
• model: Shf. Th-34u-dc
• part type: Pump Valve
• material: Brass

offer wateheat:

• availability: In Stock
• started: May 5, 2026
• best offers: True
• quantity: 1
• sold: 0
• options: Ship-to-home

seller wateheat:

• rating: 100.0%
• # reviews: 316
• city: Staten Island, New York

returns wateheat:

• paid by: Buyer
• method: Money back
• time: 30 Days
• policy: Returns Accepted

payments wateheat:

• credit card: Diners-club
• other
• wallet: Apple-pay

general wateheat:

• Heating, Cooling Air > Water Heaters > Water Heater Parts
• condition: Open box

shipping wateheat:

• class: Standard
• service: USPS Ground Advantage
• cost: $9.69
• type: Calculated
• carrier: USPS
• transit: 4-11 Days