24v Zone Valve Advantages
Low Voltage Safety: 24V safe voltage is used, which is more secure to use, especially suitable for residential and commercial environments.
Energy Efficient: Accurately control the flow of each area, realize zoned heating/cooling, and effectively save energy.
Reliable Performance: The electric drive responds quickly and operates stably, suitable for long-term continuous work.
Compact Design: Compact structure, easy installation, suitable for pipeline systems with limited space.
Durable Construction: High-quality valve body materials, corrosion resistance, high temperature resistance, long service life.
Low Maintenance: Reasonable design, low failure rate, low maintenance cost.
Versatile Applications: Widely used in HVAC, water treatment and industrial liquid control systems.


Product Parameters
Body material: WCB
Stem and valve core material: 304 stainless steel
Sealing material: Polytetrafluoroethylene, Ethylene Propylene Diene Monomer
Valve closed state: Stem moves upward to close (two - way)
Nominal pressure: PN16/PN25
Working medium: Water, non - corrosive liquid
Fluid temperature: - 30 ~ 130℃
Flange standard: GB/T 9124.1 PN16/PN25
Leakage rate: Two - way: ≤0.01% Kvs, Three - way: ≤0.02% Kvs
Flow characteristics: Two - way: Equal percentage; Three - way: Straight - through: Equal percentage; Bypass: Linear
| Product Model | Valve Type | Nominal Diameter (DN) | Connection Method | Kv Value | Stroke | Overall Dimensions | Maximum Closing Differential Pressure [kPa] |
Maximum Closing Differential Pressure [kPa] |
Maximum Closing Differential Pressure [kPa] | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L | B | C | D | H1 | H2 | G | H | d | |||||||||
| DDF - C - X250F | Two - way | 50 | Flange | 32 | 20 | 230 | ∅165 | ∅125 | ∅10 | ---- | 115 | 96 | 156 | 4×∅19 | 1000 | -------- | -------- |
| DDF - C - X265F | Two - way | 65 | Flange | 48 | 20 | 290 | ∅185 | ∅145 | ∅10 | ---- | 145 | 96 | 170 | 4×∅19 | 800 | -------- | -------- |
| DDF - C - X280F | Two - way | 80 | Flange | 65 | 20 | 310 | ∅200 | ∅160 | ∅10 | ---- | 155 | 96 | 176 | 8×∅19 | 600 | -------- | -------- |
| DDF - C - X2100F | Two - way | 100 | Flange | 135 | 40 | 350 | ∅220 | ∅180 | ∅14 | 211 | ---- | 115 | 221 | 8×∅19 | -------- | 1000 | 1600 |
| DDF - C - X2125F | Two - way | 125 | Flange | 150 | 40 | 400 | ∅250 | ∅210 | ∅14 | 230 | ---- | 115 | 233 | 8×∅19 | -------- | 800 | 1200 |
| DDF - C - X2150F | Two - way | 150 | Flange | 165 | 40 | 480 | ∅285 | ∅240 | ∅14 | 279 | ---- | 115 | 270 | 8×∅23 | -------- | 600 | 1000 |
| DDF - C - X350F | Three - way | 50 | Flange | 34 | 20 | 230 | ∅165 | ∅125 | ∅10 | ---- | 115 | 96 | 156 | 4×∅19 | 250 | -------- | -------- |
| DDF - C - X365F | Three - way | 65 | Flange | 54 | 20 | 290 | ∅185 | ∅145 | ∅10 | ---- | 145 | 96 | 170 | 4×∅19 | 200 | -------- | -------- |
| DDF - C - X380F | Three - way | 80 | Flange | 67 | 20 | 310 | ∅200 | ∅160 | ∅10 | ---- | 155 | 96 | 176 | 8×∅19 | 150 | -------- | -------- |
| DDF - C - X3100F | Three - way | 100 | Flange | 135 | 40 | 350 | ∅220 | ∅180 | ∅14 | ---- | 170 | 115 | 221 | 8×∅19 | -------- | 250 | 350 |
| DDF - C - X3125F | Three - way | 125 | Flange | 150 | 40 | 400 | ∅250 | ∅210 | ∅14 | ---- | 200 | 115 | 233 | 8×∅19 | -------- | 200 | 250 |
| DDF - C - X3150F | Three - way | 150 | Flange | 165 | 40 | 480 | ∅285 | ∅240 | ∅14 | ---- | 240 | 115 | 270 | 8×∅23 | -------- | -------- | 200 |
FAQ
Q: What are the advantages of the valve diameter and flow rate compared with similar products?
A: This product adopts an optimized diameter design, with a larger flow rate, smaller flow resistance, and higher control efficiency.
Q: Can it be used in high-temperature or corrosive liquid systems?
A: The valve body material is corrosion-resistant and high-temperature resistant, suitable for most heating and water treatment systems. Please refer to the technical parameters for details.
Q: How long is the service life of the product? Does it require frequent maintenance?
A: The valve structure is stable, the electric drive part has a long service life, and it almost does not require daily maintenance, and the maintenance cost is low.
Q: What sizes or models are available? Does it support customization?
A: We provide standard models with a variety of diameters and interface forms, and can also provide customized services according to needs.
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