1 Inch Motorized Valve DN25 Moderate Flow For HVAC Water Purification
motorized valve 1 inch DN25 with moderate flow performance, for residential HVAC, water purification and irrigation application.
Description
1. Product Overview
The motorized valve 1 inch (DN25) is a highly versatile automated valve suited for residential and light‑commercial applications. Its forged body is precision‑manufactured, and an electric actuator drives the ball through a 90° on/off cycle. A manual override permits local emergency operation, while an optional spring‑return mechanism provides fail‑safe closure upon power loss.
The valve accepts both NPT and BSP threads – the most common standards worldwide. With a bore size that sits between 3/4″ and 2″, it delivers a balanced flow capacity that avoids the bottlenecks of smaller diameters and the oversizing cost of larger ones. This makes it an ideal choice for HVAC, water purification, agricultural irrigation, and various packaged equipment and engineering projects.
2. Materials & Technical Specifications
| Parameter | Detail |
|---|---|
| Nominal size | 1 inch (DN25) |
| Connection thread | BSP / NPT female |
| Body material | Brass / SS304 / SS316 stainless steel |
| Supply voltage | DC12V/24V, AC110V/120V/220V |
| Control wiring | 2‑wire basic / 5‑wire with position feedback |
| Key characteristics | Moderate flow capacity, tailored for residential and light‑commercial duty |
| Optional features | Manual override, spring‑return fail‑safe |
| Working pressure | 0.1–1.6 MPa |
| Medium temperature | 0–95°C |
| Applicable media | Drinking water, hot circulating water, irrigation clean water, mildly corrosive fluids |
3. Application Scenarios
Typical uses include whole‑house water‑purification systems, main floor‑heating loops, fan‑coil unit supply lines for central air‑conditioning, medium‑sized garden irrigation, commercial water boilers, RV main water lines, small boiler feedwater, laboratory medium‑flow tubing, and light‑duty water‑treatment equipment.
4. Real‑World Project
ClimaTech Srl in Milan, Italy, has employed this valve in apartment underfloor heating main circuits for their HVAC projects. The moderate flow rate ensures adequate circulation in each heating loop, with quiet, stable operation and minimal throttling noise or local underheating issues. For basic on‑off control in standard HVAC units, the 2‑wire motorized valve 1 inch is selected to simplify wiring and keep manufacturing costs in check.
5. Selection Guide & Distinctive Strengths
The primary strength of this valve lies in its well‑balanced flow capacity – the “sweet spot” for residential and light‑commercial use, ensuring sufficient delivery for multiple points while keeping pressure drop within reasonable limits under typical municipal water pressures.
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For projects where a central control system needs to read the valve’s actual open/closed status → choose the 5‑wire motorized valve 1 inch.
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For mildly corrosive media or high‑standard drinking‑water applications → prefer the stainless‑steel body (stainless steel motorized valve 1 inch).
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For unattended irrigation or feedwater lines → configure with the spring return motorized valve 1 inch for automatic shut‑off on power failure, minimising spill risks.
The product holds CE and RoHS export certifications; the actuator is rated IP54, suitable for damp environments like equipment rooms and cabinets. Customisation options include voltage, thread standard, and body material. Each shipment comes with English wiring manuals, dimensional drawings, and pressure test reports – facilitating equipment certification and project acceptance for overseas manufacturers. Bulk stock is readily available, and separate replacement actuators can be supplied to reduce future maintenance costs without full valve replacement.
