

Runxin F68D3 — Automatic Control Valve for Water Softening (up to 4.5 m³/h)
✅ Adjustable cycle duration and frequency
✅ Keypad lock function
✅ Auxiliary equipment connection (pumps, solenoid valves)
✅ Suitable for filters with 6"–18" diameter
✅ Color LED display
Description ...
⚙️ Runxin F68D3 — Automatic Control Valve for Water Softening (up to 4.5 m³/h)
Application
Runxin F68D3 is an automatic control valve with a flow meter, designed for managing water softening processes in residential and commercial water treatment systems. It automatically switches between filtration, backwash, brine draw, and fast rinse modes based on water consumption or preset time.
⚙️ Key Features
✅ Reliable disk-based design
✅ Adjustable cycle duration and frequency
✅ Keypad lock function
✅ Auxiliary equipment connection (pumps, solenoid valves)
✅ Suitable for filters with 6"–18" diameter
✅ Color LED display
⚙️ Technical Specifications
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✔️ Flow rate: up to 4.5 m³/h
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✔️ Inlet/outlet: 1" (male thread)
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✔️ Drain: 1/2" (male thread)
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✔️ Brine line: 3/8" (male thread)
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✔️ Mounting size: 2.5" - 8NPSM
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✔️ Riser pipe: 1.05" (26.7 mm)
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✔️ Working pressure: 0.15–0.6 MPa
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✔️ Water temperature: +5°C to +50°C
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✔️ Power supply: AC100–240V / 50–60Hz → DC12V / 1.5A
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✔️ Housing material: composite
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✔️ Weight: 2.5 kg
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✔️ Dimensions: 240×260×210 mm
Package Includes
✔️ Runxin F68D3 valve
✔️ Connection kit
✔️ User manual