Waircom UZAP 4 Soft-Start Solenoid Valve 24VDC Coil

Description:

The Waircom UZAP/U 4 Soft-Start Solenoid Valve is a pneumatic control valve designed to gradually pressurize compressed air systems and provide controlled startup operation in industrial automation and air preparation systems. Commonly installed in manufacturing machinery, pneumatic control panels, packaging equipment, assembly systems, and automated production lines requiring controlled air system pressurization. Maintenance technicians, machine builders, OEM manufacturers, and system integrators use this valve for pneumatic system upgrades, equipment protection, replacement of failed startup valves, and automation safety improvements.

Applications:

The Waircom UZAP/U 4 Soft-Start Solenoid Valve is commonly used in compressed air systems where gradual pressurization is required to protect pneumatic actuators, cylinders, valves, and downstream equipment from sudden pressure surges. Typical applications include automated production machinery, material handling systems, packaging equipment, industrial assembly lines, pneumatic control cabinets, and manufacturing facilities utilizing compressed air distribution networks. The valve progressively fills the circuit before automatically switching to full flow operation once system pressure reaches approximately 50–60% of the upstream pressure.

Technical Specifications:

• Manufacturer: Waircom
• Part Number: UZAP/U 4
• Product Type: Soft-Start Solenoid Valve
• Coil Voltage: 24VDC
• Port Size: G 1/4
• Pilot Port Size: G 1/8
• Maximum Operating Pressure: 10 Bar
• Flow Rate at 6 Bar ΔP=1 Bar: 500 Nl/min
• Fluid: Filtered compressed air
• Suitable for unlubricated or lubricated air systems
• Working Temperature Range: 0°C to +50°C
• Working Temperature Range with Dry Air: -10°C to +50°C
• Body Material: Anodized Aluminum Alloy
• Piston Material: Anodized Aluminum Alloy
• Seal Material: NBR Rubber
• Spring Material: Stainless Steel
• Mounting Type: Modular, In-Line, and Wall Mounting
• Adjustable Progressive Filling Control
• Automatic Full Flow Transition at 50–60% System Pressure
• Pneumatic Air Preparation and Startup Control Application

Common Replacements:

• SMC AV2000 Soft Start Valve
• Festo MS6-SV Soft Start Valve
• Norgren Soft Start Dump Valve