Airtac 4H Manual Valve 4H330C-08
2、Spool-type structure provides excellent sealing performance, compact dimensions, lightweight design, and tool-free assembly/disassembly;
3、Bore surfaces processed with specialized techniques for reduced friction resistance and extended service life;
4、Lubrication-free operation eliminates maintenance requirements;
5、Panel-mount capability with simplified installation and multiple configuration options to fulfill diverse application needs.
Category: Manual Valves , Brand: AIRTAC , Series: 4H
AirTAC 4H330C-08 Manual Valve Technical Specifications
- Model: 4H330C-08
- Type: 3-position, 4-way manual directional valve
- Operation method: Mechanical lever actuation
- Port configuration: P (pressure), A/B (actuator ports), R/S (exhausts)
- Port size: PT1/8 (G1/8 optional)
- Max operating pressure: 1.0 MPa
- Proof pressure: 1.5 MPa
- Flow capacity: 750 L/min (ANR)
- Ambient temperature range: -5℃ to 60℃
- Seal material: NBR (Nitrile), optional Viton available
- Body material: Aluminum alloy (anodized surface)
- Manual force: ≤35N
- Weight: 340g ±5%
- Dimensions: 78mm(L) × 32mm(W) × 42mm(H)
- Mounting style: Sub-base or direct piping
- Protection rating: IP40 (dust protected)
Industrial-grade manual override valve with positive center position detent, designed for precise pneumatic circuit control in environments requiring manual intervention. Features double-sealing structure with wear compensation and anti-vibration lever lock mechanism. Compatible with ISO 15407-1 standards.
- Emergency override in automated production lines
- Maintenance bypass in plastic injection molding machines
- Manual mode operation for pneumatic press safety systems
- Educational/training equipment for pneumatics labs
- Mobile hydraulic/pneumatic hybrid systems
Installation notes:
Lubricate pivot points with ISO VG32 hydraulic oil before initial use.
Ensure exhaust ports face downward when mounted vertically.
Use PTFE tape on pipe threads with ≤0.7Nm tightening torque.
| Property | Property Value |
|---|---|
| sku | 4H330C-08 |
| Position | 5-port 3-position |
| Port Size | PT1/4 |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.