Airtac 4H Manual Valve 4H330E08
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 4H330E08 Manual Valve Technical Specifications
- Model: 4H330E08 (4H Series Manual Valve)
- Type: 3-position detent, 4-way manual directional control valve
- Port configuration: P (pressure), A/B (actuator ports), R/S (exhaust)
- Port size: G1/4 (BSPP thread) / Optional NPT1/4
- Operating pressure range: 0.15–0.8 MPa (21.7–116 PSI)
- Max flow rate: 750 L/min (Cv=1.3 at 0.5 MPa)
- Valve body material: Anodized aluminum alloy
- Seal material: NBR (Nitrile) standard / Optional FKM
- Operating temperature: -20℃ to 80℃ (-4°F to 176°F)
- Weight: 320g ±5% (including handle)
- Dimensions: 54mm(W) × 54mm(H) × 128mm(L)
- Mounting: Sub-base compatible (ISO 5599-1 standard)
- Manual override: Lockable rotary handle with 3 positions
- Leakage: <0.1 mL/min under max pressure
Industrial-grade manual valve featuring spring-centered neutral position and positive mechanical detents. The ergonomic T-handle provides 180° rotation with tactile feedback, while the hard-coat anodized body resists chemical corrosion. Designed for systems requiring manual override or non-electrical control.
- Emergency stop circuits in production lines
- Manual mode override in automated machinery
- Pneumatic training equipment and educational setups
- Mobile hydraulic/pneumatic systems without power access
- Safety interlocks in press machines
Operation guidance:
Rotate handle clockwise for Port A output (Position 1), counter-clockwise for Port B output (Position 3).
Center position (Position 2) blocks all ports. Apply 20-30N force for smooth detent engagement.
- Use with 40μm filtered, lubricated or non-lubricated air
- Mount in vibration-free location using M5 mounting screws
- Maintain minimum 50mm clearance around handle rotation arc
- For vertical mounting, orient exhaust ports downward
| Property | Property Value |
|---|---|
| sku | 4H330E08 |
| 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.