Airtac 4HV Manual Rotary Valve 4HV21008S
2、Large effective flow area ensures minimal pressure loss;
3、Dual installation options (panel mount with included nuts or bottom mount) for flexible configuration.
Category: Manual Rotary Valves | Brand: Airtac | Series: 4HV
AirTAC 4HV21008S Manual Rotary Valve Specifications
- Model: 4HV21008S
- Type: 3/2-way manual rotary valve (spring return)
- Port size: PT1/4 (G1/4 optional)
- Operating pressure: 0.2–1.0 MPa
- Manual override: 90° rotary operation with positive detent
- Weight: ~220g (including fittings)
- Dimensions: 52mm(L) × 32mm(W) × 68mm(H)
- Body material: Anodized aluminum alloy
- Seal material: High-grade NBR (nitrile rubber)
- Temperature range: -10℃ to 80℃
- Flow rate: 750 L/min (ANR)
- Response time: Instantaneous mechanical actuation
- Protection rating: IP54 (dust and splash resistant)
Robust manual override valve designed for emergency control and system debugging in pneumatic circuits. Features tactile position feedback and corrosion-resistant construction. The ergonomic rotary knob allows single-finger operation with clear ON/OFF indication. Compatible with ISO 15407-1 standards.
- Emergency stop override in production line pneumatics
- Maintenance bypass in automated assembly systems
- Manual mode switching for hydraulic test benches
- Process control override in semiconductor manufacturing
- Safety circuit isolation in cleanroom equipment
Installation note:
Mount in accessible locations for manual access. Apply thread sealant on port connections.
Maximum torque for knob rotation: 0.5 N·m. Lubricate pivot point annually with silicone grease.
| Property | Property Value |
|---|---|
| sku | 4HV21008S |
| Position | 4-way 2-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.