Product Description
QPM11-NO NC Air Compressor Pressure Switch Pneumatic Diaphragm Type Adjustable NO/NC Pressure Controller
QPM11-NO NC Air Compressor Pressure Switch Pneumatic Diaphragm Type Adjustable NO/NC Pressure Controller
1.NOTE
The pressure switch supports normally open (NO) and normally closed (NC) modes. Pressure adjustments can be made using the central hex key located between the terminal connections.
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Default Configuration:
· Pressure Range: 0.02~1 MPa (adjustable)
· Connection Type: PT1/8, PT1/4 Internal and External Threads
· Working Medium: Compressed air
· Operating Voltage: AC110V, DC12V, DC24V
Optional Features:
· Custom thread specifications (e.g., G1/2, G1/4)
2.Parameters
Parameter | QPM11-NO | QPM11-NC | QPF-1 |
Medium | Compressed Air | Compressed Air | Compressed Air |
Pressure Range | 0.02~1MPa | 0.02~1 MPa | 0.02~1MPa |
Ambient & Medium Temperature | -5~60°C | -5~60°C | -5~60°C |
Working Type | Adjustable Pressure | Adjustable Pressure | Adjustable Pressure |
Installation Type | External Thread | External Thread | External Thread |
Port Size | PT1/8 (Customizable threads available) | PT1/8 (Customizable threads available) | PT1/8 (Customizable threads available) |
Working Voltage | AC 110V, AC 220V, DC 12V, DC 24V | AC 110V, AC 220V, DC 12V, DC 24V | AC 110V, AC 220V, DC 12V, DC 24V |
Max Working Current | 500mA | 500mA | 500mA |
Max Power | 100VA, 24VA | 100VA, 24VA | 100VA, 24VA |
Insulation Voltage | 1500V, 50V | 1500V, 50V | 1500V, 50V |
Max Pulse Rate | 200 cycles/min | 200 cycles/min | 200 cycles/min |
Ingress Protection | IP54 | IP54 | IP54 |
3.Features
Customizable Pressure Adjustment
Adjust the pressure setting easily by turning the hex screw between the terminals. Counterclockwise rotation decreases pressure, while clockwise rotation increases it.
Flexible Configurations
Choose between Normally Open (NO) and Normally Closed (NC) based on system requirements.
Robust Design
Built with IP54 protection, ensuring resistance to dust and water splashes for reliable operation in various environments.
Wide Application Range
Ideal for CNC machines, medical equipment, automated production lines, and air source systems.
4.Applications
CNC Machines: Precision pressure control for enhanced automation in CNC operations.
Medical Equipment: Reliable pressure switching to ensure safety and efficiency in medical systems.
Automated Production Lines: Seamless pressure regulation for consistent and efficient production processes.
Air Source Equipment: Perfect for maintaining optimal pressure levels in air systems.








5.FAQs
1. How do I adjust the pressure setting on the QPM11 switch?
Simply turn the hex screw between the terminals. Rotate counterclockwise to decrease the pressure or clockwise to increase it.
2. Is this pressure switch compatible with liquids?
No, it is specifically designed for use with compressed air and is not suitable for other mediums.
3. Can the QPM11 be used outdoors?
Yes, with an IP54 rating, the switch is resistant to dust and water splashes, making it suitable for outdoor environments.

About Prime Living
Prime Living is a Canadian online store offering a carefully selected range of quality products for home, automotive, tools, outdoor living, electronics and more.
We are committed to fast order processing, secure packaging and reliable tracked shipping to provide an excellent shopping experience.
Shipping policy
We carefully handle each order to ensure your package arrives quickly and safely. Please note that factors such as weather, postal traffic, or carrier performance may occasionally cause delays beyond our control.
We provide free shipping and dispatch all orders within 2 business days of payment, often sooner. All shipments are sent via international express air shipping, with a tracking number provided so you can follow your order every step of the way.
. Please provide a physical address, as we do not ship to P.O. Boxes.
Returns
Your satisfaction is important to us. Hexlight offers a 14-day Free return policy: if you are not fully satisfied with your purchase, you may request either a full refund or an exchange. All return shipping costs are fully covered by us.
Condition
Brand New
Shipping
This item is shipped directly from our supplier in China with tracking.