Overview
The Micro Pneumatic Logic MPL 20-94 is a miniature pressure sensor engineered for accurate measurement and control in low-pressure environments. This sensor is part of the MPL 500 Series, renowned for its reliability and versatility in low-pressure sensing environments. For over 35 years, MPL has specialized in unique miniature pressure switch solutions to the world’s leading manufacturers. The 20-94 is designed for integration into systems where space is critical and precision pressure sensing is essential.
Key Features
- Wide Pressure Range: Capable of detecting pressures from as low as 0.05 inches of water to 20 PSI, making it suitable for diverse applications.
- Compact Miniature Design: Its miniature size allows for easy integration into systems where space is limited.
- Versatile Port Options: Available with parallel or perpendicular ports, as well as NPT fittings, to accommodate various installation requirements.
- High Sensitivity & Accuracy: Ensures precise pressure monitoring, essential for critical control applications.
- Durable Construction: Built with high-quality materials to withstand demanding operational conditions.
Technical Specifications
- Pressure Range: 0.05 inches of water to 20 PSI
- Series: MPL 500 Series
- Sensor Type: Miniature pressure sensor
- Port Configuration: Available in parallel and perpendicular orientations
- Fitting Options: NPT thread fittings
- Electrical Output: Switch action with snap-action switching
- Applications: Industrial automation, motion control, HVAC, pneumatic systems
Typical Applications
- Pneumatic system pressure monitoring and control
- Industrial motion control feedback
- Low-pressure air proving in HVAC systems
- Automated machinery and process control
- Appliance and equipment pressure sensing
- Critical circuit monitoring where precision pressure-to-electric conversion is required
Compatibility & Replacements
Compatible With
- Pneumatic and fluid pressure control systems
- Industrial automation controllers and logic systems
- Motion control and actuator feedback circuits
- HVAC equipment and appliance manufacturers’ OEM platforms
- Low-pressure sensing applications up to 20 PSI
Replaces / Drop-In Replacement For
The MPL 20-94 is a standard production model from Micro Pneumatic Logic’s 500 Series lineup. Verify specific replacement compatibility with your system integrator or original equipment documentation before ordering.
Works With
- Pneumatic and hydraulic control systems
- Direct pressure-to-switch electrical interfaces
- Relay and logic controller feedback circuits
- OEM integrated control systems in HVAC, appliances, and industrial equipment
- Solid-state relay interfaces for higher-load switching applications

