The P36W Gauge Pressure Switch from UE Precision Sensors is designed for applications that demand highly accurate pressure monitoring in clean gas environments. Built to measure pressure above atmospheric levels, the P36W delivers dependable switching for control, alarm, and shutdown functions in critical systems.
With its compact design, ultra-clean construction, and high repeatability, the P36W is an excellent choice for semiconductor manufacturing, specialty gas delivery, and other precision-driven applications.
Features
P36W Gauge Pressure Switch Features & Benefits
- Designed for High-Purity Gas Environments - The P36W is engineered specifically for clean gas systems, helping reduce contamination risks while maintaining system integrity.
- Highly Accurate & Repeatable Performance - A negative-rate belleville spring mechanism enables stable switching points and long-term repeatability, even in demanding applications.
- Tamper-Resistant Factory Calibration - Each unit is pre-set and sealed at the factory to prevent unauthorized adjustments and ensure consistent operation.
- All-Welded Construction for Leak Prevention - The welded design minimizes potential leak paths and enhances durability in critical processes.
- SIL 3 Safety Capability - Supports safety instrumented systems requiring high levels of reliability and risk reduction.
- Clean Materials & Compliance
- 316L stainless steel wetted components
- RoHS and REACH compliant
- Smooth internal finish for contamination-sensitive processes
Specifications
P36W Gauge Pressure Switch Specifications & Technical Details
| P36W | |
| Available Settings | 2.5 to 30 psig |
| Deadband | 1.0 psi + 6% of Setting |
| Repeatability | 0.3 psi + 2% of Setting |
| *Internal Volume | 1.06 CC |
| **Proof Pressure | 0 psia 25 psig |
| **Operating Temp. Range | 0 to 130 F |
| Finish | 5 Ra |
| Wetted Materials | 316L per F20 |
| Media Connections | 1/4 end seal type, 1.125 C Seal |
| Electrical Connections | Free Leads or Crimp Type Connectors |
| Min. Operating Life | 5 million cycles |
| Approvals | UL, CE, ISO 13849 |
| Warranty | 36 Months |
*With 1/4 male end seal type
**Higher proof pressures available
Applications
P36W Gauge Pressure Switch Applications & Use Cases
- Semiconductor Manufacturing - Maintains strict pressure thresholds in ultra-clean gas delivery systems where contamination control is critical.
- Specialty Gas Systems - Provides reliable monitoring and protection in gas cabinets, distribution panels, and process lines.
- Aerospace & Defense - Supports high-performance systems requiring dependable pressure control and rugged construction.
- OEM Equipment Integration
A strong fit for compact system designs where precision, repeatability, and low internal volume are essential.
Pressure switches like the P36W are widely used to protect equipment, ensure process stability, and support automated control systems.
Q & A
P36W Gauge Pressure Switch Q & A
Yes. The P36W is SIL 3 capable, meaning it can be used in safety instrumented systems that require a high level of reliability and risk mitigation.
Downloads
Download W Series High Purity Pressure Switches for Clean Gas Applications Catalog
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