Overview
The Whitman Controls P119G-10H-C52L pressure switch is a space-efficient, cost-effective pressure control component designed for indoor OEM and industrial applications. This zinc diecast body switch delivers reliable pressure monitoring and adjustment across a wide range of setpoints, making it suitable for HVAC, refrigeration, pneumatic systems, and general industrial control circuits.
Key Features
- Compact zinc diecast housing—ideal for tight mounting spaces
- Adjustable pressure setpoint range from 0.80 to 500 PSIG
- Operating pressure range: 4.5–100 PSI (31.03–689.48 kPa)
- 5A maximum electrical rating at 250VAC
- Wire lead termination for simple field installation
- 17-7 PH stainless steel capsule element for corrosion resistance
- Wide temperature operating range: −65°F to +225°F (−54°C to +107°C)
Technical Specifications
- Model: P119G-10H-C52L
- Manufacturer: Whitman Controls Corporation
- Electrical Rating: 5A max, 250VAC
- Operating Pressure Range: 4.5–100 PSI
- Setpoint Range: 0.80–500 PSIG (adjustable)
- Sensor Element: 17-7 PH stainless steel capsule (electric beam welded)
- Temperature Range: −65°F to +225°F (−54°C to +107°C)
- Connection: Wire leads (standard termination)
- Housing: Zinc diecast body
- Weight: 3 oz (approximately)
- Cycling: Standard industrial duty (3H/5H, 10H/25H, 50H options available)
- Proof Pressure: 150% of sensor capacity
- Certifications: Indoor use, OEM-rated
Typical Applications
The P119G-10H-C52L is widely used in:
- HVAC and refrigeration systems for compressor protection and cycle control
- Pneumatic equipment and tool circuits requiring pressure limiting
- Industrial hydraulic systems for load-sensing and pressure relief
- Medical equipment and X-ray tube systems (safety shutdown)
- OEM machinery where space constraints demand compact switch design
- General industrial control circuits requiring adjustable pressure monitoring
Compatibility & Replacements
Compatible With
- Standard 250VAC control circuits and relay systems
- Pneumatic and hydraulic system networks
- OEM equipment using wire lead pressure switches
- Industrial control panels and safety circuits
Replaces / Drop-In Replacement For
The P119G-10H-C52L directly replaces earlier P119G series models with identical electrical and pressure ratings. Verify compatibility with your system integrator before ordering if replacing different manufacturers’ products.
Works With
- Analog pressure gauges and digital pressure displays
- Programmable logic controllers (PLCs) via standard digital inputs
- Industrial relay and contactor circuits
- Pressure transducers for multi-point monitoring systems
- HVAC control modules and refrigeration management systems














