UNITED ELECTRIC CONTROLS H100-191 PRESSURE SWITCH 10-100 PSI RANGE (WL15-2)

Description:

The United Electric Controls H100-191 Pressure Switch is used in industrial process control systems to monitor pressure and provide automatic electrical switching when preset pressure levels are reached. Commonly installed in pumps, compressors, hydraulic systems, water treatment equipment, fuel systems, and industrial automation applications requiring reliable pressure monitoring and equipment protection. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of existing pressure sensing and control systems. The H100-191 features an adjustable pressure range of 10 to 100 PSI and is part of the rugged 100 Series switch family.

Applications:

The United Electric Controls H100-191 Pressure Switch is commonly used in pump protection systems, compressor control circuits, process pressure monitoring, hydraulic power units, fire suppression systems, and industrial safety interlocks. The switch utilizes a welded 316 stainless steel diaphragm sensing element to detect pressure changes and actuate electrical contacts for alarms, shutdown functions, and automatic process control, helping maintain safe and efficient operation of critical industrial equipment. 

Technical Specifications:

• Brand: United Electric Controls
• Part Number: H100-191
• Product Type: Pressure Switch
• Series: 100 Series
• Switch Type: Electromechanical Pressure Switch
• Pressure Range: 10 to 100 PSI
• Pressure Range Metric: 0.69 to 6.89 Bar
• Deadband: 1 to 8 PSI
• Function: Pressure Monitoring and Control
• Sensing Element: Welded 316 Stainless Steel Diaphragm
• Wetted Material: 316 Stainless Steel
• Output Contacts: SPDT Snap-Action Switch
• Contact Rating: 15A @ 125/250/480 VAC
• Setpoint Adjustment: Internal Adjustment with Reference Scale
• Process Connection: 1/2 in. FNPT
• Enclosure Type: NEMA 4X Weatherproof Housing
• Housing Material: Epoxy-Coated Die-Cast Aluminum
• Overrange Pressure: 1500 PSI
• Proof Pressure: 2500 PSI
• Repeatability: ±1.5% of Range
• Approvals: UL, cUL, CE
• Suitable for Air, Gas, Oil, Water, and Compatible Fluids
• Designed for Alarm and Shutdown Applications
• Compatible with Pumps, Compressors, and Process Equipment
• Intended for OEM Equipment and Replacement Installations
• Engineered for Continuous-Duty Industrial Service

Common Replacements:

• United Electric Controls H100-194 Pressure Switch
• United Electric Controls H100-188 Pressure Switch
• United Electric Controls H100-534 Pressure Switch