This Stewart Warner 5000 Series pressure switch closes a normally open circuit once system pressure reaches 100 PSI, a compact way to trigger a warning light or relay at a specific pressure threshold without the cost of a full gauge. A Kapton diaphragm gives it a broad operating range across air, oil, and fuel systems.

Stewart Warner M-SW76055 Technical Specifications:

• Factory set point of 100 PSI on a normally open circuit.
• 1/8 in. NPTF male thread for direct installation.
• Compatible with air, motor oil, transmission oil, and similar fluids.
• Kapton diaphragm design rated -40 F to +250 F.
• Corrosion-resistant brass body for long service life.