Ranco O11-1711 High Pressure Cut-Out Control SPST 150-450 PSIG 36" Capillary

The Ranco O11-1711 is an O Series single-function high pressure cut-out control designed for commercial refrigeration and HVAC applications. Featuring a SPST switch that opens on high pressure with automatic reset, this control reliably protects refrigeration systems from damaging high-side pressure conditions.

Key Specifications:

• Pressure Range: 150 to 450 PSIG
• Differential Range: 40 to 150 PSI (adjustable)
• Switch Type: SPST — Opens High / Closes Low
• Reset: Automatic
• Capillary Length: 36 inches
• Pressure Connection: 1/4" SAE Male Flare Nut
• Enclosure: NEMA 1 with non-conductive cover

Key Features:

• Super Cap® capillary protection system for added durability
• Laser-welded bellows for extended service life
• Heavy-duty plated steel frame for rugged reliability
• Front-located captive cover screw for easy access
• Large, easy-to-read scale plate
• Raised and fully accessible screw terminals for simplified wiring
• Universal mounting with compact design
• Vibration cone absorbs and reduces vibration away from the brazed joint

Refrigerant Compatibility:

• Originally designed for R-12, R-22, and R-502
• Compatible with modern refrigerants including R-134A, R-401A, R-401B, R-402A, R-402B, R-403A, R-403B, R-404A, and R-410A

Cross-Reference / Replaces: Johnson Controls P70CA-95, P70CA-99, P70CA-100, 4P10, P70CA-14, P70CA-2, 4P10A

The Ranco O11-1711 offers maximum application flexibility across a wide range of commercial refrigeration systems, making it a trusted choice for HVACR technicians and maintenance professionals.