High-pressure pressure switch ALCO PS1-A5L, 4715136, 6 – 31 bar, automatic, differential pressure 2 – 15 bar, 1/4" SAE

The ALCO PS1-A5L is a high-performance, automatic-reset high-pressure pressure switch designed for precise pressure control in refrigeration systems, heat pumps, and industrial air conditioning systems . Thanks to its reliable switching mechanism and flexible adjustment options, it is ideal for a wide range of applications in the HVAC industry.

The switch offers a wide pressure range of 6–31 bar and an adjustable differential pressure of 2–15 bar , ensuring maximum adaptability to varying system conditions. The automatic reset saves maintenance time and ensures continuous operation without manual intervention.

The 1/4" SAE flare connection enables quick, secure, and leak-free integration into existing piping systems – without soldering. The compact and durable design is engineered for continuous load and proves its worth even under harsh operating conditions.

✅ Your benefits at a glance:

• Adjustable differential pressure (2 – 15 bar) for variable system requirements

• Pressure range up to 31 bar – ideal for high-pressure systems

• Automatic reset for uninterrupted operation

• 1/4" SAE flare connection – quick, solder-free installation

• Robust construction for demanding industrial environments

• Perfect for heat pumps , commercial refrigeration and industrial air conditioning

🔧 Technical data:

• Model : ALCO PS1-A5L

• Article number : 4715136

• Pressure range : 6 – 31 bar

• Differential pressure : adjustable from 2 – 15 bar

• Function : automatically reset

• Signal type : Single contact (Single Signal)

• Connection : 1/4" SAE flare

• Applications : Commercial refrigeration, industrial cooling, heat pumps