High-pressure pressure switch ALCO PS1-A5A, 4350500, 6 – 31 bar, automatic, differential pressure 2 – 15 bar, 1/4" SAE

The ALCO PS1-A5A is a professional high-pressure pressure switch specifically designed for use in refrigeration systems, heat pumps , and industrial cooling systems . With an operating range of 6 to 31 bar, this model is ideal for monitoring and controlling the high-pressure range in refrigerant circuits.

Thanks to the adjustable differential pressure from 2 to 15 bar, the switching point can be precisely adjusted to the requirements of your system. The automatic reset ensures that the system automatically resumes operation after the pressure has normalized – ideal for low-maintenance applications and maximum operational reliability.

The robust design and the standardized 1/4" SAE flare connection enable easy integration and a long service life, even under harsh conditions.

Product advantages at a glance:

• Precise high pressure control from 6 to 31 bar

• Adjustable differential pressure : 2 – 15 bar

• Automatic reset – reduces downtime

• 1/4" SAE flare connection – easy, leak-free integration

• Durable & maintenance-free – even under continuous load

• Ideal for: Refrigeration, industrial cooling, heat pumps

🔧 Technical data:

• Model : PS1-A5A

• Article number : 4350500

• Pressure range : 6 – 31 bar

• Differential pressure : adjustable from 2 – 15 bar

• Function : automatically reset

• Signal type : Single contact (Single Signal)

• Connection : Flare 1/4" SAE

• Application areas : refrigeration systems, heat pumps, industrial cooling technology, HVAC systems