The Ranco NSDHA00D39105 pressure switch is a device for controlling pressure in refrigeration and air conditioning systems, with an intervention range of 27–22 bar.

It has C-NO-NC contacts and a 1/4" SAE F connection, with 1000 mm 3-wire wiring that facilitates installation in various systems. It integrates a valve opening mechanism that supports circuit management during operation.

It is designed for professional applications where precision and reliability in pressure control are required.

Technical features:

• Model: NSDHA00D39105

• Pressure range: 27–22 bar

• Contacts: C – NO – NC

• Connection: 1/4" SAE female

• Cable: 3 wires, length 1000 mm

• Function: with valve opening mechanism

• Application: professional refrigeration and air conditioning

Advantages:

• Precise and reliable pressure control

• Flexibility thanks to C-NO-NC contacts

• Quick installation with pre-arranged wiring

• Greater safety with valve opening system

• Ideal for maintenance and direct replacement

• Consistent performance in professional use