Eaton MCS4 presostato unipolar SPDT 0,1-1,0 bar G1/4 IP65 019711

With a precise adjustable range of 0.1 to 1.0 bar and a change-over contact rated for 6 A at 230 V AC, the Eaton MCS4 pressure switch delivers dependable control for compressors, pumps and pneumatic systems. Its compact polyamide housing and IP65 protection make it suitable for demanding industrial environments.

Overview

The Eaton MCS4 is a 1-pole pressure switch from the proven MCS series. It features a single-pole double-throw (SPDT) contact, allowing both normally open and normally closed operation. The switching pressure and differential are independently adjustable via accessible screws, enabling fine-tuning to your process requirements. The switch connects via a G 1/4 internal thread and screw terminals for wires up to 2.5 mm².

What stands out

• Wide adjustable pressure range: 0.1 – 1.0 bar
• Adjustable switching differential: 0.05 – 0.2 bar
• Rugged IP65-rated polyamide housing
• NBR diaphragm for compatibility with air, water and neutral fluids
• High electrical ratings: 6 A at 230 V AC (AC-15)
• Compact design for direct or panel mounting

Technical details

• Product type: Pressure switch
• Series: MCS4
• Number of poles: 1 (SPDT change-over contact)
• Adjustable pressure range: 0.1 – 1.0 bar
• Adjustable switching differential: 0.05 – 0.2 bar
• Maximum operating pressure: 1.5 bar
• Burst pressure: 3 bar
• Process connection: G 1/4 internal thread
• Electrical connection: Screw terminals (max. 2.5 mm²)
• Rated insulation voltage (Ui): 250 V AC
• Rated operational current AC-15, 230 V: 6 A
• Rated operational current DC-13, 24 V: 0.5 A
• Protection degree: IP65
• Operating temperature range: -25 to +70 °C
• Medium temperature range: -25 to +70 °C
• Housing material: Polyamide (PA)
• Diaphragm material: NBR (Perbunan)
• Mounting type: Direct or panel mounting

Our verdict

The Eaton MCS4 combines precise adjustment, robust construction and versatile electrical ratings in a compact package. It is an excellent choice for OEMs and maintenance professionals seeking a reliable pressure switch for pneumatic and hydraulic control circuits.