EATON presostato 3 polos MCSN4 diferencial de conmutación variable R1/2 MCSN4 (057679)

Industrial maintenance teams and HVAC technicians rely on the EATON MCSN4 pressure switch for precise control in compressed air and hydraulic systems. This 3-pole switch with changeover contacts handles up to 500 V AC and 16 A, making it suitable for direct switching of pumps and compressors.

Key specifications

• Adjustable pressure range: 0.5 - 4 bar
• Variable switching differential
• 3 changeover contacts (3 Wechsler)
• Process connection: R 1/2" internal thread
• Die-cast aluminum housing with IP65 protection
• NBR diaphragm for media temperatures from -25 to +70 °C

Why choose it

The MCSN4 offers flexible pressure adjustment and robust construction for demanding environments. Its variable differential allows fine-tuning of switching points to prevent rapid cycling, extending the life of connected equipment.

Ideal use cases

• Compressor control in workshops
• Pump protection in water supply systems
• Pressure monitoring in hydraulic units

Good to know

Two M20 x 1.5 cable entries provide flexible wiring options. The switch mounts directly to the process line via its R 1/2" connection.