Product Description
Hydac 300249
The Hydac 300249, also known as the EDS 344-3-400-000, is a compact and robust electronic pressure switch designed for reliable pressure monitoring in hydraulic and pneumatic systems. It features an integrated pressure sensor with a thin-film strain gauge on a stainless steel diaphragm, ensuring high accuracy and long-term stability. This model is engineered for demanding industrial and mobile applications, offering a user-adjustable switch point and hysteresis via a setting screw. Its PNP switching output provides a clear signal for PLCs and control systems, making it an excellent choice for process control and safety monitoring.
Technical Specifications:
- Model: EDS 344-3-400-000
- Pressure Range: 0 … 400 bar
- Output Signal: 1 switching output (PNP)
- Electrical Connection: M12x1 connector, 4-pole
- Hydraulic Connection: G1/4 A DIN 3852-E (male thread)
- Supply Voltage: 9 … 35 V DC
- Accuracy: ≤ ± 1 % FS
- IP Protection Class: IP65 / IP67 (depending on connector)

Hydac 300249
Order the Hydac 300249 (EDS 344-3-400-000), a reliable electronic pressure switch with a 400 bar range, G1/4 connection, and PNP output. Ideal for precise pressure control in industrial and mobile hydraulic systems.







