Wago 750-624 Field Supply Filter, 24 Vdc

Why Choose the WAGO 750-624 Field-Side Power Supply Filter Module?

The WAGO 750-624 is a specialised field-side power supply filter module designed for the WAGO I/O System 750 and 753. It protects the 24 V DC field supply from switching surges and electrical disturbances, ensuring reliable operation of connected I/O modules and automation equipment.

Part of the WAGO automation product range, the module integrates surge suppression and transient protection for field power lines. It prevents high-energy disturbances caused by inductive loads, switching devices and electromagnetic interference from affecting the stability of the automation system. :contentReference

The filter module transmits the 24 V DC supply through internal power jumper contacts to downstream modules, while filtering unwanted voltage spikes. This ensures clean and stable power distribution throughout the modular I/O station. :contentReference

Key Advantages

• Protects 24 V DC field supply lines from switching surges and disturbances.
• Improves system reliability and EMC performance in automation systems.
• Integrated transient and surge suppression for inductive load switching.
• Pass-through power distribution via power jumper contacts.
• Compact 12 mm DIN rail module suitable for dense control cabinets.
• Compatible with WAGO I/O System 750 and 753.

Key Features

• Filter module for field-side power supply.
• Nominal voltage: 24 V DC.
• Integrated surge suppression for DC power lines.
• 3 incoming and 3 outgoing power jumper contacts.
• LED status indicator for supply voltage monitoring.
• CAGE CLAMP spring terminals for reliable wiring.
• DIN-35 rail mounting for industrial control cabinets.

Technical Specifications

• Manufacturer: WAGO
• Series: WAGO I/O System 750 / 753
• Model: 750-624
• Module type: Field-side power supply filter module
• Nominal voltage: 24 V DC
• Field supply voltage range: 24 V DC (−25 % to +30 %)
• System supply voltage: 5 V DC via data contacts
• Power jumper contacts: 3 incoming / 3 outgoing
• Current carrying capacity: up to 10 A
• Connection technology: CAGE CLAMP spring terminals
• Wire cross section: 0.08 to 2.5 mm² (AWG 28–14)
• Mounting type: DIN-35 rail
• Dimensions: approx. 12 mm width × 100 mm height × 69.8 mm depth
• Operating temperature: 0 °C to +55 °C
• Ingress protection: IP20

Industrial Automation Power Protection

Industrial automation systems often operate in electrically noisy environments where switching devices, inductive loads and motor drives can introduce voltage spikes onto power lines. These disturbances may cause communication errors, malfunctioning I/O modules or system instability.

The WAGO 750-624 filter module reduces these risks by suppressing high-energy disturbances on the 24 V DC field supply. This helps maintain reliable operation of distributed automation nodes, particularly in demanding industrial or marine environments. :contentReference

Typical Applications

• Distributed PLC and fieldbus I/O systems.
• Industrial machine control panels.
• Marine and offshore automation installations.
• Automation systems with high electromagnetic interference.
• Control cabinets requiring stable field power distribution.

Trusted by Automation Engineers

WAGO I/O System 750 modules are widely used by automation engineers to build robust distributed control systems capable of operating reliably in demanding industrial environments.