The NEC 136-551735-D-04 is a Genius Bus Interface (GBI) module designed for GE Fanuc PLC systems. It serves as a communication gateway between the Genius bus network and I/O devices, enabling control and monitoring of field devices such as valves, switches, and sensors. The module is part of the GE Fanuc automation ecosystem and is used in industrial control systems requiring distributed I/O over a Genius bus network.
Product Type: Genius Bus Interface (GBI) module
Compatible System: GE Fanuc PLC systems
Digital Inputs: 16 channels
Digital Outputs: 8 channels
Supply Voltage: 24 V DC (20-30 V DC range)
Operating Temperature: -40°C to +70°C
Dimensions: 4.90 × 3.37 × 1.50 inches (124.5 × 85.6 × 38.1 mm)
Weight: Approximately 0.4 lbs (0.18 kg)
Diagnostics: Built-in fault detection and troubleshooting
Certifications: CE, UL, RoHS

The 136-551735-D-04 interfaces directly with the Genius bus network, a high-speed industrial communication protocol used in GE Fanuc systems. It allows the PLC to communicate with remote I/O devices, reducing wiring complexity and enabling distributed control architectures. The module supports both input and output operations, making it a versatile component for expanding I/O capacity in existing systems. Built-in diagnostic features assist in fault detection and maintenance, reducing system downtime.
Designed for harsh industrial environments, the module operates reliably across a wide temperature range from -40°C to +70°C, making it suitable for outdoor or unheated facilities. Its compact form factor and lightweight construction facilitate easy installation in control panels with space constraints. The 24 V DC power supply is standard for industrial control systems, ensuring compatibility with most power distribution schemes.
The NEC 136-551735-D-04 is used in manufacturing plants for remote I/O control, process automation systems in chemical and petrochemical industries, power generation facilities for monitoring and control, and water and wastewater treatment plants. It is also suitable for retrofitting older GE Fanuc systems where Genius bus connectivity is required.



