The Honeywell 2MLL‑EFMHB is a Fast Ethernet Head Module engineered for the MasterLogic ML200 / ML200R PLC series. Designed for high-speed industrial networking, it provides a 10/100 Mbps Ethernet interface for robust communication via MODBUS TCP and peer-to-peer protocols.

Ideal for remote monitoring, SCADA communication, and industrial automation networks, the 2MLL‑EFMHB ensures fast and stable data exchange. Its compact, conformal-coated build protects the device in harsh environments. As a head-type module, it is commonly used in the main PLC rack to establish the primary network connection.

Key Features and Specs

• Part Number: 2MLL‑EFMHB

• Type: Fast Ethernet Interface – Head Type

• Speed: 10/100 Mbps

• Protocol Support: MODBUS TCP, peer-to-peer communication

• Mounting: Slot-type for MasterLogic‑200 / ML200R PLCs

• Weight: Approx. 105 g

• Build: Conformal-coated for industrial durability

• Application: Enables PLC network connectivity for remote control, data logging, and SCADA integration

• Compatible With: All ML200 / ML200R base units (main or extension)