The Rhombus DC20M is a module-only version of the DC20 4-door access controller, designed for installations where a full enclosure is not required or where the controller will be integrated into a custom panel or third-party enclosure. It provides the same core functionality as the standard DC20, acting as the central control unit for managing up to four doors within a Rhombus access control system. The module connects to door readers, locks, request-to-exit devices, and door position sensors, enabling secure access management through the Rhombus cloud platform. Key features and capabilities: Supports up to 4 doors with integrated relays for lock control Includes 4 door relays and 2 auxiliary relays for additional devices Accepts inputs for REX devices and door position indicators (DPI) Compatible with Wiegand and OSDP readers (RS-485) Provides Ethernet connectivity for cloud-based management Operates on 12VDC power input and supports backup power integration Unlike the standard DC20, the DC20M does not include a metal enclosure, power supply housing, or pre-mounted components, making it ideal for: Custom control panels Space-constrained installations Integrations with existing access control infrastructure SKU: DC20M Categories: Access Control, Access Control Accessories Brand: Rhombus
