Siemens XDLC | Siemens Class X Device Loop Card for XLS Fire Alarm Panels

Description The Siemens XDLC is a Class X device loop card designed for use with Siemens XLS fire alarm control panels. It provides a high-capacity communication channel for addressable detectors, modules, and notification devices. Technical Specifications Condition New/Never Used Surplus Brand Siemens Category Fire & Life Safety Part Number XDLC Subcategory Class X Device Loop Card System Compatibility Siemens XLS fire alarm panels Loop Type Class X (fault-tolerant) Device Capacity High point capacity (system dependent) Function Provides device communication and supervision Communication Addressable loop protocol Mounting Style Installed in XLS system card cage Standards UL Listed, NFPA 72 compliant Application Use Large commercial, healthcare, industrial, and high-rise facilities Enclosure Rating Requires protected installation inside FACP Operating Temperature 0 °C to +49 °C Weight Approx. 0.8 kg Information About XDLC The XDLC is part of Siemens’ XLS fire alarm system components, engineered to expand device connectivity and supervision. This loop card enables Class X operation, offering redundant, fault-tolerant communication for mission-critical environments. Each XDLC supports multiple addressable points, allowing system designers to scale protection for large facilities. UL and NFPA compliant, the XDLC is widely used in high-rises, hospitals, industrial plants, and other large-scale fire protection installations. Key Features: Class X Loop Card: Provides fault-tolerant device communication. XLS System Compatible: Designed for Siemens XLS fire alarm panels. High Device Capacity: Supports multiple addressable detectors and modules. Redundant Communication: Ensures loop integrity under fault conditions. System Expansion: Adds scalable device capacity to existing systems. UL and NFPA Compliant: Meets fire and life safety standards. Reliable Operation: Engineered for continuous duty in critical facilities. OEM Quality: Manufactured to Siemens engineering specifications. The XDLC delivers the scalability and fault tolerance required for advanced Siemens XLS fire alarm systems.