Siemens XMS-501 Conventional Pull Station

The Siemens XMS-501 is a conventional dual-action manual pull station for use on supervised initiating device circuits (IDCs). It features a high-impact polycarbonate housing, Siemens’ T-45 key for quick, secure reset, and a familiar dual-action “Lift & Pull” operation. As a dry-contact device, it interfaces directly with conventional IDC zones. Also known as P/N S54321-F16-A1. Model Variants: XMS-S – Addressable single-action with isolation XMS-D – Addressable dual-action with isolation XMS-501 – Conventional dual-action manual pull station Key Specifications: Type: Conventional dual-action manual pull station (dry contact) Status Indication: Provided by the FACP (no integral LED) Wiring: Normally-open dry contact on a supervised IDC Reset: T-45 key reset Housing: High-impact polycarbonate Mounting: Standard single-gang electrical box, 2.5 in deep System Compatibility: Conventional IDC circuits on Desigo Fire Safety and Cerberus PRO FACPs Accessories & Mounting Hardware: SMBOX-XMP – Surface mounting backbox APLT-XMP – Adapter plate to legacy surface backboxes 4DGBOX-XMP – Adapter plate to 4-inch and double-gang boxes