Silent Knight SK-4XZM Zone Relay Module

Optimize zone control and reliability in fire and security systems with the Silent Knight SK-4XZM Zone Relay Module. This Silent Knight by Honeywell relay module (model SK-4XZM) delivers four independent, zone-assigned relays and is Made in the USA, providing dependable performance for fire alarm and smoke detector applications. Designed for B2B installers and systems integrators, the SK-4XZM simplifies wiring and reduces service calls by offering predictable, per-zone relay responses that improve monitoring and alarm accuracy. Its compact red housing mounts easily in control panels and integrates with SK-4 series equipment to support surveillance, security, and building monitoring workflows. By standardizing relay outputs, the module streamlines interfacing to external devices — from notification appliances to third-party monitoring and access control systems. Choose the SK-4XZM to strengthen system uptime, simplify maintenance, and enhance response coordination across your fire and security installations. Order now to upgrade your zone relay management or contact our sales team for integration guidance.

• Simplifies zone control with four independent relays for precise per-zone activation and easier system management
• Built for reliability in fire and security environments — reduces downtime and supports continuous monitoring
• Made in the USA construction for consistent quality and long-term durability in critical safety systems
• Compact, panel-friendly form that integrates with Silent Knight SK-4 series panels and common fire alarm setups
• Helps streamline surveillance and security workflows by providing dependable relay outputs for smoke detectors and other sensors