Introducing the Silent Knight SK-4XZM Zone Relay Module, a top-tier solution crafted in the USA for your fire alarm system needs. This advanced zone relay module features four relays per zone, ensuring efficient management of your safety protocols. Designed for reliability and ease of use, it seamlessly integrates into your existing setup, enhancing performance and responsiveness. Whether you're upgrading your system or installing a new one, the SK-4XZM is the perfect choice for professionals seeking quality and dependability. Don't compromise on safety—choose Silent Knight and secure your environment today!