The Von Duprin 900-2RS Panic Device Control Board offers reliable control with its 2-relay output and 2-zone configuration for electric latch extraction exit devices. Designed for versatility, it features a universal 120-240V AC fused primary input to accommodate various power environments. Convenience is enhanced with a single polarized option board connector for easy installation. Additionally, the built-in battery backup board automatically selects the appropriate voltage, ensuring continuous operation during power interruptions. Upgrade your security system with this efficient and dependable control board today!