Federal Signal K859901989A-4700 EOL/Series Resistor 4.7K Ohm

Keep supervised fire alarm loops stable and reliable with the Federal Signal K859901989A-4700 EOL/Series Resistor. This 4.7K Ohm end-of-line resistor is designed as a direct accessory for Federal Signal call points and fire alarm control panel accessories, providing clear circuit termination and consistent resistance for accurate monitoring. By using a factory-matched resistor, installers reduce guesswork, simplify wiring, and minimize false positives on supervised loops — improving overall system uptime and lowering maintenance calls.

The K859901989A-4700 resistor supports standard supervised loop architectures used in security and surveillance installations, helping fire panels and monitoring systems maintain correct supervision thresholds. Its compact form factor makes it easy to mount inside call point enclosures or termination boxes, streamlining field installation and future service. Ideal for integrators and facility managers who demand dependable performance in fire alarm and security projects. Order the Federal Signal 4.7K Ohm EOL resistor to ensure accurate end-of-line supervision in your next fire alarm, security, or monitoring deployment.

• Ensures dependable end-of-line circuit supervision to reduce false alarms and speed troubleshooting
• OEM-matched 4.7K Ohm resistor (K859901989A-4700) for seamless integration with Federal Signal call points
• Simplifies installation on fire alarm control panel loops, saving time for technicians
• Maintains consistent loop resistance to support security, surveillance, and monitoring systems
• Compact accessory engineered for reliable performance with Federal Signal fire alarm control panel accessories