System Sensor Addressable Products
System Sensor specializes in detection and notification devices.
Advanced Detection & Notification Devices
We offer a full range of System Sensor Addressable Products—engineered for reliable performance and seamless integration into modern fire alarm systems. Known for their accuracy, efficiency, and code-compliant operation, these components are ideal for commercial, industrial, and institutional fire protection systems in Houston and beyond.

Smoke & Heat Detectors
- 2251B – Photoelectric Smoke Detector (Intelligent)
- 5251B – Intelligent Multi-Criteria Heat Detector
- 2251BR – Photoelectric Smoke Detector with Remote Test Capability
- 2251TMB – Photoelectric Smoke Detector with Thermal Sensor

Bases & Accessories
- B210LP – Intelligent Detector Base
- B224RB – Relay Base
- B224BI – Isolator Base
- RA400Z – Remote LED Annunciator

Notification Appliances (when addressable modules used)
- P2RL-P – Low-profile addressable horn strobe (via module)
- PC2RL-P – Addressable ceiling-mount horn strobe

Modules
- MMF-300 – Addressable Monitor Module
- MMF-301 – Mini Monitor Module
- CMF-300 – Control Module for notification circuits
- CRF-300 – Relay Module
- ISO-X – Fault Isolator Module