| System Sensor, Model 1800 2-Wire Systems Detectors, 2 pg. brochure, May 1988. |
| System Sensor, 400 Serial Next Generation Detectors, 2 pg. brochure, 1991. |
| System Sensor, 4451E/5451E2 Plug-in Thermal Detectors; 2 pg. brochure, Jun. 1992. |
| System Sensor, 400 Series Ionization Smoke Detectors; 2 pg. brochure, Oct. 1991. |
| System Sensor, 2851B Series 2/4/6-Wire Systems Detectors, 2 pg. brochure, Oct. 1988. |
| System Sensor, 5551B Intelligent Fixed Temperature Thermal Sensor with Integral Communications, 2 pg. brochure, 1991. |
| System Sensor, 400 Series Plug-in Smoke Detectors, 4 pg. brochure, Jul. 1992. |