Parts guide · System Sensor

System Sensor Fire Alarm Parts Guide

System Sensor is a Honeywell brand of detectors and notification appliances: i3 and i4 conventional detectors, heat and CO detectors, duct and beam detectors, mounting bases, and L-Series horns and horn-strobes. Every System Sensor part we carry is listed below by category, with live stock and price.

Reading a System Sensor part number

2W / 4W (i3)2-wire or 4-wire detector
T (2WT, 4WTA, 4WTR)Smoke detector with a heat sensor
-LFLow-frequency sounder
HWL / HRLL-Series wall horn, white / red
P2RL / P2RLEDL-Series wall horn-strobe, red
-IVIvory finish
-BP1010-pack

Smoke detectors

2W-B System Sensor 2W-B i3 2-Wire Smoke Detector42 on hand$40.00
2WT-B System Sensor 2WT-B i3 2-Wire Smoke & Heat Detector29 on hand$47.00
COSMO-2W System Sensor COSMO-2W i4 2-Wire Smoke & CO Detector24 on hand$120.54
4WTA-B System Sensor 4WTA-B i3 4-Wire Smoke & Heat Detector9 on hand$78.00
4WTR-B System Sensor 4WTR-B i3 4-Wire Smoke & Heat Detector12 on hand$84.00
2WTA-B System Sensor 2WTA-B i3 2-Wire Smoke & Heat DetectorOut of stock$60.40
4W-B System Sensor 4W-B i3 4-Wire Smoke DetectorOut of stock$58.00

Heat detectors

5604 System Sensor 5604 194°F Fixed-Temperature Heat Detector10 on hand$22.00
5601P System Sensor 5601P 135°F Fixed-Temperature/Rate-of-Rise Heat Detector189 on hand$25.00

CO detectors

CO1224T System Sensor CO1224T 12/24V Carbon Monoxide Detector9 on hand$83.85

Duct detectors & accessories

DNR System Sensor DNR Duct Smoke Detector82 on hand$75.00
RTS151KEY System Sensor RTS151KEY Keyed Remote Test Station2 on hand$71.00

Beam detectors

OSI-R-SS System Sensor OSI-R-SS Beam Smoke Detector58 on hand$542.00

Detector bases

B300-6 System Sensor B300-6 300 Series 6-Inch Mounting Base201 on hand$12.00
B501-IV System Sensor B501-IV 200 Series 4-Inch Mounting Base Ivory5 on hand$20.95

Horns, strobes & bells

P2RLED System Sensor P2RLED L-Series 2-Wire Wall Horn-Strobe Red48 on hand$60.00
HRL-LF System Sensor HRL-LF L-Series Low-Frequency Wall Horn Red8 on hand$62.40
SSV120-8 System Sensor SSV120-8 8-Inch 120VAC Alarm Bell10 on hand$52.05
CHSWL System Sensor CHSWL Wall Chime-Strobe White4 on hand$98.05
HWL-LF-BP10 System Sensor HWL-LF Low-Frequency Wall Horn White, 10-Pack21 on hand$397.00
P2GWKLED-P System Sensor P2GWKLED-P Outdoor Compact Wall Horn-Strobe White PlainOut of stock$84.00
P2RL-LF System Sensor P2RL-LF Low-Frequency Wall Horn-Strobe Red49 on hand$91.10
HWL-LF System Sensor HWL-LF L-Series Low-Frequency Wall Horn White18 on hand$61.00

Not sure which part fits your system? Check the compatible-devices list in your panel's installation manual, or email info@fastalarm.com with your panel model and we will check it for you.