System Sensor
System Sensor - D4120 Universal Duct Smoke Detector
$127.00
$149.00
$127.00
$149.00you save $22.00
D4120 System Sensor
DUCT SMOKE DETECTION
INNOVAIRFLEX
4-WIRE PHOTOELECTRIC
2 DPDT FORM-C RELAY CONTACTS
TEST/RESET BUTTON
24 VAC/DC OR 120 VAC