Here we have a Siemens DB-11/-11E Smoke Detector Base (4 Pack) being sold as is due to a contract with a former partner that prevents me from selling these items with a warranty, please review my feedback to see that I have a solid record.
Models DB-11 and DB-11E are standard bases for Model
’H’-series “11” and Model “121”-series conventional
detectors, as well as the Model ’H’-series addressable
detectors. Model DB-11 has a 6’’ (15.2 cm) diameter, and
the diameter for Model DB-11E is 4.5 inches (11.4 cm).
CODE: R1 F2 P3