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The CARRIER p270-3000pl is a genuine OEM replacement smoke detector designed for use in HVAC systems. Smoke detectors in HVAC applications monitor air ducts and air-handling equipment for the presence of combustion byproducts, triggering system shutdowns or alarms to prevent smoke from circulating through a building. This unit measures 13.5 inches in length, 5.45 inches in width, and 4.15 inches in height. It is installed by licensed HVAC technicians and mechanical contractors as part of a compliant life-safety installation in commercial or residential air-handling equipment.
The p270-3000pl is suited for duct smoke detection applications where an OEM-specified replacement is required. Duct smoke detectors are commonly installed in air-handling units and return-air plenums to meet fire and mechanical code requirements. When combustion particles are detected in the airstream, the detector signals the air-handling unit to shut down, limiting smoke spread through the duct system. This part is a direct OEM replacement, ensuring fit and function consistent with the original factory-installed unit.
Designed as an OEM-style replacement smoke detector for CARRIER HVAC air-handling equipment requiring part number p270-3000pl.
Installation of duct smoke detectors must be performed by a licensed HVAC technician or fire-systems contractor in accordance with NFPA 72 and applicable local mechanical and fire codes. Power down the air-handling unit and disconnect electrical supply before removing the existing detector or making any wiring connections. Follow the manufacturer wiring diagram and local authority having jurisdiction requirements for sampling tube placement and detector orientation within the duct. Do not restore system power until all connections are secure and the detector has been tested per code requirements.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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