42S Airstream™ Stack Fan Coils

Stack Fan Coils

300 to 2,000 Cfm

42SGA – Furred-in
42SHA – Cabinet
42SJA – Furred-in, Back-to-Back
42SMA – Furred-in, Mega
42SUB - Furred-in, Universal

Ideal for installation in high-rise applications, 42S fan coils combine heating and cooling performance with easy, low-cost installation. The 42S units are factory equipped with insulated supply, return, and drain risers, which allow them to be set one on top of another in a vertical column rising floor to floor up the building. Units are available in furred-in, painted cabinet, and back-to-back models. Custom colors allow the unit to blend with any interior design.

Performance Features

• Airflow capacities from 300 to 2000 CFM
• 2-pipe or 4-pipe system combinations
• Economical, 3-speed fans deliver the right amount of conditioned air for comfort needs at any load
• Optional electronically commutated motors deliver peak operating efficiency
• Sound-absorbing insulation is used to line the cabinet
• Outside air opening with or without adjustable damper (0 to 25%) (factory-installed option)
• Certified performance in accordance with AHRI Standard 440

Reliability Features

• Coils are factory leak tested at 300 psig air pressure with coil submerged in water
• All equipment wiring complies with NEC requirements
• Base units are ETL certified for USA and Canada standards
• Unit casing meets UL 181 and NFPA 90A standards
• Factory-installed supply, return, and drain risers can be furnished in type M or L copper

Maintenance Features

• Cleanable or throwaway filters available
• The return air panels is removable, to allow access for servicing major components
• Tamperproof locks on access panels
• Label information adhered to each unit includes model, size, coil information, electrical information, and tagging data
• Condensate drain pans are available in stainless steel or heavy gage galvanized steel constructions, along withoptional condensate overflow switches

Installation Features

• Valve packages available (factory-installed option)
• Risers are insulated with flexible closed cell foam insulation
• Risers include a 3 in. belled section at the top enabling the use of only one sweat connection per riser piping connection
• Riser length can be specified to match building requirements
• All units arrive tagged as specified by the customer for efficient delivery to the correct building location
• Factory-installed controls
• Single point electrical connection

Standard Warranty

• One-year parts

*Calculate Operating Weight of Unit: Shipping Weight + Coil Water Weight x Number of Coil Rows
†42SJ units require two filters.

Factory-Installed Options

• 3-speed switches
• Line voltage thermostats
• 24 v Carrier Debonair® programmable or non-programmable thermostats
• Product Integrated direct digital electronic controls (i-Vu® control system using BACnet protocol)
• Chilled water or direct expansion cooling coils
• Hot water or steam heating coils
• Total or auxiliary electric heat
• Service switches
• Custom colors
• Permanent or throwaway filters
• Automatic air vent and drain on water coils
• Double deflection discharge grilles and opposed blade dampers
• Tell-tale drains and stainless steel drain pans
• Condensate overflow switch
• Dual density fiberglass, foil faced fiberglass or closed cell insulation
• PSC, High Static PSC, or ECM motors
• Outside air damper
• Valve packages
• 1-hr fire rated chase between back-to-back units
• Stamped or louvered return air panels (shipped loose)
• Insulated supply, return, and drain risers
• Standard height (88 in.) or short cabinet height (79 in.) available

Field-Installed Accessories

• Remote mounted thermostats