300 to 1,200 CFM
42SGA � Furred-in
42SHA � Cabinet
42SJA � Furred-in, Back-to-Back 
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. Optional decorative colors allow the unit to blend with any interior design.

Performance Features
Airflow capacities from 300 to 1200 cfm
Outside air opening with or without adjustable damper (0 to 25%) (factory-installed option)
2-pipe or 4-pipe system combinations (factory-installed option)
Valve packages available (factory-installed option)
Several motor voltage options (factory-installed option)
3-speed fans
Quiet motors and fans
Line voltage or 24 v control options available (factory-installed option)
18 gage, galvanized steel casing construction
Unit casing lined with � in. thick, dual density fiberglass insulation
Multiple casing liners available (factory-installed option)
Coated and pitched, galvanized steel drain pan
Stainless steel drain pans available (factory-installed option)
Risers are insulated with flexible closed cell foam insulation
Certified performance in accordance with ARI Standard 440
Reliability Features
Coil features:
� in. copper tubes with aluminum fins mechanically bonded to tube joints
Suitable for design working pressures of 250 psig at 220 F
Burst tested with air at 350 psig while submerged in water
Copper tubes comply with ASTM B-75
Heavy-duty sleeve type motor bearings, with oversize oil reservoirs
Factory-installed supply, return, and drain risers can be furnished in type M or L copper
All equipment wiring complies with NEC requirements
All units are UL certified and approved by the CSA
Unit casing meets UL 181 and NFPA 90A standards
Maintenance Features
Cleanable or throwaway filters (factory-installed option)
Removable panels make access to components and connections easy
Tamperproof locks (Camloc) on access panels
Label information adhered to each unit includes model, size, coil information, electrical information, and tagging data
Installation Features
Piping, drain, and wiring connections are readily accessible
Factory-installed controls
Single point electrical connection
Riser features:
3 in. belled section at the top enabling the use of only one sweat connection per riser piping connection
Length can be specified to match building requirements
For risers over 115 in. long, extension pieces can be furnished with a belled end for field installation
Size reducers are factory-installed and caps are provided at customer request
All units arrive tagged as specified by the customer for efficient delivery to the correct building location
Standard Warranty
One-year parts

Factory-Installed Options 

Control options:
3-speed switch
Line voltage thermostats
24 v Carrier Debonair� programmable or non-programmable thermostats
Product Integrated Controls (PIC) direct digital electronic controls (Carrier Comfort Network�)
No controls or field-supplied direct digital controls (DDC) third party controls
2-pipe or 4-pipe system combinations include:
3 or 4 row chilled water coils
1 or 2 row hot water or steam heating coils
Total or auxiliary electric heat (1 to 3 stages)
Electric heater options:
Fused disconnect switch
Non-fused disconnect switch
Auxiliary or total electric heat
Nichrome wire strip heater
Decorative colors
Permanent or throwaway filters
Automatic air vent and drain on water coils
Double deflection discharge grilles and opposed blade dampers
Liner options:
� in. thick, dual density fiberglass (Tuf-Skin� II)
Foil faced fiberglass
Antimicrobial coated dual density fiberglass (Tuf-Skin Rx�)
Wiring packages
Motor voltage options include:
120, 208, 230, or 277/1/60
Outside air damper
Valve packages
1-hr fire rated chase between back-to-back units
Stamped or louvered return air panels (shipped loose)
Stainless steel drain pans
Supply, return, and drain risers (� in. to 2 � in. diameter available)
Riser insulation (� in. or � in. thickness available)
Standard height (88 in.) or short cabinet height (79 in.) available

Field-Installed Accessories 

Remote wall sensor
Relative humidity sensor
CO2 sensor

Customers Reviews

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