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First Co 4303034L27 - 3HHS3-277-4LH, 3 Row, 300 CFM Horizontal Chilled Water, 3 kW Electric Air Handler

Item: 3HHS3-277-4LH
MFR: 4303034L27

This product is no longer available for purchase.

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The HH series fan coil is a completely factory assembled chilled water fan coil with factory installed electric heat. It is designed for minimum installation cost and optimum serviceability. The space - saving HH is only 10" high (without R/A plenum) and is engineered to provide easy access for service and maintenance of the entire assembly. All standard models include 240V 2-speed motor, electric heat and controls, 24/240V relay /transformer, insulated drain pan, and copper tube coil. All models are dual rated for 208/240V.

  • Factory installed heating element(s)
  • Insulated and sloped drain pan
  • High efficiency copper tube coil
  • 24/240V transformer for low voltage control
  • Primary and secondary condensate drains
  • 2 speed motors (high speed for cooling, low speed for heating)
  • Galvanized steel construction8. Manual air vents
OPTIONS: (contact factory)
  • 277V models are ETL Listed
  • Factory installed return air plenums with filters (insulated)
  • Factory or field installed motorized valve /hand valve clusters. (contact factory)
  • Aquastats, thermostats, rubber grommets, etc. (all field installed)
  • Drip pan extension for factory installed valve clusters (field installed)
  • Ceiling access / return air grilles


NameFirst Co 4303034L27 - 3HHS3-277-4LH, 3 Row, 300 CFM Horizontal Chilled Water, 3 kW Electric Air Handler
Gemaire Item Number3HHS3-277-4LH
Manufacturer Product Number4303034L27
SKU - PIM Number1488360740418
ERP Number385714
Unit of MeasureEA
Weight42.0 Pounds (Lb)
Length21.0 Inches (In)
Width25.0 Inches (In)
Height10.0 Inches (In)
Country of OriginUSA
BrandFirst Company
Equipment TypeHydronic
Air FlowHorizontal
Voltage208-230 VAC
Cycle/Hertz60 Hz
Blower Motor HP1/20 HP
CertificationsAHRI Certified
ColorSilver, White
Warranty OfferedYes
Energy Star RatedNo
UL ListedNo
Product FamilyHH
GEM - Case Quantity

Parts List