3.5 Ton 14 SEER Goodman HEAT PUMP Split System GSZ140421+ASPT47C14 Install Kit 30′ Line Set

(This Product Is Discontinued)


This system is being phased out. Follow the link below to the new SEER2 model.

3.5 Ton 14.5 SEER2 Goodman Heat Pump Split System GSZB404210+AMST42CU1400 (

Install Kit Includes:

  • 50′ Copper Insulated Line Set
  • Drain Float Switch
  • 6′ Electrical Whip
  • 60 amp non fused disconnect
  • Plastic Condenser Pad 
  • Digital Thermostat
  • Heat Strip up to 10 kw

Standard Features 

• High-efficiency scroll compressor

• SmartShift® technology to ensure quiet reliable defrost

• Factory-installed bi-flow liquid-line filter drier

• Factory-installed suction-line accumulator

• Factory-installed compressor crankcase heater

• Factory-installed high-capacity muffler

• High- and low-pressure switches

• Service valves with sweat connections

and easy access to gauge ports

• Copper tube/enhanced aluminum fin coil

• Fully charged for 15’ of tubing length

• Contactor with lug connection

• Ground lug connection

• AHRI Certified; ETL Listed

Cabinet Features

• Goodman® brand sound control top design

• Steel louver coil guard

• Heavy-gauge galvanized-steel cabinet

• Attractive Architectural Gray powder-paint finish with 500-hour salt-spray approval

• Top and side maintenance access

• Service ports and controls are accessible while unit is operating

• When properly anchored, meets the 2010 Florida Building Code unit integrity requirements for
hurricane-type winds (Anchor bracket kits available.)

 Nominal Capacities GSZ140421
Cooling (BTU/h) 42,000
Heating (BTU/h) 42,000
Decibels 75
RLA 16.7
LRA 109.0
Type Scroll
Condenser Fan Motor
Horsepower 1/6
FLA 1.1
Refrigeration System
Refrigerant Line Size¹

Liquid Line Size (“O.D.)

Suction Line Size (“O.D.) 1⅛”
Refrigerant Connection Size
Liquid Valve Size (“O.D.) ⅜”
Suction Valve Size (“O.D.) ⅞”
Standard Line Set Length (max. feet) 80
Long Line Set Length (max. feet) ²

Equivalent Length

Linear Length 200
Vertical Length (outdoor below indoor) 80
Vertical Length (outdoor above indoor) 80
Valve Connection Type Sweat
Refrigerant Charge 153
Electrical Data
Volts/Phase (60 Hz) 208-230/1
Minimum Circuit Ampacity ³ 22.0
Max. Overcurrent Protection ⁴ 35
Min / Max Volts 197 / 253
Electrical Conduit Size ½” or ¾”
Unit Weights
Equipment Weight (lbs.) 191
Ship Weight (lbs) 207
ENERGY STAR® Certified ^

Product Features

-Internal factory-installed thermal expansion valves for cooling and heat pump applications

-Direct drive, multi-speed ECM blower motor

-All-aluminum evaporator coil

-Coil mounting track for quick repositioning

-Optimized for use with R-410A refrigerant

-Cabinet air leakage less than 2.0% at 1.0 inch H₂O when tested in accordance with ASHRAE standard 193

-AHRI certified; ETL listed

-Tool-less filter access

-Field Installed 3 kW – 25 kW electric heater kits available

-Rigid SmartFrame™ cabinet

-Horizontal or vertical configuration capabilities

– 21” depth for easier attic access

-DecaBDE-free thermoplastic drain pan with secondary drain connections

– Screw-less sides and back helps to reduce condensation when installed in humid locations

-Foil-faced insulation covers the internal casing to reduce cabinet condensation

– Galvanized, leather grain-embossed finish

-Glue-less cabinet insulation retention

Nominal Ratings 42,000
Cooling (Btu/h)
Diameter 10⅝”
Width 10⅝”
Coil Connections
Liquid ⅜”
Suction ⅞”
Coil Drain Connect (FPT) ¾”
Electrical Data
Voltage 208/230
Minimum Circuit Ampacity 4.9 / 4.9
Max. Overcurrent Device (Amps) 15 / 15
Minimum VAC 197
Maximum VAC 253
Blower Motor
Full Load Amps (FLA) 3.9
Horsepower (HP) ¾
Ship Weight (Lbs.) 144


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