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- Model: AMST42CU1400
- Cooling (Btu/h): 42,000
- Voltage: 208/230 V
- Refrigerant: R410A
- Cabinet Width: 21"
Standard 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
- Cabinet air leakage less than 1.4% at 0.5 inch H₂O when tested in accordance with ASHRAE standard 193
- 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
- Tool-less filter access
- Field Installed 3 kW – 25 kW electric heater kits available
Nominal Ratings
- Cooling (Btu/h): 42,000
Blower
- Diameter: 10"
- Width: 8"
Coil Connections
- Liquid: 3/8"
- Suction: 3/4"
- Coil Drain Connect (FPT): 3/4"
Electrical Data
- Voltage: 208/230
- Minimum Circuit Ampacity: 5.9/5.9
- Max. Overcurrent Device (Amps): 15/15
- Minimum VAC: 197
- Maximum VAC: 253
Blower Motor
- Full Load Amps (FLA): 4.7
- Horsepower (HP): 3/4
Weights & Dimensions
- Product Height (in.): 45 in
- Product Width (in.): 17-1/2 in
- Product Depth (in.): 21 in
- Shipping Weight (lbs.): 153 lbs.
- 10 Years Parts Limited Warranty (ONLY VALID IF INSTALLATION DONE BY LICENSED CONTRACTOR)