Best 4 Ton 18 Seer Air Conditioner in USA

# Preview Product Price
1 Goodman 4 Ton 16 SEER Air Conditioner R-410a GSX160481 Goodman 4 Ton 16 SEER Air Conditioner R-410a GSX160481 $2,087.00
2 Goodman 4 Ton 18 SEER Air Conditioner Model: GSXC180481 Goodman 4 Ton 18 SEER Air Conditioner Model: GSXC180481 $3,593.00
3 4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System - Upflow/Horizontal with Quick Connect Lineset - 35 Feet (35 FT LINESET Included) 4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System -...
4 4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System - Upflow/Horizontal with Quick Connect Lineset - 50 Feet (50 FT LINESET Included) 4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System -...
5 Daikin 24,000 BTU 17 SEER Wall-Mounted Ductless Mini-Split A/C Heat Pump System 15-ft Installation Kit and Wall Mounting Bracket 220V Daikin 24,000 BTU 17 SEER Wall-Mounted Ductless Mini-Split A/C Heat Pump System 15-ft Installation... $1,599.00
6 4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System - Upflow/Horizontal with Quick Connect Lineset - 25 Feet (25 FT LINESET Included) 4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System -...
7 DELLA 12,000 BTU Mini Split Air Conditioner & Heater Ductless Inverter System, 115V Energy Efficient Unit, 20 SEER, 8 HSPF Energy Efficient Unit with 1 Ton Heat Pump, Cools Up to 750 Sq. Ft. Full installation 16.4 ft kit included DELLA 12,000 BTU Mini Split Air Conditioner & Heater Ductless Inverter System, 115V Energy Efficient... $849.96
8 Goodman 4 Ton 14 SEER R-410A Air Conditioner Condenser Goodman 4 Ton 14 SEER R-410A Air Conditioner Condenser $1,930.00
9 Pioneer Diamante Series Ductless Mini-Split Air Conditioner Inverter Heat Pump Full Set with 16 Ft. Kit Pioneer Diamante Series Ductless Mini-Split Air Conditioner Inverter Heat Pump Full Set with 16 Ft.... $878.00
10 Dual 2 Zone 9000 18000 BTU Wall Mount 21.3 SEER Ductless Mini Split Air Conditioner Heat Pump Full Set with 25FT Installation Kits Dual 2 Zone 9000 18000 BTU Wall Mount 21.3 SEER Ductless Mini Split Air Conditioner Heat Pump Full... $2,558.00
11 Goodman 4 Ton 15 Seer Heat Pump System with Multi-Position Air Handler Goodman 4 Ton 15 Seer Heat Pump System with Multi-Position Air Handler $4,386.27
12 Senville LETO Series Mini Split Air Conditioner Heat Pump, 18000 BTU 208/230V, Works with Alexa, White Senville LETO Series Mini Split Air Conditioner Heat Pump, 18000 BTU 208/230V, Works with Alexa,... $1,099.99
13 18000 BTU Mini Split Ductless Air Conditioner – 23 SEER - 12’ Lineset & Wiring - 100% Ready to Install - Pre-Charged Inverter Compressor – 1.5 Ton Heat Pump AC/Heating System - USA Parts and Support 18000 BTU Mini Split Ductless Air Conditioner – 23 SEER - 12’ Lineset & Wiring - 100% Ready to... $1,359.00
14 Goodman 3 Ton 14 Seer Heat Pump System with Multi Position Air Handler Goodman 3 Ton 14 Seer Heat Pump System with Multi Position Air Handler $3,163.51
15 DAIKIN 24,000 BTU 17 SEER Wall-Mounted Ductless Mini-Split Inverter Air Conditioner Heat Pump System 15 Ft. Installation Kit & Wall Bracket (230 Volt) 10 Year Limited Warranty DAIKIN 24,000 BTU 17 SEER Wall-Mounted Ductless Mini-Split Inverter Air Conditioner Heat Pump System... $1,598.00
16 Goodman 5 Ton 14 Seer Air Conditioner - GSX140601 Goodman 5 Ton 14 Seer Air Conditioner - GSX140601 $2,202.00
17 Midea 12,000 BTU U-Shaped Smart Inverter Window Air Conditioner–Cools up to 550 Sq. Ft., Ultra Quiet with Open Window Flexibility, Works with Alexa/Google Assistant, 35% Energy Savings, Remote Control Midea 12,000 BTU U-Shaped Smart Inverter Window Air Conditioner–Cools up to 550 Sq. Ft., Ultra... $499.00
18 Klimaire 18,000 BTU 19 SEER Ductless Mini-Split Inverter Air Conditioner Heat Pump System with 15-ft Installation Kit and Wall Bracket 230V Klimaire 18,000 BTU 19 SEER Ductless Mini-Split Inverter Air Conditioner Heat Pump System with 15-ft... $999.98
19 Goodman 4 Ton 16 SEER Air Conditioner Model: GSX160481 Goodman 4 Ton 16 SEER Air Conditioner Model: GSX160481 $2,087.45
20 Goodman 3 Ton 14 Seer Package Air Conditioner GPC1436H41 Goodman 3 Ton 14 Seer Package Air Conditioner GPC1436H41 $2,753.00

There are a lot of products and services available in the market. Consumers find it difficult to choose the best product that meets their needs. In order to help consumers with that process, we have compiled a list of Top 20 Best 4 Ton 18 Seer Air Conditioner, which will allow them to make a more informed decision when buying any product or service.

Before finalizing these products, our team considered numerous factors, such as customer feedback, features, specifications, and price. This list is a useful tool for all of our readers who are looking for The 20 Best 4 Ton 18 Seer Air Conditioner. Hopefully you find it useful!

Best 4 Ton 18 Seer Air Conditioner

Goodman 4 Ton 16 SEER Air Conditioner R-410a GSX160481

$2,085.36  in stock
4 new from $2,085.36
Amazon.com
as of May 9, 2022 10:54 am

Features

  • This listing consists of the Goodman 4 Ton 16 SEER Air Conditioner ONLY
  • This comes with a 10-year parts limited warranty provided it is installed by a qualified installer and registered online
  • Accessories such as thermostats, linesets, outdoor sensors, etc, Sold Separately

4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System - Upflow/Horizontal with Quick Connect Lineset - 35 Feet (35 FT LINESET Included)

 in stock
Amazon.com
as of May 9, 2022 10:54 am

Features

Size35 FT LINESET INCLUDED

4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System - Upflow/Horizontal with Quick Connect Lineset - 50 Feet (50 FT LINESET Included)

 in stock
Amazon.com
as of May 9, 2022 10:54 am

Features

Size50 FT LINESET INCLUDED

Daikin 24,000 BTU 17 SEER Wall-Mounted Ductless Mini-Split A/C Heat Pump System 15-ft Installation Kit and Wall Mounting Bracket 220V

$1,524.98  in stock
2 new from $1,524.98
Amazon.com
as of May 9, 2022 10:54 am

Features

  • 10 Year Parts Warranty. HeatandCool is a Daikin manufacturer online authorized distributor, We provide FREE Technical support for all your needs and process Warranty by our in-house experts.
  • Daikin 17 SEER Wall-Mounted Ductless Mini-Split Inverter Air Conditioner Heat Pump System (230 Volt).
  • Includes: Indoor Fan Coil, Outdoor Condensing Unit, Remote Control, and Maxwell Wall Mounting Bracket.
  • Energy Efficient - 17 SEER, 9 HSPF.
  • Coverage Area of 1,500 Sq. Ft. Applications: Primary living areas (master bedrooms), hot or cold rooms, renovations & remodeling, basements, attics & garages.

4 to 5 Ton 18 SEER Variable Speed MrCool Universal Central Heat Pump Split System - Upflow/Horizontal with Quick Connect Lineset - 25 Feet (25 FT LINESET Included)

 in stock
Amazon.com
as of May 9, 2022 10:54 am

Features

Size25 FT LINESET INCLUDED

DELLA 12,000 BTU Mini Split Air Conditioner & Heater Ductless Inverter System, 115V Energy Efficient Unit, 20 SEER, 8 HSPF Energy Efficient Unit with 1 Ton Heat Pump, Cools Up to 750 Sq. Ft. Full installation 16.4 ft kit included

$869.96
$819.96
 in stock
Amazon.com
as of May 9, 2022 10:54 am

Features

  • [ENERGY EFFICIENT COOLING] This 12,000 BTU/h, 20 SEER, 115V, 8 HSPF, AHRI Certified pre-charged air conditioner and heater unit features a ductless mini split inverter plus system with a heat pump and dehumidification.
  • [AUTOMATIC SYSTEM] This air conditioner is designed with several smart settings that make it easy to use: auto defrost, self-diagnosis/cleaning, I feel mode, 24 hour timer, sleep mode, eco energy saving mode, multiple fan speeds and intelligent compressor pre-heating.
  • [SMART SENSOR] The unit will sense room temperature at the remote control, instead of at the indoor unit during cooling mode. It then adjusts airflow and temperature accordingly, resuling in the ultimate in personal comfort control and energy savings.
  • [QUIET OPERATION] This air conditioner is ultra silent at only 30-41 dBa. The unit provides equal airflow in every part of your room and can adjust to 60-90 degrees Fahrenheit to suit your comforts in just a few minutes.
  • [AMPLE COVERAGE] This unit provides cooling and heating for up to 750 square feet and is able to work in environments as low as -4 degrees Fahrenheit. Full installation kit 16.4 ft included.

Goodman 4 Ton 14 SEER R-410A Air Conditioner Condenser

$1,930.00  in stock
2 new from $1,930.00
Amazon.com
as of May 9, 2022 10:54 am

Features

Part NumberNAW-GSX140481

Pioneer Diamante Series Ductless Mini-Split Air Conditioner Inverter Heat Pump Full Set with 16 Ft. Kit

$779.99  in stock
Amazon.com
as of May 9, 2022 10:54 am

Features

  • High Efficiency Diamante Ductless Mini Split Inverter Heat Pump System
  • Use for both cooling and heating: 12000 BTU/hour with 20 SEER and 10 HSPF efficiency
  • Diamante series carries a full line of low-ambient wall-mounted mini splits with capacities ranging from 9,000 BTU/hour to 36,000 BTU/hour for various residential and light commercial applications
  • Complete system set including: indoor (fan coil) section, outdoor (condenser) section, wireless remote controller with remote holder, 16 ft. L line set with other installation accessories, free vibration absorber feet for the condensing unit
  • Voltage: 115V, 60Hz, 1Ph

Dual 2 Zone 9000 18000 BTU Wall Mount 21.3 SEER Ductless Mini Split Air Conditioner Heat Pump Full Set with 25FT Installation Kits

$2,558.00  in stock
Amazon.com
as of May 9, 2022 10:54 am

Features

  • Cooper&Hunter Sophia Series 28,000 BTU Multi Zone Outdoor Condenser 22 SEER, 230V, with (2) Wall Mount Air Handlers 9,000 BTU + 18,000 BTU
  • WiFi Ready (additional adapter required), ETL Intertek Approved, Energy Star Certified, AHRI Certified
  • Includes Hi-Grade Installation Kits 1/4"-3/8" and 1/4"-1/2", with 25ft Pre-Flared and Insulated Copper Line Set, Communication Wires, Small Accessories and a Drainage Extension.
  • Works for heating with ambient temperature up to -13F°. Works for heating with ambient temperature up to -13F°Whisper Technology for Quiet Operation, Great for Bedrooms, Additions,Living Rooms and Commercial Applications.
  • You are well protected by a 7 year warranty on the compressor, a 5 year parts warranty and smart, U.S.-based experienced technicians should you ever need assistance. Professional installation is required.

Goodman 4 Ton 15 Seer Heat Pump System with Multi-Position Air Handler

$4,386.27  in stock
2 new from $3,778.00
Amazon.com
as of May 9, 2022 10:54 am

Features

  • This listing includes Goodman 4 Ton 14 SEER Heat Pump, Goodman 4 Ton Multi-Position Air Handler, Thermal Expansion Valve (TXV) for a 3.5-5 ton R-410a
  • This comes with a 10-year parts limited provided it is installed by a qualified installer and registered online
  • Accessories such as Linesets, thermostats, LP conversion kits, Sold Separately

Senville LETO Series Mini Split Air Conditioner Heat Pump, 18000 BTU 208/230V, White

$899.99  in stock
Amazon.com
as of May 9, 2022 10:54 am

Features

  • 4-in-1 Mini Split Air Conditioner with Heat Pump. Built-In Air Conditioning, Heating (Up to 5F/-15C), Dehumidifier, Fan and Turbo Function.
  • Great for Bedrooms, Additions, Living Rooms, Garages, and Commercial Applications. Can Be Installed in Virtually Any Home, Condo or Space.
  • Whisper Technology for Quiet Operation (Low as 38dB). Energy Efficient Consumption and Engineered for the Harshest Climates.
  • 5 Year Manufacturer Warranty. Senville Trusted Quality and Design. Free Technical & Installation Support Included.
  • Includes 16 Ft. Installation Kit with Communication Cable and Copper Lines (Pre-Flared) and Remote Control. R410A Pre-Charged (25 Ft.) *Requires Professional Installation.

18000 BTU Mini Split Ductless Air Conditioner – 23 SEER - 12’ Lineset & Wiring - 100% Ready to Install - Pre-Charged Inverter Compressor – 1.5 Ton Heat Pump AC/Heating System - USA Parts and Support

$1,299.00  in stock
3 new from $1,299.00
Amazon.com
as of May 9, 2022 10:54 am

Features

  • ENJOY A COMFY HOME no matter the outside temperature. Heat, cool and dehumidify up to 1,000 sf with our ductless mini split when outside temperatures are as low as -4F.
  • SAVE YOUR MONEY. A whisper quiet ductless air conditioner uses very little electricity. No more power guzzling starts and stops. Save up to 60% with this high efficiency power mizer.
  • TOTAL PEACE OF MIND. You'll never, ever worry about an AC problem with our 7/5 year warranty, 30 day money back guarantee, and U.S. based replacement parts and awesome service.
  • LASTS A LONG TIME. AirCon cuts no corners with production quality. None. Your new air conditioner heat pump is built with the highest pro-grade components from top to bottom.
  • WORRY FREE SIZING. The right-sized system for you depends on how you'll use each room, ambient air flow characteristics and where you live. We'll help you make the right choice.

Goodman 3 Ton 14 Seer Heat Pump System with Multi Position Air Handler

$3,448.89  in stock
4 new from $3,448.89
Amazon.com
as of May 9, 2022 10:54 am

Features

Part NumberGSZ140361 ARUF37D14
ModelGSZ140361 ARUF37D14
Warranty10yr parts when installed professionally
ColorGray

DAIKIN 24,000 BTU 17 SEER Wall-Mounted Ductless Mini-Split Inverter Air Conditioner Heat Pump System 15 Ft. Installation Kit & Wall Bracket (230 Volt) 10 Year Limited Warranty

$1,514.98  in stock
2 new from $1,514.98
Amazon.com
as of May 9, 2022 10:54 am

Features

  • 10 Years Limited
  • Daikin 17 SEER Wall-Mounted Ductless Mini-Split Inverter Air Conditioner Heat Pump System (230 Volt)
  • Includes: Indoor Fan Coil, Outdoor Condensing Unit, Remote Control, 15 Ft. Installation Kit, and Wall Bracket
  • Energy Efficient – 17 SEER, 9 HSPF.
  • Coverage Area of 1, 500 Sq. Ft. Applications: Primary living areas (master bedrooms), hot or cold rooms, renovations & remodeling, basements, attics & garages.

Goodman 5 Ton 14 Seer Air Conditioner - GSX140601

$2,202.00  in stock
4 new from $2,201.52
Amazon.com
as of May 9, 2022 10:54 am

Features

Part NumberNAW-GSX140601
ModelGSX140601

Midea 12,000 BTU U-Shaped Smart Inverter Window Air Conditioner–Cools up to 550 Sq. Ft., Ultra Quiet with Open Window Flexibility, Works with Alexa/Google Assistant, 35% Energy Savings, Remote Control

$499.00
$459.00
 in stock
2 new from $459.00
Free shipping
Amazon.com
as of May 9, 2022 10:54 am

Features

  • ULTRA QUIET - The Midea U Smart Inverter AC unit is 9 times quieter than traditional units. The U-shape design uses your window to blocks noise outside and the high efficiency Inverter system warrants ultra low noise and vibration. This design allows for extremely quiet operation as low as 42 dBA - almost as quiet as a library – so you can get a restful night’s sleep or binge your favorite shows undisturbed.
  • MORE THAN 35% ENERGY SAVINGS - With the advanced DC Inverter technology, Midea U achieves over 35% energy savings compared to other traditional units, and it's the first window AC to obtain the ENERGY STAR Most Efficient 2022 Certification. You may also get exclusive benefits from your local energy distributor.
  • FLEXIBLE WINDOW OPENING - Midea U-shaped design allows your window to open, bringing fresh air into your home anytime and allowing you to maintain more of your view even when the unit is installed. The Anti-Theft Mechanism locks the closed window for added security
  • SMART CONTROL - The Midea U Smart Inverter Air Conditioner is Wi-Fi enabled and can be controlled from anywhere through the cloud using the MideaAir app on iOS or Android. You can also use voice commands throughout your house, office, or apartment using Alexa or Google Assistant.
  • ROBUST INSTALLATION - Install the included quick-snap bracket, set the unit on the bracket, and secure the sidearms. After that, you are all done and ready to enjoy! Available for single-hung or double-hung windows with size: 22"-36", minimal height at 13.75".

Klimaire 18,000 BTU 19 SEER Ductless Mini-Split Inverter Air Conditioner Heat Pump System with 15-ft Installation Kit and Wall Bracket 230V

$999.98  in stock
2 new from $999.98
Amazon.com
as of May 9, 2022 10:54 am

Features

  • Klimaire highly efficient 19 SEER KSIV018-H219-S(W) DC inverter system includes indoor unit, outdoor unit, 15-ft. installation kit with all accessories, interconnecting cables, outdoor wall mounting bracket, and remote control.
  • Outdoor Unit is pre-charged and accommodates up to 25 ft length of refrigerant lines. Includes a built-in base pan and a compressor heater to improve efficiency and reliability. Anti-Corrosive Golden Fin.
  • Ultra-quiet low noise design indoor unit operates as low as 25 dB(A). Allows the system to be installed in many applications.
  • KSIV Series offers extraordinary features such as low ambient heating and cooling down to 5°F, customizable infrared remote-control settings, Self-cleaning, turbo operations, sleep-mode, auto restart, follow-me, and many more.
  • 5 Year Manufacturer Limited Warranty, please see Klimaire manufacturer warranty for further details.

Goodman 4 Ton 16 SEER Air Conditioner Model: GSX160481

$2,085.36  in stock
3 new from $2,085.36
Amazon.com
as of May 9, 2022 10:54 am

Features

  • This listing includes: Goodman 4 Ton 16 SEER Air Conditioner Model: GSX160481
  • This comes with a 10-year parts limited warranty provided it is installed by a qualified installer and registered online with 60 days of installation
  • Accessories such as linesets, thermostats, sold separately

Goodman 3 Ton 14 Seer Package Air Conditioner GPC1436H41

$3,200.00  in stock
3 new from $2,753.00
Amazon.com
as of May 9, 2022 10:54 am

Features

  • High-efficiency compressor with internal relief valve
  • PSC blower motor
  • Quiet horizontal discharge
  • R410-A refrigerant
  • GPC1436H41

4 Ton Goodman 14 SEER R410A Air Conditioner Split System

$3,254.00  in stock
3 new from $3,254.00
Amazon.com
as of May 9, 2022 10:54 am

Features

Part NumberGSX140481-ARUF61D14
ModelGSX140481,ARUF61D14

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