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ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B

By ACiQ | SKU: ACiQ-18-EHPD | ID: 089995
No Sales Tax - in most states excluding California
Manufacturer Warranty Included
Satisfaction Guarantee - or return within 30 Days
Most Products In Stock - Call or Text (833) 658-3387 for availability
$2,324.00 + FREE SHIPPING

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ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

ACiQ 1.5 Ton Inverter Heat Pump – Model ACiQ-18-EHPD Delivering 12,000–18,000 BTUs of adaptive heating and cooling, this high-efficiency inverter heat pump uses smart technology to match output to real-time demand. Featuring a learning condenser, adaptive sizing, and eco-friendly R454B refrigerant, it ensures year-round comfort—even in extreme temps from -13°F to 122°F. Built for ducted systems with quiet operation and a durable gold fin coil.

ACiQ-18-EHPD 1.5 Ton Central Inverter Heat Pump – Key Features

  • Inverter Heat Pump Technology: Utilizes advanced inverter technology to convert AC to DC, enabling the compressor to adjust its speed and optimize heating and cooling performance based on demand.

  • Smart Learning Condenser: Features advanced sensors that monitor indoor and outdoor temperatures, refrigerant levels, and duct pressure, adjusting its operation over time for maximum efficiency and performance.

  • Self-Adjusting Capacity: The inverter design automatically adjusts between 12,000 and 18,000 BTU, providing customized heating and cooling to prevent overcooling and excessive humidity.

  • Energy-Efficient HVAC System: Offers an energy-efficient solution for ducted applications, ensuring optimal temperature control while reducing electricity consumption.

  • All-Season Performance: Delivers efficient cooling from -13°F to 122°F and reliable heating from -13°F to 75°F, making it ideal for extreme climates and year-round comfort.

  • Eco-Friendly R454B Refrigerant: Uses next-generation R454B refrigerant with low global warming potential, aligning with modern environmental and regulatory standards.

  • Durable Gold Fin Coils: Built with a corrosion-resistant gold fin condenser coil coating to extend the lifespan of the heat pump and maintain performance even in harsh outdoor conditions.

  • Quiet Operation: Designed for silent operation even during peak workloads, making it perfect for residential environments where noise reduction is essential.

  • Ducted Heat Pump System: Specifically designed for integration into existing ductwork, providing a seamless, efficient heating and cooling solution for homes or offices.


ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

Brand ACiQ SKU ACIQ-18-EHPD
Refrigerant Charge 25' Weight (lbs) 83.770000
Brand/Manufacturer ACiQ Replaces ACIQ-18-EHPB
Product Features Inverter, Two Stage Condenser, Variable Speed Condenser HSPF2 9.1
Cooling BTU 18,000 BTU Heating BTU 19,000 BTU
Maximum CFM 618 Decibel Level (dBA) 55
Electric Heat Heat Pump Refrigerant R454B
SEER2 (Efficiency) 18.8 Condenser Stages Variable Speed
Compressor Type Rotary Liquid Valve Size 3/8"
Suction Valve Size 3/4" Electrical 208/230V 1 Phase 60 Hz
Max Breaker Size 20 Amps Min. Breaker Size 16 Amps
Tonnage 1.5 Ton BTU/Tonnage 18,000 BTU/1.5 Ton
Min/Max Outdoor Temp for Heating -13°F - 75°F Min/Max Outdoor Temp for Cooling -13°F - 122°F
Ambient Temperature Range -13°F - 122°F Height 22"
Width 31.7" Depth 13"
Warranty 12 Years Compressor and 7 Years Parts with Online Registration

ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

Warranty Type Parts Compressor
Standard Warranty 5 year parts 7 year parts
Registered Warranty 7 year parts 12 year parts

ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

EHPD Installation Manual

EHPD Service Manual

We ship freight to the 48 contiguous states, excluding Hawaii and Alaska. Some shipping restrictions may apply. Liftgate services may incur an additional fee, which can be added at checkout.

Order Processing: Orders are processed within 1-3 business days (excluding weekends). Orders placed on Fridays will be processed the next business day. Once shipped, you’ll receive an email confirmation with tracking details. Backordered products may have longer processing times, and we will notify you of any delays.

Arrival of Goods: Freight delivery times depend on the carrier's schedule and routing. Estimated delivery times are provided at checkout. The carrier will contact you to arrange delivery, and you must be present to sign for the shipment.

Damages: Upon delivery, inspect your shipment carefully for any damage or discrepancies. Note any issues on the carrier’s delivery receipt and notify us within 24 hours. Claims made after this timeframe may be denied. Photographic proof is required for processing claims. Report damages or discrepancies immediately at support@hvacstore.com.

Returns: For returns unrelated to damage, contact us at support@hvacstore.com for authorization. Return shipping costs are the customer’s responsibility, and a 20% restocking fee applies. Items must be in original packaging and condition for a refund.

Delivery Receipt: Before signing the delivery receipt, inspect the shipment for any damage. Your signature confirms acceptance of the delivery unless issues are noted.

Policy Updates: Our shipping policy may change, and updates will be communicated via our website or other channels. For any questions, contact The HVAC Store at support@hvacstore.com or call (833) 658-3387.

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very reliable company and great prices

Bought a few units from this company and they were very friendly and easy to work with. Either matched prices or beat the price and had fast shipping also.

Excellent company to purchase from

I wasn’t to sure about if this company could deliver it quickly but it arrived within a week. No issues. I needed this one for parts as my first one that I installed a year ago had the ecm go out on the blower fan. Parts are hard to come by for this Chinese brand. I think the ecm went out due to condensation in the main supply plenum dripping onto fan motor. I do like this ac unit but hope the fan lasts longer than a year. I covered the fan ecm with flex seal tape.

Goodman 5 Ton System

Excellent value, customer sales support (a human called to confirm online order... greatly appreciated!), fast shipping. Very happy customer.

A + Company

Great price, communication and service I will be buying another furnace from them Fantastic !

Sale representative Lopez was very experienced and professional. I would recommend this company to any one and I am looking forward to work with Lopez again.


ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

ACiQ 1.5 Ton Inverter Heat Pump – Model ACiQ-18-EHPD Delivering 12,000–18,000 BTUs of adaptive heating and cooling, this high-efficiency inverter heat pump uses smart technology to match output to real-time demand. Featuring a learning condenser, adaptive sizing, and eco-friendly R454B refrigerant, it ensures year-round comfort—even in extreme temps from -13°F to 122°F. Built for ducted systems with quiet operation and a durable gold fin coil.

ACiQ-18-EHPD 1.5 Ton Central Inverter Heat Pump – Key Features

  • Inverter Heat Pump Technology: Utilizes advanced inverter technology to convert AC to DC, enabling the compressor to adjust its speed and optimize heating and cooling performance based on demand.

  • Smart Learning Condenser: Features advanced sensors that monitor indoor and outdoor temperatures, refrigerant levels, and duct pressure, adjusting its operation over time for maximum efficiency and performance.

  • Self-Adjusting Capacity: The inverter design automatically adjusts between 12,000 and 18,000 BTU, providing customized heating and cooling to prevent overcooling and excessive humidity.

  • Energy-Efficient HVAC System: Offers an energy-efficient solution for ducted applications, ensuring optimal temperature control while reducing electricity consumption.

  • All-Season Performance: Delivers efficient cooling from -13°F to 122°F and reliable heating from -13°F to 75°F, making it ideal for extreme climates and year-round comfort.

  • Eco-Friendly R454B Refrigerant: Uses next-generation R454B refrigerant with low global warming potential, aligning with modern environmental and regulatory standards.

  • Durable Gold Fin Coils: Built with a corrosion-resistant gold fin condenser coil coating to extend the lifespan of the heat pump and maintain performance even in harsh outdoor conditions.

  • Quiet Operation: Designed for silent operation even during peak workloads, making it perfect for residential environments where noise reduction is essential.

  • Ducted Heat Pump System: Specifically designed for integration into existing ductwork, providing a seamless, efficient heating and cooling solution for homes or offices.


ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

Brand ACiQ SKU ACIQ-18-EHPD
Refrigerant Charge 25' Weight (lbs) 83.770000
Brand/Manufacturer ACiQ Replaces ACIQ-18-EHPB
Product Features Inverter, Two Stage Condenser, Variable Speed Condenser HSPF2 9.1
Cooling BTU 18,000 BTU Heating BTU 19,000 BTU
Maximum CFM 618 Decibel Level (dBA) 55
Electric Heat Heat Pump Refrigerant R454B
SEER2 (Efficiency) 18.8 Condenser Stages Variable Speed
Compressor Type Rotary Liquid Valve Size 3/8"
Suction Valve Size 3/4" Electrical 208/230V 1 Phase 60 Hz
Max Breaker Size 20 Amps Min. Breaker Size 16 Amps
Tonnage 1.5 Ton BTU/Tonnage 18,000 BTU/1.5 Ton
Min/Max Outdoor Temp for Heating -13°F - 75°F Min/Max Outdoor Temp for Cooling -13°F - 122°F
Ambient Temperature Range -13°F - 122°F Height 22"
Width 31.7" Depth 13"
Warranty 12 Years Compressor and 7 Years Parts with Online Registration

ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

Warranty Type Parts Compressor
Standard Warranty 5 year parts 7 year parts
Registered Warranty 7 year parts 12 year parts

ACiQ 1.5 Ton 18.8 SEER2 Central Heat Pump Inverter Condenser 2-Stage R454B ACIQ-18-EHPD

EHPD Installation Manual

EHPD Service Manual

We ship freight to the 48 contiguous states, excluding Hawaii and Alaska. Some shipping restrictions may apply. Liftgate services may incur an additional fee, which can be added at checkout.

Order Processing: Orders are processed within 1-3 business days (excluding weekends). Orders placed on Fridays will be processed the next business day. Once shipped, you’ll receive an email confirmation with tracking details. Backordered products may have longer processing times, and we will notify you of any delays.

Arrival of Goods: Freight delivery times depend on the carrier's schedule and routing. Estimated delivery times are provided at checkout. The carrier will contact you to arrange delivery, and you must be present to sign for the shipment.

Damages: Upon delivery, inspect your shipment carefully for any damage or discrepancies. Note any issues on the carrier’s delivery receipt and notify us within 24 hours. Claims made after this timeframe may be denied. Photographic proof is required for processing claims. Report damages or discrepancies immediately at support@hvacstore.com.

Returns: For returns unrelated to damage, contact us at support@hvacstore.com for authorization. Return shipping costs are the customer’s responsibility, and a 20% restocking fee applies. Items must be in original packaging and condition for a refund.

Delivery Receipt: Before signing the delivery receipt, inspect the shipment for any damage. Your signature confirms acceptance of the delivery unless issues are noted.

Policy Updates: Our shipping policy may change, and updates will be communicated via our website or other channels. For any questions, contact The HVAC Store at support@hvacstore.com or call (833) 658-3387.

Customer Reviews

Be the first to write a review
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