MrCool Signature 2.5 Ton Central Heat Pump System with Multi-Position Air Handler – 14.3 SEER2, R454B
-
Condenser
1 × MrCool Signature 2.5 Ton Central Heat Pump Condenser - 14.3 SEER2, R454B (MCAESHS4T3021AA)
$1,708.72$1,708.72 -
Air Handler
1 × MrCool Signature 2.5 Ton Air Handler - Multi-Position, R454B (MCAEAMPEF30C21AA)
$1,318.72$1,318.72
Heat pumps lose efficiency below ~25°F. A heat kit adds electric backup for the coldest days. Most homes this size choose 8–10 kW.

We highly recommend this protection. Covers the technician’s bill if a repair is ever needed — parts are already covered separately.
-
0% Interest — for orders over $3000
-
No Credit Needed — Offered at checkout
-
7 night Luxury Resort Stay — For orders over $3000
What's Included
What's Included
MrCool Signature 2.5 Ton Central Heat Pump Condenser – 14.3 SEER2, R454B
Model Number
MCAESHS4T3021AA
Dimensions
23.6" W x 23.6" D x 25" H
Documents
MCAESHS4T3021AA Specifications
Warranty
10 Year Parts, Limited Lifetime Compressor
MrCool Signature 2.5 Ton Air Handler – Multi-Position, R454B
Model Number
MCAEAMPEF30C21AA
Dimensions
19.625" W x 22" D x 45.75" H
Documents
MCAEAMPEF30C21AA Specifications
Warranty
10 Year Parts, Limited Lifetime Compressor
Heat Kit Options
AHRI Number
217513228
Outdoor Unit Details
Outdoor Unit Details
MRCOOL 2.5 Ton Heat Pump Condenser – 14.3 SEER2 Signature Series Energy-Efficient System
Balanced 27,500 BTU Heating & Cooling for Mid-Sized Homes
The MRCOOL Signature Series 2.5 Ton heat pump condenser is designed to deliver balanced performance for mid-sized homes and replacement systems. With 27,500 BTU of heating and cooling capacity, this system ensures consistent indoor comfort while operating efficiently with up to 14.3 SEER2.
Equipped with intelligent defrost technology and durable construction, this unit performs reliably across seasons. Its use of R-454B refrigerant and built-in sensors enhances efficiency, safety, and long-term performance.
Features & Benefits
- 2.5 Ton capacity with 27,500 BTU heating and cooling
- Up to 14.3 SEER2 and 7.5 HSPF2 efficiency ratings
- All-season heat pump for heating and cooling
- Intelligent defrost function for improved cold-weather operation
- Low GWP R-454B refrigerant
- Quiet operation around 63 dB(A)
- Compact cabinet for easier installation
- Steel louver coil guard for added durability
- Built-in temperature and pressure sensors
- 10-year limited parts warranty with lifetime compressor protection
Indoor Unit Details
Indoor Unit Details
MRCOOL 2.5 Ton Multi-Position Air Handler – Signature Series Energy-Efficient Indoor Unit
Balanced 30,000 BTU Airflow for Mid-Sized Homes and Replacement Systems
The MRCOOL Signature Series 2.5 Ton air handler delivers efficient airflow and dependable performance for 30,000 BTU systems. Ideal for mid-sized homes, this unit helps maintain consistent indoor temperatures while supporting energy-efficient operation.
Featuring an ECM motor for improved efficiency and comfort control, this air handler adapts to system demand while reducing energy consumption. Its compact cabinet and flexible installation options make it a versatile choice for modern HVAC systems.
Features & Benefits
- 2.5 Ton capacity for 30,000 BTU systems
- Energy-efficient ECM blower motor
- Multi-position installation (upflow, downflow, horizontal)
- R-454B compatible for modern HVAC systems
- Copper A-coil with aluminum fins for heat transfer efficiency
- Quiet operation around 53 dB(A)
- Compact design for flexible installation
- Durable cabinet construction
- Compatible with most HVAC controls and thermostats
- 10-year limited parts warranty
MRCOOL Electric Heat Kit for Multi-Position Air Handlers – 5kW, 7.5kW & 10kW Auxiliary Heat Options
Reliable Supplemental Heating for 1.5–5 Ton HVAC Systems in Cold Weather Conditions
The MRCOOL electric heat kit is designed to provide dependable supplemental heating for Signature Series multi-position air handlers. Available in 5kW, 7.5kW, and 10kW options, these heat strips enhance system performance by delivering additional warmth when outdoor temperatures drop and heat pump efficiency decreases.
Engineered for seamless integration, each heat kit installs directly inside compatible MRCOOL air handlers and operates automatically through the system’s heating controls. With built-in safety features and durable heating elements, these kits offer a reliable and efficient solution for maintaining indoor comfort in colder climates.
Features & Benefits
- Available in 5kW, 7.5kW, and 10kW heating capacities
- Designed for MRCOOL multi-position air handlers (1.5–5 ton systems / 18K–60K BTU)
- Provides supplemental or backup heat for heat pump systems
- Helps maintain indoor comfort during cold weather and extreme conditions
- Installs directly inside the air handler cabinet for a clean, integrated setup
- Built-in circuit breaker for safety and service disconnect
- 208/230V single-phase operation
- Durable electric heating elements for long-term reliability
- Automatic operation through system thermostat controls
- Ideal for residential applications requiring auxiliary heat support
MRCOOL Electric Heat Kit for Multi-Position Air Handlers – 5kW, 7.5kW & 10kW Auxiliary Heat Options
Reliable Supplemental Heating for 1.5–5 Ton HVAC Systems in Cold Weather Conditions
The MRCOOL electric heat kit is designed to provide dependable supplemental heating for Signature Series multi-position air handlers. Available in 5kW, 7.5kW, and 10kW options, these heat strips enhance system performance by delivering additional warmth when outdoor temperatures drop and heat pump efficiency decreases.
Engineered for seamless integration, each heat kit installs directly inside compatible MRCOOL air handlers and operates automatically through the system’s heating controls. With built-in safety features and durable heating elements, these kits offer a reliable and efficient solution for maintaining indoor comfort in colder climates.
Features & Benefits
- Available in 5kW, 7.5kW, and 10kW heating capacities
- Designed for MRCOOL multi-position air handlers (1.5–5 ton systems / 18K–60K BTU)
- Provides supplemental or backup heat for heat pump systems
- Helps maintain indoor comfort during cold weather and extreme conditions
- Installs directly inside the air handler cabinet for a clean, integrated setup
- Built-in circuit breaker for safety and service disconnect
- 208/230V single-phase operation
- Durable electric heating elements for long-term reliability
- Automatic operation through system thermostat controls
- Ideal for residential applications requiring auxiliary heat support
Warranty Information
Warranty Information
Shipping & Returns
Shipping & Returns
Fast nationwide fulfillment from the USA. Free shipping on qualifying orders over $1,500. See our shipping and returns policy for full details.