MRCOOL 1.5 Ton 18,000 BTU Split System Heat Pump, MHP15018A
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Comfort and Efficiency with the MRCOOL 15 SEER Heat Pump Split System
The MRCOOL 15 SEER Heat Pump Split System is designed to keep your home comfortable and energy-efficient year-round. Featuring an enhanced tube-and-fin coil design, this system maximizes heat transfer, giving you exceptional efficiency and savings. With MRCOOL, you can enjoy a perfect blend of affordability, quality, and comfort, making it an ideal choice for your home’s central heating and cooling needs.
Key Features:
- Durable Construction: Louvered design with a baked polyester finish over galvanized steel, built to withstand harsh weather conditions.
- Debris Protection: Raised coil design helps prevent blockage and ensures optimal performance.
- CoolGuard Technology: Advanced corrosion-resistant coil extends the lifespan of your system.
- Easy Maintenance: 4-screw louver panels, corner-mounted controls, and 45-degree offset valves simplify service and upkeep.
- High Efficiency: Enhanced tube-and-fin coil design ensures superior heat transfer and energy efficiency.
- Quick Repairs: Thread-on pressure switches allow for fast, hassle-free replacements.
- Pre-Charged: Comes charged for a 15-foot line set, easing installation.
- Quiet Operation: Heavy-duty compressor sound blanket minimizes noise for a peaceful environment.
- Reliable Protection: Internal safeguards against high temperature motor overload conditions.
- Complete Package: Includes a filter drier and ships fully ETL, ETLC approved, and AHRI Certified.
- Warranty: Backed by a 10-year registered parts warranty for added peace of mind.
Choose the MRCOOL 15 SEER Heat Pump Split System for a reliable, efficient, and comfortable home heating and cooling solution.
PRODUCT SPECIFICATIONS:
| Product Dimensions | 28.25'W x 28.25'D x 37'H |
| Product Weight | 175 lbs |
| Unit Type | Split System Heat Pump |
| SEER |
15 |
| Max SEER | 14-16 |
| EER | 12 |
| COP 47 | 3.5 |
| COP 47 Part Load | 2.3 |
| HSPF | 8.2 |
| CFM |
650 |
| Tonnage | 1 1/2 |
| Cooling Capacity | 18000 |
| Heating Capacity | 17000 |
| Voltage | Requires a minimum of 208V-230V/60HZ/20A (please check your home meets this electrical requirement prior to purchase) |
| Phase | 1 |
| Cycle | 60 |
| Stage | Single |
| Max Fuse Breaker | 20 |
| Min Circuit Ampacity | 12.2 |
| Color | Gray |
| Rated Load | 9 |
| Max Coverage Area | 750 |
| Refrigerant Type | R-410A |
| Refrigerant Volume | 93 |
| Decibel Rating | 74 |
| Min Ambient Cool | 55 |
| Line Set Length | 15ft, 25ft, 35ft, 50ft |
| Max Line Set Length | 50ft |
| Line Set Fitting Type | Sweat |
| Liquid Line Size | 3/8 in |
| Suction Line Size | 3/ 4 |
| Compressor Motor Type | Scroll |
| Condenser Fan Motor Type | Direct Drive |
| Condenser Fan Motor HP | 1/6 |
| Condenser Fan Motor RPM | 825 |
| Metering Device | TXV |
| Auxiliary Heater | Yes |
| Auxiliary Heater Sizes | 7.5kw |
| Certifications | ETL AHRI |
| Warranty | Registered 10 Year Parts Warranty |
| Base Warranty | 5 Year Parts Warranty |
| Base Parts Warranty | 5 Year Parts Warranty |
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MRCOOL SIGNATURE SERIES BUYING GUIDE
How to Choose the Right MRCOOL Signature Series TruInverter System
The MRCOOL Signature Series TruInverter systems are engineered for high-performance heating and cooling in residential and light commercial applications. With advanced inverter technology, R-454B refrigerant, and durable construction, these systems deliver consistent comfort, improved efficiency, and reliable operation in extreme conditions. Use this guide to compare system sizes, performance capabilities, and installation requirements so you can confidently select the right system for your space.
MRCOOL Signature Series TruInverter HVAC System Buying Guide
The MRCOOL Signature Series TruInverter heat pump systems are designed for homeowners and professionals who need high-performance, energy-efficient HVAC solutions for year-round comfort. Unlike traditional single-stage systems, these inverter-driven systems continuously adjust output based on real-time demand, delivering more consistent indoor temperatures and improved energy efficiency.
One of the key advantages of the Signature Series is its ability to operate in extreme conditions. These systems are engineered to provide reliable cooling in high outdoor temperatures and maintain heating performance in low ambient environments, making them ideal for a wide range of climate zones.
Each system is factory-charged with R-454B refrigerant, a next-generation solution that improves heat transfer efficiency while reducing environmental impact compared to older refrigerants. Combined with advanced compressor technology, this results in lower energy consumption and long-term operational savings.
When selecting a MRCOOL Signature Series system, it is important to consider system size (tonnage), square footage, insulation quality, and climate conditions. Available options range from 2 ton to 5 ton systems, making them suitable for everything from smaller homes to large residential and light commercial applications.
These systems are designed for professional installation and are compatible with standard 24V thermostats, offering flexibility for both new construction and system replacement projects. With durable construction, quiet operation, and service-friendly design, the MRCOOL Signature Series provides a reliable, long-term HVAC solution built for real-world performance.
Frequently Asked Questions
What size MRCOOL Signature Series system do I need?
A: System size depends on square footage, insulation, ceiling height, and climate zone. A properly sized system ensures optimal efficiency, performance, and long-term reliability.
What is TruInverter technology and why does it matter?
TruInverter technology allows the system to continuously adjust compressor speed instead of cycling on and off. This results in more consistent temperatures, improved energy efficiency, quieter operation, and reduced wear on components.
Can MRCOOL Signature Series systems handle extreme temperatures?
A: Yes. These systems are engineered to operate in both high heat and low ambient conditions, providing reliable cooling during extreme summer temperatures and consistent heating in cold climates.
Is professional installation required for Signature Series systems?
A: Yes. Unlike DIY mini splits, Signature Series systems are designed for professional installation to ensure proper sizing, airflow design, refrigerant handling, and electrical setup.
What are the benefits of an inverter heat pump vs a traditional HVAC system?
Inverter heat pumps provide better efficiency, more consistent comfort, lower energy costs, and longer system lifespan compared to traditional single-stage systems that frequently cycle on and off.
Rated 4.7 / 5 Stars
4700+ Verified Reviews
Comfort That Speaks for Itself
See why homeowners and pros alike trust MRCOOL DIY systems to deliver comfort, savings, and easy installation.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!
Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency
Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.
I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.
Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.
Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!
I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.
MRCOOL Signature Series System Size Comparison
Choosing the right system size is critical for performance, efficiency, and long-term reliability. Use the chart below to compare MRCOOL Signature Series TruInverter systems and find the best fit for your space.
| System Size | BTU Capacity | Recommended Coverage | Best For | Common Applications |
|---|---|---|---|---|
| 2 Ton | 24,000 BTU | 1,000 – 1,200 sq ft | Smaller homes / tight layouts | Condos, small houses, additions |
| 3 Ton | 36,000 BTU | 1,200 – 1,800 sq ft | Standard residential homes | Single-family homes, mid-size layouts |
| 4 Ton | 48,000 BTU | 1,800 – 2,500 sq ft | Larger homes / open floor plans | Large houses, multi-level homes |
| 5 Ton | 60,000 BTU | 2,500+ sq ft | High-demand / large spaces | Large homes, shops, light commercial |
Note: These sizing estimates are general guidelines. Proper HVAC sizing should always account for insulation, ceiling height, windows, climate zone, and overall building design. For best results, consult a licensed HVAC professional.
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