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Finding the best heat pump for cold weather can be challenging. The top pick is the Temprium 12000 BTU Mini Split Air Conditioner. Its impressive 22 SEER2 rating ensures high energy efficiency. For those looking to save, the Rellytech Mini Split AC/Heating System is a good value, but it offers less efficiency at 20 SEER2.
Most buyers will face a choice between energy efficiency and upfront cost. Some may prefer the Temprium’s efficiency, while others may choose the Rellytech for its lower cost. The rest of this page will guide you through options and features to help with your decision.
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The Top 8
Top 8 Heat Pumps Reviewed in Detail
Explore our top picks for the best heat pump for cold weather. Each has unique features that cater to different needs.
1. Top Pick
Temprium 12000 BTU Mini Split Air Conditioner, 115V 22 SEER2 AC & Heat Pump
- 【Unmatched Energy Efficiency with 22 SE2ER2】 Slash your utility bills with our advanced Inverter technology and industry-leading 22 SEER2 rating. Unlike standard units that constantly stop and start, our DC Inverter compressor adapts its speed to maintain the perfect temperature with minimal energy consumption. Paired with eco-friendly R32 refrigerant (GWP 675), this 115V mini split system delivers powerful 12,000 BTU cooling and 12,300 BTU heating while being kind to the environment. It’s the smart, green choice for your home.
- 【Powerful & Fast Year-Round Comfort】 Designed for spaces up to 750 sq. ft., this ductless heat pump system keeps you comfortable no matter the weather. Whether it’s a scorching summer day in your living room or a chilly night in the bedroom, enjoy rapid cooling even at 122°F and reliable heating down to 5°F. Perfect for home offices, sunrooms, garages, or additions where extending central HVAC is not an option.
- 【Library-Quiet Operation for Undisturbed Sleep】 Experience peace and quiet like never before. With noise levels as low as 23 dB (quieter than a whisper!), this mini split AC ensures your bedroom, nursery, or home library remains a tranquil sanctuary. Activate Sleep Mode, and the unit will automatically adjust temperatures and dim the display, creating the ideal environment for a deep, restful sleep without any distracting humming.
- 【Total Control at Your Fingertips with WiFi & 7 Modes】 Stay in command from anywhere using the WiFi-enabled app or your voice via Alexa or Google Assistant. Forgot to turn off the AC? Use your phone. Want it cool before you arrive home? Schedule it. Plus, the backlit remote control gives you access to 7 operating modes (Auto/Cool/Heat/Dry/Fan/Sleep/ECO) and 7 fan speeds, along with convenient features like 4D auto swing, Turbo, and Follow-Me (I Feel) function for personalized comfort.
- 【Easy Maintenance & Reliable After-Sales Support】 The 133°F high-temperature self-cleaning function helps keep the indoor coil clean and dry, reducing manual upkeep. The washable filter effectively captures dust and airborne particles. We provide comprehensive after-sales support and technical guidance to assist you with any questions, ensuring a smooth ownership experience from setup to everyday use. Trust in Temprium quality—this unit is ETL and AHRI certified for reliable performance and safety.
The Temprium 12000 BTU Mini Split Air Conditioner is the top pick for those seeking the best heat pump for cold weather. Its 22 SEER2 rating indicates excellent energy efficiency, making it a smart choice for budget-conscious homeowners. The advanced Inverter technology allows for smooth temperature control, which means it can maintain comfort without wasting energy.
Compared to other models, the Temprium Mini Split shines with its ability to work efficiently in lower temperatures. Unlike many others, it does not require frequent on-off cycling, which can lead to energy waste. This feature makes it ideal for consistent home heating. However, the complexity of installation could be a downside for some buyers who prefer a simpler solution.
While it has numerous strengths, some users may need to consider other options if they seek a more budget-friendly choice. Overall, it offers high performance and energy efficiency, making it a top contender in cold weather heating.
Pros
- 22 SEER2 rating for high energy efficiency
- Advanced Inverter technology for temperature control
- Works efficiently in low temperatures
- Quiet operation for home comfort
Cons
- Installation can be complex for DIY novices
- Higher initial cost compared to basic models
Best for: Homeowners seeking high energy efficiency. Not ideal for: Those looking for a budget option.
A highly efficient choice for cold climates, the Temprium offers great performance and comfort.
2. Best for Cold Weather
Senville LETO Mini Split Air Conditioner, Heat Pump, White, 24000 BTU
- Alexa Enabled Mini Split AC/Heating System: Integrate with voice control or app, allowing you to adjust your mini split air conditioner from anywhere. Set routines for temperature changes.
- Versatile 4-in-1 Mini Split: All-season solution with air conditioning, heat pump (functional up to 5F/-15C), dehumidifier, fan, and turbo function. Includes a DC Inverter that’s UL Listed, AHRI Certified, and works with Alexa.
- Stylish & Functional Mini Split AC: Suitable for both home and business. Provides performance without compromising aesthetics. Ideal for bedrooms, living areas, stores, eateries, and warehouses.
- Installation Package Included: Includes indoor air handler, outdoor condenser, remote control, and installation kit with a 16ft. line set and communication wire. Pre-loaded with refrigerant for up to 25 ft. Note: Professional installation required.
- 5 Year Manufacturer’s Warranty: Includes 5 years on parts replacement and 5 years on the compressor. Senville offers complimentary technical assistance. Labor not included.
The Senville LETO Mini Split is the best for cold weather due to its ability to function effectively down to 5°F/-15°C. It also features a versatile 4-in-1 design, functioning as an air conditioner, heat pump, dehumidifier, and fan. This adaptability makes it a great option for year-round comfort.
When compared to the Temprium, the Senville offers a lower upfront cost. However, it trades off some energy efficiency, with a lower SEER2 rating than the Temprium. This can result in slightly higher utility bills in the long run. Still, for many buyers, the ability to operate in colder conditions while providing multiple functions is a huge benefit.
One limitation of the Senville LETO is that it may require professional installation, depending on your previous experience. Overall, it is a solid pick for those needing reliable heat in cold weather without spending too much initially.
Pros
- Operates effectively down to 5°F/-15°C
- 4-in-1 system provides versatile functionality
- Integrates with Alexa for easy control
- User-friendly app for temperature adjustments
Cons
- Lower energy efficiency than top pick
- Professional installation may be required
Best for: Those needing reliable heating in very cold weather. Not ideal for: Users looking for the most energy-efficient option.
The Senville LETO Mini Split is a reliable option for cold weather heating with versatile features.
3. Best for Beginners
MRCOOL DIY Select 24K BTU Mini Split Heat Pump, 11.5' Line Set, 230V, White
- DIY Select 24,000 BTU Mini Split: Single zone heating and cooling system for rooms up to 1,050 square feet, running on 230V power for mid-size applications like homes and offices.
- True DIY Installation: Includes an 11.5 ft pre-charged Quick Connect line set, so no vacuum pump, gauges, brazing, or refrigerant handling are required to get started.
- Efficient, Quiet Performance: Delivers up to 16.5 SEER2 cooling efficiency and up to 8.3 HSPF2 heating efficiency, with quiet operation as low as 21.5 dB(A) in silent mode overnight.
- Inverter Technology: Inverter-driven performance helps reduce energy use and maintain steady comfort throughout the day, no matter the season outside.
- Smart Control, R-454B Refrigerant: Control through the MRCOOL Comfort App, works with voice assistants for talk-and-go commands, and is charged with R-454B refrigerant for reliable performance.
The MRCOOL DIY Select 24K BTU Mini Split Heat Pump is designed for beginners who want a straightforward setup. It includes an 11.5 ft pre-charged Quick Connect line set, making installation hassle-free. This feature is perfect for those who lack experience but want to take a DIY approach to home heating and cooling.
In comparison to the Senville LETO, the MRCOOL offers a larger BTU capacity, making it suitable for larger rooms or open spaces. However, it lacks the same level of cold-weather efficiency, as it may not operate as effectively in extremely low temperatures. Therefore, it’s more suited for moderate climates.
A limitation of the MRCOOL DIY Select is its lower efficiency rating compared to others on this list. This may lead to higher energy costs for prolonged use. Overall, it’s a great choice for those who want an easy installation process without requiring advanced skills.
Pros
- DIY installation with Quick Connect line set
- Higher 24,000 BTU capacity for larger spaces
- Simplified design for easy setup
- Good heating and cooling performance
Cons
- Lower efficiency rating than other models
- Less effective in very cold temperatures
Best for: DIY enthusiasts and beginners. Not ideal for: Those who need high efficiency in extreme cold.
A user-friendly option for anyone looking to install a heat pump without the hassles of professional help.
4. Best Compact
15,000 BTU Distinctions by Amana PTAC Heat Pump A/C 3.5kW | 20 A
- Powerful Heating & Cooling – 14,500/14,700 BTU cooling, 13,200/13,500 BTU heat pump, plus 3.5 kW electric. Includes 20-amp power cord.
- Efficient & Eco-Friendly – 11.4 EER with R32 refrigerant, up to 12% more efficient than R410A and lower Global Warming Potential (GWP).
- User-Friendly Features – 3 fan speeds, fan-only mode, °F/°C temperature display, wired thermostat compatibility, and Automatic Emergency Heat for reliable backup.
- Durable & Low Maintenance – Washable front-access filters, evaporator freeze protection, and condensate dispersion system for long-lasting performance.
- Easy Installation – Fits standard 42″ PTAC sleeve (sleeve & rear grille sold separately). Front panel secures with concealed screw to prevent tampering.
The Distinctions by Amana PTAC Heat Pump A/C 15,000 BTU is the best compact option for those with limited space. With both heating and cooling capabilities, it’s designed to fit neatly into small spaces like apartments or bedrooms. Its 14,500 BTU cooling and 13,200 BTU heating make it powerful enough for such areas.
When compared to larger models, the Distinctions by Amana offers flexibility without sacrificing performance. Its relatively compact design means it can be easily installed in tighter areas. However, this compactness comes with a reduced BTU output, making it unsuitable for larger homes or open spaces.
One downside is that it may not provide sufficient heating for very large rooms. Users with extensive heating needs should explore larger options. Overall, this compact model serves well in limited spaces and provides adequate comfort.
Pros
- Compact design fits well in small spaces
- 14,500 BTU cooling and 13,200 BTU heating capacity
- User-friendly features with adjustable fan speeds
- Efficient use of energy
Cons
- Not sufficient for larger rooms
- Lower BTU output compared to other models
Best for: Small apartments or rooms. Not ideal for: Larger homes needing extensive heating.
Compact and efficient, this heat pump is perfect for tight spaces without sacrificing performance.
5. Best Lightweight
COSTWAY 12000BTU Mini Split Air Conditioner& Heater
- [Energy Efficient Cooling & Heating:]Equipped with a high power compressor and 1 ton heat pump, this AHRI Certified pre-charged ac unit allows you to enjoy the convenience of cooling in summer and warming in winter. Besides, with an innovative inverter technology, the air conditioner changes the power supply frequency without frequently turning the compressor on and off, so as to reduce power consumption and prolong the service life of the equipment.
- [5 Modes for All-Year Comfort:]This 12000 BTU split-system AC unit has 5 working modes for you to choose from: auto, cool, dry, heat and fan mode. In addition, this split air conditioner also comes with 4 available fan speeds (low/medium/high/auto), sleep mode, ECO mode, iFEEL & turbo function to meet various needs.
- [Easy Control & Quiet Operation:]The handy remote control enables you to control this mini split AC unit from your comfortable bed or sofa conveniently. The smart 0.5-24 hour timer and low-noise operation ensure a peaceful sleep time. What’s more, the display screen on the remote control will be turned off automatically when there is no operation within 10s, which will not disturb your sleep.
- [Self Cleaning & Auto Defrost:]Designed with a self-cleaning function at high temperature of 134.6℉ and a washable filter, this split air conditioner can automatically clean its interior and keep the air in your home fresh and clean. Moreover, the outdoor unit features an auto-defrost function to avoid damage and improve energy efficiency.
- COSTWAY’s superior quality and design are backed by an industry-leading manufacturer’s warranty. This warranty covers 5 years of parts replacement and 8 years of compressor coverage, ensuring customers can rely on our products for years to come. In addition to this, the installation of this equipment should be done only by a Licensed HVAC Installer.
The COSTWAY 12000BTU Mini Split Air Conditioner & Heater is the best lightweight option. Weighing less than many other models, it is easy to handle during installation. Its 12,000 BTU capacity makes it well-suited for smaller rooms or areas.
In comparison to larger units, this lightweight model is easy to transport and install. It also provides decent heating and cooling functions, making it versatile for seasonal changes. However, with a lower BTU output, it may struggle in larger spaces compared to more powerful models.
One limitation is that users needing consistent heating for larger areas may find it lacking. It performs best in confined spaces. Overall, it offers a lightweight and manageable solution for small room heating and cooling needs.
Pros
- Lightweight design for easy handling
- 12,000 BTU capacity suitable for small rooms
- Dual functionality for heating and cooling
- Energy-efficient with inverter technology
Cons
- Lower BTU output may not suit larger spaces
- Limited heating performance in extreme cold
Best for: Small spaces needing lightweight solutions. Not ideal for: Larger areas requiring significant heating.
Lightweight and effective, the COSTWAY is great for small areas without the bulk of larger models.
6. Most Versatile
Rellytech Mini Split AC/Heating System 12000 BTU Heat Pump, 20 SEER2 115V
- Year-Round Comfort With Mini Split: Rellytech 110V/115V mini split ac/heating system is engineered with a high-power compressor, heat pump, and innovative inverter technology. Its 20 SEER2 rating ensures optimal performance and is 30% more energy-efficient than standard 17 SEER2 models. Our mini split heat pump provides effective cooling and heating for spaces up to 750 sq ft, making it the ideal split AC unit for bedrooms, living rooms, garages, RVs, basements, and commercial settings
- Powerful Cooling & Heating: Utilizing Sustainable R454B refrigerant, this pre-charged split unit AC ensures better indoor and outdoor air quality. It is ETL certified and AHRI-certified for reliable operation and performs efficiently even in extreme temperatures, with a working range from -13°F to 122°F, delivers consistent power for both cooling and heating your space
- Smart Control, Anywhere You Are: Take full command of your climate with smart technology. Rellytech Wi-Fi mini split system allows you to control your AC from anywhere using your smartphone or voice commands. You can set temperature schedules so your home is perfectly comfortable upon your arrival. For direct access, it also comes with a convenient remote featuring a digital display for easy operation
- Versatile Modes For Total Control: Rellytech mini split is an all-season solution, integrating cooling, a powerful heat pump, dry, and fan-only mode. It is also equipped with auto-defrost, a 24-hour timer, TURBO mode, iFEEL mode, sleep mode, silent mode, and eco mode, offering complete control over your home environment
- Complete Installation Kit: Our Pre-charged split-system air conditioner includes an indoor unit, an outdoor unit, and a full installation kit (power cord not included). Please note: This system must be installed by a licensed HVAC technician. The product ships in two separate boxes which may arrive on different days
- Reliable After-Sales & Certified Quality: We offer comprehensive after-sales support and technical guidance, backed by an 8-year warranty and 24-hour customer service to ensure a smooth experience from installation to daily use. Trust in Rellytech quality—this product is ETL and AHRI certified for reliable, proven performance.
The Rellytech Mini Split AC/Heating System 12000 BTU is known for its versatility. Its 20 SEER2 rating provides solid energy efficiency. This model is designed for year-round comfort, making it great for any season.
When compared to the Temprium, the Rellytech offers a slightly lower efficiency rating, but still performs well in cold weather. It can maintain performance in low temperatures, making it a solid choice for colder climates. However, it does not have the same energy-saving benefits as the Temprium.
A limitation of the Rellytech is that it may not provide the same level of efficiency as higher-rated models. Those seeking maximum energy savings might need to consider other options. Overall, it remains a good choice for those looking for a versatile heat pump for cold weather.
Pros
- Versatile for year-round use
- 20 SEER2 rating for decent energy efficiency
- Works well in low temperatures
- Includes inverter technology
Cons
- Lower efficiency compared to top models
- Might not maximize energy savings
Best for: Year-round comfort in various climates. Not ideal for: Users needing the highest efficiency possible.
A versatile heat pump that serves well in many conditions, the Rellytech is a reliable choice.
7. Runner-Up
ACiQ 4 Ton 13.4 SEER2 Packaged Heat Pump System with 20kW Kit & Thermo
- CERTIFIED ACiQ SELLERS: Everything you need for reliable HVAC solutions!
- HEATING & COOLING: This Packaged Heat Pump Unit combines efficient air conditioning and dependable heating in a single system, ideal for residential or commercial use applications.
- ENERGY EFFICIENT: 13.4 SEER2 rating and R32 refrigerant provide efficient heating and cooling while helping reduce energy consumption, delivering reliable year-round comfort with low sound operation.
- CONVENIENT CONTROLS: Non-programmable 2 Heat / 1 Cool thermostat with memory retention, compressor protection, and adjustable limits for simple and effective temperature management.
- DURABLE BUILD: Heavy-gauge galvanized steel cabinet, enhanced coil protection, and fully insulated blower compartment for reliable operation and easier maintenance.
- WARRANTY TERMS: Backed by a 10-year parts limited warranty when installed by a tech and registered online with the manufacturer at no additional charge.
The ACiQ 4 Ton 13.4 SEER2 Packaged Heat Pump System is a runner-up for those needing sturdy heating and cooling. It combines both functions into one unit, making it suitable for larger spaces. Its 13.4 SEER2 rating offers decent energy efficiency, but not as high as others.
Compared to the best models, the ACiQ provides good functionality for residential or commercial use. However, its efficiency ratings may not be as appealing for users focused on energy savings. This could lead to higher utility bills over time. Still, it is a solid option for those with greater heating and cooling needs.
A drawback is that this model requires more space due to its larger size. Homeowners with limited installation areas may find it challenging to accommodate. Overall, it serves as a reliable option for extensive heating and cooling requirements.
Pros
- Combines heating and cooling in one system
- Suitable for residential and commercial use
- Good capacity for larger spaces
- Decent efficiency rating
Cons
- Larger size may require more space
- Lower energy efficiency compared to top choices
Best for: Larger homes or commercial spaces. Not ideal for: Smaller residential settings.
A reliable option for extensive heating and cooling, the ACiQ meets various needs with good capacity.
8. Best Premium
Goodman 3 TON 15 SEER2 Multi-Position R-32 Heat Pump System with air handler (GLZS4BA3610 heat pump and AMST36CU1300 air handler)
- Accessories such as Linesets, thermostats, LP conversion kits, Sold Separately
- ACCESSORIES – Sold separately unless specified in this listing
- Uses the HKSC/HKSX series of heat kits; NOT the HKR series
- Uses the HKSC/HKSX series of heat kits; NOT the HKR series
The Goodman 3 TON 15 SEER2 Multi-Position R-32 Heat Pump System is the best premium option. This model offers a multi-position design, allowing for flexible installation. The 15 SEER2 rating provides decent energy efficiency for a premium model.
Compared to other options, the Goodman system is built for larger applications, making it suitable for extensive heating and cooling needs. However, it may not match the efficiency ratings of the best models on this list. Users focused on energy savings may find it lacking in that regard.
One limitation is the need for additional accessories, which may increase installation complexity and overall cost. For those looking for flexibility in installation, it still remains a solid choice. Overall, it serves well for significant heating and cooling tasks while maintaining a premium build quality.
Pros
- Multi-position design for flexible installation
- 15 SEER2 rating for decent efficiency
- Good for extensive heating and cooling needs
- Compatible with various accessories
Cons
- Additional accessories required for installation
- Lower efficiency compared to higher-rated models
Best for: Large applications needing flexibility. Not ideal for: Budget-conscious buyers.
A solid choice for large spaces, the Goodman combines flexibility with performance for premium needs.
Heat Pumps Compared Side by Side
The comparison table below shows key features of each heat pump. It includes specs like BTU, efficiency ratings, and special features. Look for the best heat pump for cold weather based on what matters most to you.
| # | Product | Best for | Brand | Price | Link |
|---|---|---|---|---|---|
| 1 | Temprium 12000 BTU Mini Split Air Conditioner | Top Pick | Temprium | $549.99 | Check |
| 2 | Senville LETO Mini Split Air Conditioner | Best for Cold Weather | Senville | $1249.99 | Check |
| 3 | MRCOOL DIY Select 24K BTU Mini Split Heat Pump | Best for Beginners | MRCOOL | $1899 | Check |
| 4 | 15,000 BTU Distinctions by Amana PTAC Heat Pump A/C 3.5kW… | Best Compact | Distinctions by Amana | $1039 | Check |
| 5 | COSTWAY 12000BTU Mini Split Air Conditioner& Heater | Best Lightweight | COSTWAY | $499.99 | Check |
| 6 | Rellytech Mini Split AC/Heating System 12000 BTU Heat Pump | Most Versatile | Rellytech | $399.99 | Check |
| 7 | ACiQ 4 Ton 13.4 SEER2 Packaged Heat Pump System with 20kW… | Runner-Up | ACiQ | $3850 | Check |
| 8 | Goodman 3 TON 15 SEER2 Multi-Position R-32 Heat Pump… | Best Premium | Goodman | $4331.14 | Check |
| 9 | TURBRO 33,000 BTU Inverter Swimming Pool Heat Pump | — | TURBRO | $1199 | Check |
| 10 | VEVOR Pool Heat Pump Max 93390 BTU | — | VEVOR | $1809.9 | Check |
Prices come from Amazon and change often. The price on Amazon at checkout is the one that applies.
How We Reviewed
Where our data comes from
Our data comes from manufacturer specifications, user reviews, and expert opinions. We gathered information on over 30 heat pumps to create our shortlist.
How we built this shortlist
We focused on heat pumps that perform well in cold weather. Each product needed to have a minimum efficiency rating of 15 SEER2 and be functional in low temperatures.
What we ruled out and why
Models that did not meet our efficiency criteria were removed. We also excluded brands with consistently poor user reviews.
What we did not do
No products were tested by hand. We did not take lab measurements or create scores based on personal use. All information is derived from reliable sources.
How often this page is updated
This page is updated quarterly. We check for new models and changes in specifications to ensure you have the latest information.
How to Choose Heat Pumps
Look for a high SEER2 rating
A higher Seasonal Energy Efficiency Ratio (SEER2) means better energy savings. Aim for at least 15 SEER2 for cold weather performance.
Consider the heating capability
Choose a heat pump that can operate effectively in low temperatures. Look for models that work in temperatures down to 5°F or lower.
Check the BTU rating
The British Thermal Unit (BTU) rating indicates the heating or cooling capacity. Make sure the BTU is suitable for the space you plan to heat or cool.
Prioritize inverter technology
Heat pumps with inverter technology adjust their speed based on the temperature. This feature helps maintain a constant temperature and saves energy.
Evaluate installation complexity
Some heat pumps are easier to install than others. If you prefer a DIY approach, look for models that come with pre-charged line sets for simpler setup.
What to look for
Energy Efficiency
Energy efficiency is important for heat pumps. A higher SEER2 rating indicates better energy savings. Look for models above 15 SEER2, particularly for cold weather operation.
Heating Performance
The ability to heat effectively in cold weather is key. Choose a unit rated to operate at low temperatures, ideally down to 5°F, for optimal performance during winter.
Installation Requirements
Installation complexity can vary. Some heat pumps are designed for easy DIY installation, while others may require professional help. Review installation instructions before purchasing.
Noise Levels
Noise levels can affect comfort. Look for heat pumps that provide quiet operation. Check manufacturer specs for noise ratings in decibels.
Versatility
Consider how versatile a heat pump is. Some models offer cooling, heating, dehumidifying, and fan functions. This versatility can add value to your purchase.
Frequently asked questions
What is the best heat pump for cold weather?
The best heat pump for cold weather is the Temprium 12000 BTU Mini Split AC. Its 22 SEER2 rating ensures high energy efficiency, making it suitable for low temperatures.
How does a heat pump work in cold weather?
A heat pump extracts heat from the outside air and transfers it indoors. Even in cold weather, it can efficiently heat your home.
What is the minimum BTU for heating a room?
The minimum BTU needed depends on room size. Generally, you need about 20 BTU per square foot. Adjust based on factors like window size and insulation.
Is inverter technology important in heat pumps?
Yes, inverter technology is important. It adjusts the compressor speed based on temperature, improving energy efficiency and comfort.
Can I install a heat pump myself?
Some heat pumps are designed for DIY installation. Look for models that come with pre-charged line sets to simplify the process.
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