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Explore the heat pump reference and choose a starting topic.

See what a heat pump costs in 2026, including installation prices by system type, major cost factors, rebates, replacement costs and ways to save.

Compare the best heat pumps of 2026 for cold climates, efficiency, ducted homes and compact installations using current specifications.

Compare the best heat pump brands of 2026 by cold-climate performance, efficiency, product range, warranty and ideal use case.

Learn how heat pump installation works, what it costs, how your system should be sized and what to demand from your HVAC contractor.

Find out when to replace a heat pump, what replacement costs in 2026, repair-vs-replace factors and how to choose your next system.

Heat pump repair costs about $161-$661 for many common jobs in 2026. Diagnose common problems, compare repair costs and know when to replace.

Find heat pump rebates available in 2026, including state Home Energy Rebates, utility incentives, income limits and how to claim them.

The federal residential heat pump tax credit ended for systems placed in service after December 31, 2025. See the current 2026 rules.

Find heat pump installers near you and learn how to compare quotes, Manual J calculations, equipment, warranties and installation quality.

Compare air-source, ducted, ductless, cold-climate, geothermal and dual-fuel heat pumps to find the right system for your home and climate.

Learn how air-source heat pumps work, how ducted and ductless systems differ, what efficiency ratings mean and whether one fits your home.

Learn how ducted heat pumps work, when existing ducts can be reused, what efficiency ratings matter and how to compare central heat pump systems.

Learn how ductless mini-split heat pumps work, where they make sense, single-zone vs. multi-zone options and what to know before installation.

Learn how cold-climate heat pumps are qualified, what 5°F capacity and COP mean, how to size one and what to compare before buying.

Learn how geothermal heat pumps work, open-loop vs. closed-loop systems, efficiency, lifespan, installation tradeoffs and whether geothermal fits your home.

Learn how dual-fuel heat pumps combine an electric heat pump with a gas or oil furnace, when they make sense and how switchover controls work.

Compare major heat pump brands including Mitsubishi, Bosch, Carrier, Daikin and Trane by system type, efficiency, cold-climate capability and ideal use case.

Compare Mitsubishi Electric heat pumps, including H2i Hyper-Heating, ductless systems and intelli-HEAT dual-fuel options for U.S. homes.

Compare Daikin heat pumps, including FIT AURORA cold-climate performance, compact side-discharge design, R-32 refrigerant and installation fit.

Compare Carrier heat pumps, including Infinity 24 efficiency, variable-speed comfort, humidity control and what to know before choosing a Carrier system.

Compare Trane heat pumps for 2026, including the 20 TruComfort variable-speed platform, cold-climate models and multi-speed options.

Compare Bosch residential heat pumps, including IDS Ultra cold-climate performance, efficiency, installation fit and what to know before buying.

Compare heat pumps with furnaces, air conditioners, mini-splits, geothermal systems and propane heating to find the right setup for your home.

Compare heat pumps and furnaces by efficiency, cold-weather performance, operating cost, comfort, installation and existing-home fit.

Compare a heat pump and central air conditioner by cooling performance, heating capability, efficiency, installation cost and ideal use case.

Compare central ducted heat pumps and ductless mini-splits by installation, zoning, efficiency, appearance, ductwork and whole-home cost.

Compare air-source and geothermal heat pumps by efficiency, installation cost, cold-weather performance, lifespan, site requirements and payback.

Compare a heat pump and propane heating by operating cost, efficiency, cold-weather performance, installation, cooling and fuel-price risk.

Learn how heat pumps are sized using heating and cooling loads, BTU/h, tonnage and Manual J - and why square footage alone is not enough.

Find out how heat pump size is determined from Manual J heating and cooling loads, BTU/h, tonnage and cold-weather capacity.

Learn what BTU/h means for heat pumps, how it relates to tonnage and why nominal capacity is different from real heating output in cold weather.

Learn what heat pump tonnage means, how tons convert to BTU/h and why nominal tonnage should not be chosen from square footage alone.

Learn what an ACCA Manual J load calculation measures, what inputs it uses, how it affects heat pump sizing and what to ask your HVAC contractor.

Understand heat pump efficiency using SEER2, HSPF2, EER2 and COP, including cold-weather performance and electricity consumption.

Learn how a heat pump moves heat using refrigerant, a compressor, indoor and outdoor coils, and a reversing valve to heat and cool a home.

Learn what SEER2 means, how it differs from SEER, current ENERGY STAR heat-pump requirements and how to use SEER2 when comparing systems.

Learn what HSPF2 means, current ENERGY STAR thresholds, how it differs from COP and why cold-climate buyers need more than one efficiency number.

Estimate heat pump electricity usage using capacity, COP, runtime and utility rates, with examples showing why kWh consumption changes by weather and home.

Learn how heat pump efficiency and capacity change in cold weather, what COP at 5°F means and how to compare cold-climate systems.

Explore installation, replacement, running, and repair budgets with sourced benchmarks and project-specific cost factors.

Heat pump installation averages about $15,393 in 2026 marketplace data. See costs for ducted, ductless and hybrid systems plus the biggest price factors.

See what affects heat pump replacement cost in 2026, including equipment, labor, ducts, electrical work, disposal, rebates and repair-vs-replace decisions.

Calculate heat pump running cost from electricity use, COP, weather and utility rates. Includes formulas and examples without fake national averages.

Heat pump repair commonly costs $161-$661 in 2026, with an average around $410. See current ranges for common components and repair decisions.

Learn how heat pump selection changes by climate, from cold and freezing winters to hot-humid and cooling-dominated regions.

Heat pumps can work in cold climates when properly selected. Learn how to compare 5°F capacity, COP, Manual J load, backup heat and winter installation.

Heat pumps can be an excellent fit in hot climates. Learn what to prioritize for cooling load, SEER2, part-load operation, ducts and installation.

Learn how heat pumps handle hot-humid and mixed-humid climates, including latent load, oversizing, variable speed, ducts and humidity control.

Heat pumps can operate below freezing. Learn how capacity, COP, defrost and auxiliary heat change as temperatures fall.

Use DOE Building America climate regions to see which heat-pump performance, sizing, humidity and cold-weather factors matter most where you live.

Use this heat pump maintenance checklist for filters, outdoor-unit care, professional service, winter checks and signs your system needs repair.

Basic heat pump maintenance may cost about $80-$150 per year in 2026 consumer cost data, while broader service costs more depending on scope.

See what a heat pump tune-up should include, how often ENERGY STAR recommends professional check-ups and how to compare HVAC service visits.

Learn which heat pump cleaning tasks are safe for homeowners, including filters and loose outdoor debris, and which jobs should be left to HVAC technicians.

ENERGY STAR recommends checking central heat pump filters monthly. Learn filter locations, replacement timing and why higher MERV is not always better.

Use this winter heat pump maintenance checklist for snow clearance, filters, outdoor airflow, defrost behavior and auxiliary heat.

Heat pumps commonly last around 10-15 years, though some last longer. Learn what affects lifespan and when repair begins to make less sense.

Explore safe homeowner checks for common heating, cooling, and icing problems, and prepare useful details for a service visit.

If your heat pump is not heating, check thermostat settings, airflow, breakers and outdoor-unit condition before calling a technician. Learn the common causes.

If your heat pump is not cooling, check thermostat mode, filters, airflow, breakers and outdoor-unit condition. See common causes and when to call a pro.

A heat pump can blow cooler-feeling air and still heat normally. Learn when cold air is normal, when defrost is involved and when to call a technician.

Some outdoor-coil frost is normal in heating mode. Learn when heat-pump icing is excessive, what safe checks to make and when defrost problems need service.

Variable-speed heat pumps can run for long periods normally. Learn when constant operation is expected and when airflow, sizing, controls or faults need attention.

Short cycling means a heat pump turns on and off too frequently. Learn common causes including oversizing, airflow, thermostats and equipment faults.

Heat pumps make normal compressor, fan and defrost sounds. Learn which grinding, screeching, buzzing or banging noises deserve professional service.

If the heat pump outdoor unit is not running, check thermostat mode, breakers and visible obstructions safely before calling an HVAC technician.

A high heat pump electric bill can come from weather, auxiliary heat, rates, filters, ducts, controls or equipment faults. Diagnose the change methodically.

AUX heat is supplemental heat used when the heat pump needs help, often during cold weather, defrost or recovery. Learn when it is normal and when to investigate.

Emergency Heat is a backup-heating mode for heat-pump systems. Learn how it differs from AUX heat, when it is appropriate and why it can cost more.

Heat pumps periodically defrost the outdoor coil in cold, damp weather. Learn what normal defrost looks like and when persistent ice indicates a problem.

Explore installation steps, ductwork requirements, and how to choose a heat pump installer.

See what happens before, during and after heat pump installation, from Manual J and equipment selection to electrical work, commissioning and final handoff.

Learn when existing ductwork can be reused with a heat pump, when ducts need modification or replacement and why Manual D airflow design matters.

Use this heat pump installer checklist to compare Manual J sizing, equipment selection, commissioning, warranties, rebates and complete project scope.

Use local size, savings, and project-budget calculators to compare assumptions and prepare for installer conversations.

Use current 2026 cost datasets to estimate a planning benchmark for ducted, ductless, hybrid or geothermal heat-pump installation before requesting local quotes.

Estimate a heat pump sizing range or convert a known Manual J load into BTU/h and nominal tonnage. Planning tool only - not a substitute for Manual J.

Compare estimated annual heating operating costs for a heat pump vs. natural gas, propane, heating oil or electric resistance using your own fuel usage and rates.

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See how HeatPumps.wiki evaluates heat-pump equipment, prices, efficiency, cold-climate performance, rebates and comparison questions.

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