HVAC Equipment & Systems Online: ACs, Furnaces & Heat Pumps, Same-Day Shipping (2026)
Voomi Supply sells HVAC equipment online for residential and commercial projects, from central air conditioners and gas furnaces to heat pumps and compressors. Order named brands like Goodman, Daikin, Rheem, and MRCOOL, with in-stock small parcel orders placed before 2 PM EST shipping same day, plus a 30-day return policy and financing at checkout.
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MRCOOL
MRCOOL HHP15060FA ProDirect 5 Ton 15 SEER2 Central Split System Heat Pump Condenser
$2,016.48
Out of stock
INTERNATIONAL COMFORT PRODUCTS
Icp n4a724gka 2 Ton 17 Seer Air Conditioner 208/230V
$1,942.19
Out of stock
GOODMAN
Goodman GC9S960403BN Furnace 96% AFUE 40000 BTU Downflow Horizontal ECM Single-Stage
$1,090.56
In stock, final sale
TRANE
Trane COM08726 200-230V 3 PH 6 Ton R22 Compressor
$2,933.64
In stock
AIRREX
Airrex HSC-14R Portable Spot Cooler 14000 Btu/h
$3,046.18
In stock
COPELAND
Copeland ZP103KCE-TF5-950 Compressor 105000 BTU R410A
$3,811.75
$3,448.01
In stock
Brands we carry
Equipment from established manufacturers, sourced to meet professional standards.
Common HVAC Applications
Our HVAC equipment is commonly used for:
Air conditioner vs. heat pump vs. furnace vs. packaged unit
Your choice depends on climate, building type, and existing infrastructure.
| System type | What it does | Best for |
|---|---|---|
| Air conditioner | Cooling only | Homes with a separate heating system already in place |
| Heat pump | Heating and cooling in one system | Moderate climates, year-round efficiency |
| Furnace | Heating only (gas, electric, or oil) | Colder climates needing strong heat output |
| Packaged unit | All-in-one heating and cooling | Simplified installation, limited indoor space |
SEER2, AFUE, and HSPF: what the ratings mean
| Rating | What it measures | Applies to |
|---|---|---|
| SEER2 | Cooling efficiency | Air conditioners, heat pump cooling mode |
| AFUE | Heating efficiency | Furnaces |
| HSPF | Heating efficiency | Heat pump heating mode |
Typical SEER2 ranges: 14–16 SEER2 for standard efficiency, 16–18 SEER2 for balanced performance and savings, 18+ SEER2 for maximum long-term savings in warmer climates. Higher ratings reduce energy consumption and operating costs over time.
Higher-efficiency equipment may also require matched indoor components to achieve its published efficiency ratings. Manufacturer-certified system matches are important when replacing only part of an HVAC system.
Refrigerant considerations
Many newer HVAC systems use lower-global-warming-potential (GWP) refrigerants that differ from older equipment. Before replacing an outdoor unit or compressor, verify that the new equipment is compatible with your existing system and refrigerant type. Using incompatible components can reduce performance, increase repair costs, and may affect manufacturer warranty coverage.
How to choose the right system size
Proper sizing ensures consistent comfort and optimal energy use. Match system capacity to your square footage and insulation conditions. Climate, insulation levels, window area, ceiling height, occupancy, ductwork, and air leakage all affect the required capacity. Licensed contractors typically perform a Manual J load calculation to determine the correct system size before installation.
Undersized systems
Struggle to maintain temperature, running constantly without reaching the target setpoint, and wear out faster from the extra strain.
Oversized systems
Cycle on and off too often, which reduces efficiency, shortens equipment life, and leaves indoor humidity poorly controlled.
Before you order: verify system compatibility
Replacing only one component doesn't always mean every unit will work together. Before purchasing HVAC equipment, confirm:
- Refrigerant type (R-454B, R-32, R-410A, etc., depending on manufacturer and system generation)
- Voltage and phase requirements
- Cooling capacity (tonnage or BTU)
- Approved indoor/outdoor equipment match
- Blower capacity
- Electrical requirements
- Ductwork compatibility
- Thermostat compatibility for communicating systems
Signs it's time to replace your system, not just repair it
| Sign | Why it matters |
|---|---|
| System is 10-15+ years old | Most equipment reaches the end of its expected service life in this window |
| Frequent repairs | Repeated breakdowns often cost more over a year or two than replacing the unit |
| Rising energy bills | Unexplained increases usually mean the system is losing efficiency as it ages |
| Inconsistent heating or cooling | Uneven temperatures or humidity control point to a system struggling to keep up |
| Uses R-22 refrigerant | Older systems on phased-out refrigerant get harder and more expensive to service over time |
What to expect when installing new HVAC equipment
Professional installation is required for full systems, and a bit of planning avoids delays.
Before installation
- Most jurisdictions require a permit for HVAC equipment replacement, your installer typically handles this
- Higher-SEER2 equipment can draw more current, have your electrical panel capacity checked
- Confirm the new unit's dimensions fit the existing space or pad
During installation
- A straightforward like-for-like swap is often a single day's work
- Ductwork changes or electrical upgrades extend the timeline
- A licensed technician evacuates and charges the refrigerant system to manufacturer specs
After installation, the technician verifies airflow, refrigerant charge, electrical performance, thermostat operation, and overall system performance before placing the equipment into service.
Why buy HVAC equipment from Voomi Supply
Wide selection, one place
A complete catalog covering air conditioners, heat pumps, furnaces, and components for any project size.
Detailed product information
Clear specifications and organized categories make it easy to verify compatibility and compare models with confidence.
Technical product documentation
Manufacturer specifications, dimensions, performance ratings, installation manuals, and compatibility information available before purchase.
HVAC equipment glossary
Quick definitions for the system types buyers search for most.
- Heat pump
- A single system that provides both heating and cooling by moving heat rather than generating it, more efficient than a furnace in moderate climates. Shop heat pumps →
- Packaged unit
- Combines the condenser, compressor, and air handler into one outdoor cabinet, common where indoor space is limited. Shop packaged units →
- Condenser
- The outdoor unit that releases heat absorbed from indoor air, a core component of any split-system AC or heat pump. Shop condensers →
- Air handler
- The indoor unit that circulates conditioned air through the ductwork, paired with an outdoor condenser or heat pump. Shop air handlers →
- Ductless mini split
- A heating and cooling system with no ductwork, using individual indoor units connected to an outdoor compressor. Shop mini splits →
- Compressor
- The component that pressurizes refrigerant to move heat through the system, often called the "heart" of an AC or heat pump. Shop compressors →
Freight delivery on large equipment
Larger HVAC equipment ships by LTL freight carrier. Lift gate service is included at no additional charge, allowing delivery without a loading dock. Inspect freight shipments upon arrival and note any visible shipping damage before signing the delivery receipt.
Manufacturer warranty
Voomi Supply offers warranties on many equipment products. Warranty terms vary by manufacturer and product. Many manufacturers require equipment registration within a specified period after installation, and some warranties require installation by a licensed HVAC contractor. Our team can help explain warranty coverage before you purchase.
Frequently asked questions
What types of HVAC supplies online does Voomi Supply offer?
Residential cooling (central AC systems, ductless mini splits, air handlers, condensers, evaporator coils, PTAC units, window air conditioners), residential heating (furnace and AC split systems, heat pump systems, baseboard and electric heaters, gas and electric furnaces), commercial equipment (commercial AC and heating units, packaged units, evaporative coolers, refrigeration equipment), and compressors (reciprocating, rotary, scroll, and semi-hermetic, plus parts and accessories).
Does Voomi Supply carry products from specific heating and cooling brands?
Yes. Bohn Refrigeration, Bard Manufacturing, Copeland, Daikin Comfort, Goodman, Mitsubishi Electric, MRCOOL, and Rheem.
What SEER or SEER2 rating should I choose for my system?
14–16 SEER2 covers standard efficiency for most homes, 16–18 SEER2 balances performance and energy savings, and 18+ SEER2 is high efficiency, ideal for long-term savings and warmer climates.
Do I need a professional to install HVAC equipment?
Yes, professional installation is strongly recommended. HVAC systems require proper sizing, electrical setup, refrigerant handling, and system calibration. A licensed technician ensures safe installation and can be necessary to maintain warranty coverage.
Do you offer fast shipping for HVAC equipment?
Yes. Most in-stock small parcel orders placed before 2 PM EST ship the same day, with delivery options ranging from 1 to 5 business days depending on the selected shipping method, and tracking information sent once your order ships.
Is it safe to buy HVAC equipment online?
Yes. Secure checkout protects transactions, and you can review product specifications, compare options, and access a wider selection than local stores. Voomi Supply offers order tracking, customer support, and verified shipping.
Can homeowners purchase HVAC supplies, or are they for professionals only?
Homeowners can purchase HVAC supplies online, especially maintenance items like filters, thermostats, and basic replacement parts. Equipment such as compressors or full HVAC systems typically requires professional installation due to safety, licensing, and warranty requirements.
How do I know if a new condenser will work with my existing indoor coil?
Outdoor condensers and indoor coils should be manufacturer-approved matches whenever possible. Matching equipment helps achieve published efficiency ratings, maintain proper refrigerant performance, and preserve warranty eligibility. If you're replacing only one component, verify compatibility before ordering.
Read more
Visit the blog →Keep shopping
CategoryCentral AC SystemsComplete cooling systems
CategoryGas & Electric FurnacesResidential heating
CategoryHeat Pump SystemsYear-round comfort
HubHVAC Replacement PartsControl boards, capacitors & more
CategoryDuctless Mini SplitsSingle and multi-zone systems
CategoryHVAC ToolsGauges, vacuum pumps, kits
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