Mini Split Heat Pump Systems for Long Island, NY
Ductless mini split heat pumps for Nassau County and Suffolk County homes — ranch houses, cape cods, Levittown-era builds, garages, finished basements, and beachfront properties. Year-round heating AND cooling, NYSERDA rebates up to $500/ton, PSEG LI rebates, no NY sales tax, and free freight shipping from our Medley, FL warehouse. Cooper & Hunter, OLMO, and BRAVO — authorized dealer.
Why Long Island homeowners choose MiniSplitsforLess
Long Island — Nassau County and Suffolk County combined — is home to nearly 2.9 million people living in some of the most varied residential housing in the Northeast: 1950s Levittown ranch homes, cape cods, large Suffolk County colonials, beachfront bungalows, garages-turned-living-spaces, and finished basements. What these homes share: many lack central AC entirely, or are stuck with aging, inefficient systems. PSEG Long Island customers pay among the highest electricity rates in the United States — which makes high-efficiency heat pumps not just comfortable, but economically critical. Switching from oil heat to a heat pump mini split can save $1,500–3,000 per year. Add NYSERDA rebates up to $500/ton, PSEG LI rebate programs, and the federal 25C tax credit, and the payback period on a quality system is shorter than nearly anywhere else in the country.
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Authorized Dealer — Cooper & Hunter, OLMO, BRAVO (Not Grey Market)
Every system we ship to Long Island is sold as an authorized dealer for Cooper & Hunter, OLMO, and BRAVO. Grey-market units from unauthorized resellers void manufacturer warranties and may fail NY State inspection or NYSERDA rebate verification. Our units ship with full factory warranty, legitimate serial numbers, and ENERGY STAR certification — all required for NYSERDA and PSEG LI rebate applications and NY State contractor permit work.
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Ships from Medley, FL — ~1,300 Miles, 3–5 Business Days Free Freight
Our fulfillment warehouse is in Medley, FL (Miami area). Long Island is approximately 1,300 miles away — orders ship by freight carrier and arrive in 3–5 business days at no charge on orders over $300. Medford (our top Long Island market, 58 orders), Massapequa, Huntington, West Babylon, and every other Long Island town are within our standard free freight zone. No hidden residential delivery upcharges, no liftgate surprises. What you see at checkout is what you pay.
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HVAC Specialists Who Understand NY's Climate and Rebate Landscape
When you call 855-775-4822, you reach specialists who understand Long Island's unique combination: cold winters requiring -22°F rated heat pumps, humid summers requiring high-SEER2 equipment, PSEG LI's rate structure (among the highest in the US), and the NYSERDA rebate program requirements. We help you pick the right system to maximize rebate eligibility and ensure you're not buying a unit that's undersized for a Long Island winter.
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No NY Sales Tax + NYSERDA + PSEG LI + Federal 25C — Stack All Three
New York State does not charge sales tax on qualifying HVAC equipment. On top of that, you can stack NYSERDA rebates (up to $500/ton), PSEG Long Island utility rebates, and the federal Section 25C heat pump tax credit (30% of equipment cost, up to $2,000/year). Stacking all three incentives dramatically reduces your net out-of-pocket cost. We provide ENERGY STAR documentation and AHRI certificates needed for all three rebate applications. Call us to confirm which models qualify at current NYSERDA tiers.
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Built for Long Island's Housing Stock — Ranch Homes, Cape Cods, Additions
Long Island's 1950s–1970s Levittown-era ranch and cape cod homes were built before modern AC became standard. Many have no ductwork, or ductwork too old or inefficient to upgrade. Mini splits are the ideal retrofit: one outdoor condenser, lineset run through a 3-inch hole, wall-mounted indoor head — no ductwork required. Perfect for adding comfort to a cape cod's upstairs bedrooms, a finished basement workshop, a detached garage, or a bonus room addition without a full HVAC redesign.
Long Island climate & delivery facts
Replace oil heat with a mini split heat pump — save $1,500–3,000/year
Long Island has one of the highest concentrations of oil-heated homes in the United States. With heating oil prices at $3.50–4.50+/gallon and Long Island winters requiring 800–1,000+ gallons per season, many households spend $3,000–4,500/year on heating oil alone. A properly sized heat pump heat pump operates at 200–400% efficiency (COP 2.0–4.0) versus oil heat at approximately 80–90% — delivering the same heating output for a fraction of the energy cost.
How much can you save vs. oil heat?
A typical Long Island home burning 900 gallons of oil per season at $4.00/gallon spends $3,600 on heating. A heat pump delivering the same heat output at a COP of 3.0 uses roughly 1/3 the energy cost. At PSEG LI rates averaging $0.25–0.30/kWh, equivalent electric heat pump heating costs approximately $900–1,400/season — savings of $2,200–2,700 per year. Factor in the NYSERDA rebate and federal 25C credit, and most Long Island homeowners break even on equipment cost within 3–5 years. Some Suffolk County homeowners with larger oil bills report savings exceeding $3,000 annually.
Will it heat in a Long Island winter?
Yes — if you choose the right unit. Standard mini splits lose efficiency below 20°F and stop working at 0°F, which is inadequate for Long Island winters where temperatures regularly drop to 15–25°F and occasionally dip below 0°F during ice storms. All Cooper & Hunter, OLMO, and BRAVO systems we carry are rated to operate efficiently down to -22°F (-30°C). These cold-climate units maintain 70–80% of rated heating capacity at 0°F and continue to provide heat (though at reduced output) even at extreme cold. This is the critical spec to verify when shopping — do not buy a unit without confirming the low-temperature heating rating. Call 855-775-4822 and we'll confirm the exact rating for any model.
Heat pump vs. oil: Long Island COP math
COP (Coefficient of Performance) measures heat delivered per unit of electricity consumed. A COP of 3.0 means 300% efficiency — 3 BTUs of heat for every 1 BTU of electricity. At 17°F (a common Long Island winter night temperature), quality cold-climate heat pumps from Cooper & Hunter and OLMO achieve COP of 2.0–2.5. Compare this to oil heat at approximately 85% efficiency (COP 0.85). Even at Long Island's high PSEG LI electricity rates, this math produces meaningful savings versus oil. At -10°F, COP drops to around 1.5–1.8 — still more efficient than electric resistance heat and competitive with oil at $4+/gallon. Many Long Island homeowners keep oil heat as an emergency backup while running the heat pump as the primary system for 85–90% of heating days.
Year-round use — cooling & dehumidification in summer
Unlike a standalone oil boiler or gas furnace, a heat pump mini split provides both heating in winter AND cooling in summer from a single system. Long Island summers reach 85–92°F with humidity regularly above 70% — conditions that make a ductless air handler's dehumidification capability as important as its raw cooling capacity. Our systems achieve SEER2 ratings of 18–25+, delivering efficient cooling while wringing moisture from the air in ways that window units and undersized central AC cannot match. For Levittown-era homes with no central AC, a mini split is the most cost-effective path to year-round comfort.
Long Island oil-to-heat-pump transition — what homeowners need to know
Switching from oil heat to a heat pump is not all-or-nothing. Many Long Island homeowners add a mini split system to cover their main living areas and bedrooms — handling 70–85% of annual heating load — while retaining the oil boiler as a backup for the coldest January and February days. This hybrid approach captures most of the savings without requiring a complete oil system decommission upfront. Over time, as the heat pump handles more of the load, oil consumption drops from 900 gallons to 200–300 gallons per season.
For homes with multiple zones — a common Long Island scenario in Huntington, Smithtown, and Islip town homes — a multi-zone mini split system handles all zones off one outdoor condenser, making the transition cleaner and more cost-effective than replacing zone-by-zone with individual units.
What size mini split do you need for your Long Island home?
Long Island sits in ASHRAE Climate Zone 4A — mixed-humid, requiring equipment that handles both cold winters (heating-dominated) and hot humid summers. Use 18–22 BTU per square foot for cooling load sizing. For heating in older homes, size by heat loss calculation — call us for help.
- Ranch home bedroom
- Home office/den
- Detached garage bay
- Cape cod upstairs bedroom
- Finished basement room
- Levittown master bedroom
- Ranch home living/dining
- Cape cod main floor
- Finished basement
- Large ranch open floor plan
- Garage + addition combo
- Suffolk County cape cod
- Huntington/Smithtown colonial
- Large open-plan addition
- Retail / light commercial
Long Island sizing tip: Cape cod homes often need separate zones upstairs and downstairs — the upper floor is hotter in summer and colder in winter due to insulation differences. Levittown-era ranch homes built in the 1950s–1960s typically need 18,000–24,000 BTU for the main living area. Always size up for older construction with limited insulation. Use our free BTU Calculator for a room-by-room estimate, or call 855-775-4822 for a sizing consultation.
Multi-zone mini splits for Long Island's larger homes
One outdoor condenser running 2–5 indoor heads — ideal for full-home coverage in Huntington, Smithtown, Islip, Babylon, and other larger Suffolk County homes. Replace oil-heated zone systems without touching your existing boiler infrastructure.
Multi-zone systems are especially popular in Long Island's larger Suffolk County homes where multiple bedrooms, living areas, and a finished basement all need independent temperature control. A 4-zone system running off one outdoor condenser can cover an entire 2,000 sq ft colonial — and is often the cleanest solution for oil-heat replacements where individual room control was already expected. Call 855-775-4822 for multi-zone sizing specific to your home and town.
NYSERDA + PSEG LI + Federal 25C — stack all three rebates
Long Island homeowners have access to three separate rebate and incentive programs that can be stacked on a single heat pump installation. No other state offers this combination as reliably as New York.
NYSERDA Heat Pump Rebate
New York State Energy Research and Development Authority (NYSERDA) offers rebates for qualifying cold-climate air source heat pump installations. Current rebates are up to $500 per ton of capacity (1 ton = 12,000 BTU). A 2-ton (24,000 BTU) system can qualify for up to $1,000 back; a 3-ton (36,000 BTU) system up to $1,500. Equipment must be ENERGY STAR certified and installed by a NY State licensed HVAC contractor. All Cooper & Hunter, OLMO, and BRAVO models we carry are ENERGY STAR certified.
Apply at nyserda.ny.gov →PSEG Long Island Rebates
PSEG Long Island, the utility serving most of Long Island, offers its own separate rebate programs for energy-efficient HVAC equipment, including heat pumps. PSEG LI rebate amounts and qualifying equipment tiers change periodically — check the current program at pseg.com/longisland. These rebates can often be stacked on top of the NYSERDA rebate for the same installation. Our systems' AHRI certificates and ENERGY STAR documentation support the PSEG LI rebate application.
Check at pseg.com/longisland →Federal Section 25C Tax Credit
The Inflation Reduction Act's Section 25C provides a federal income tax credit of 30% of the cost of qualifying heat pump systems, up to $2,000 per year for heat pumps. This applies to owner-occupied primary residences. No income limit applies. The credit is taken when you file your federal taxes for the year of installation. No NY sales tax on HVAC means you don't pay tax at purchase; 25C reduces your federal tax bill after. We provide ENERGY STAR documentation needed to file Form 5695 with your return.
IRS Form 5695 details →Example stacking scenario: 2-ton (24,000 BTU) heat pump at $2,200 equipment cost: NYSERDA rebate $1,000 + PSEG LI rebate (varies) + 25C credit $660 + no sales tax (~$200 saved) = total incentive value of $1,860+ on a $2,200 unit. Net equipment cost before installation: under $400. Call 855-775-4822 for current NYSERDA-qualifying model recommendations.
Long Island permit requirements — Nassau County vs. Suffolk County towns
Long Island's permit process is more complex than most markets because Nassau and Suffolk counties use different building department structures. Here's what homeowners and contractors need to know before scheduling an installation.
Nassau County — Town-Level Building Departments
- Nassau County has three towns — Hempstead, North Hempstead, and Oyster Bay — each with its own building department, plus the Nassau County Building Department (nassaucountyny.gov) for unincorporated areas
- Town of Hempstead Building Department serves Levittown, Valley Stream, Oceanside, Rockville Centre, Freeport, and surrounding areas
- Town of North Hempstead serves Great Neck, Manhasset, Port Washington, New Hyde Park, and Westbury areas
- Town of Oyster Bay serves Massapequa, Hicksville, Bethpage, Syosset, Plainview, and Oyster Bay areas
- Mechanical permit required for new mini split installations; a NY State licensed HVAC contractor must apply and pull the permit
- Final inspection required before the system is placed in service — schedule through the issuing town building department
- We provide complete manufacturer documentation packages to support your contractor's permit application — call 855-775-4822
Suffolk County — Town Building Departments
- Suffolk County is divided into 10 towns, each with its own building department — there is no county-wide building permit office for residential HVAC
- Town of Brookhaven (Medford, Patchogue, Port Jefferson, Coram) — most active market for us, with 58 Medford orders alone
- Town of Huntington (Huntington, Commack, Cold Spring Harbor, Northport, Dix Hills)
- Town of Babylon (West Babylon, Copiague, Amityville, Bay Shore, Lindenhurst)
- Town of Islip (Islip, Bay Shore, Brentwood, Central Islip, East Islip)
- Town of Smithtown (Smithtown, Hauppauge, Kings Park, St. James)
- Contact the specific town building department for permit applications, fees, and turnaround times — each town sets its own schedule
- All mini split installations require a licensed NY State HVAC contractor regardless of town jurisdiction
NY State HVAC Contractor Requirements
- New York State requires HVAC contractors to be licensed under NY State Department of Labor regulations — verify contractor licensing at ny.gov/services/find-licensed-contractor
- EPA Section 608 certification required for refrigerant handling on all systems — contractors must hold current certification
- NYSERDA rebate requires installation by a NY State licensed contractor; unlicensed installation disqualifies the rebate claim
- Homeowner self-installation is permissible in some jurisdictions for certain work, but will void manufacturer warranty, NYSERDA rebate eligibility, and PSEG LI rebate eligibility — strongly discouraged
- We provide spec sheets, installation manuals, and AHRI certificates for all models to support permit applications — free of charge, call 855-775-4822 or use our contact form
Salt air rated mini splits for Long Island's coastal communities
From Fire Island to the Jones Beach corridor, Amityville to Bay Shore waterfront, and Freeport's nautical mile — properties within a mile of salt water face accelerated corrosion that can destroy a standard mini split's outdoor condenser in 3–5 years. The right unit makes all the difference.
Why salt air destroys standard HVAC equipment
Salt air carries sodium chloride particles that deposit on the outdoor condenser's aluminum fins and copper components. Over time, galvanic corrosion eats through unprotected aluminum fin stock, degrades refrigerant line connections, and eventually causes refrigerant leaks and compressor failure. Standard residential mini splits are not designed for salt-spray environments. Properties on Fire Island, Jones Beach barrier islands, Amityville waterfront, Bay Shore marina areas, and anywhere within 1,000 feet of the bay or ocean require equipment with specific corrosion-resistant coatings.
For Long Island beachfront and near-beach properties, look for units with:
- Blue fin or gold fin anti-corrosion coating on outdoor unit coils — resists salt air oxidation significantly better than bare aluminum
- Powder-coated outdoor unit casing — protects steel panels from rust in salt spray environments
- Hydrophilic fin coating — repels moisture and reduces salt particle adhesion on the condenser coil
- Epoxy-coated or treated refrigerant connections — standard brass fittings corrode faster in salt environments
- Manufacturer documentation confirming coastal suitability — ask specifically about salt mist test ratings (IEC 60068-2-52)
Call 855-775-4822 and mention your property is coastal or waterfront — we'll specifically recommend models with the appropriate corrosion protection for your Long Island location. Buyers on Fire Island, Jones Beach communities, Reynolds Channel properties, Great South Bay waterfront, and Long Island Sound north shore near Huntington and Northport should all discuss coastal ratings before selecting a unit.
Maintenance tip for coastal Long Island: Even salt-rated units need seasonal maintenance in beach environments. Rinse the outdoor condenser with fresh water every spring before start-up (when the system is off) to remove salt deposits accumulated during winter. Annual professional service including coil cleaning extends equipment life significantly in salt air. Schedule this with your licensed HVAC contractor as part of your annual maintenance visit.
We deliver to every town and neighborhood on Long Island
Free freight shipping to all Nassau County and Suffolk County addresses. Our top Long Island market by orders: Medford (58 orders), Massapequa (19), Huntington (12), West Babylon (5).
Don't see your town? We ship to every Long Island ZIP code in Nassau and Suffolk counties. Call 855-775-4822 to confirm delivery to your address and get an estimated delivery timeframe.
Mini split heat pump questions for Long Island, NY
How much can I save switching from oil heat to a mini split on Long Island?
Most Long Island homeowners replacing oil heat with a cold-climate heat pump save between $1,500 and $3,000 per year in heating costs — sometimes more. A typical Long Island home burning 900 gallons of heating oil per season at $4.00/gallon spends $3,600/year on heat. A heat pump operating at a COP of 2.5–3.0 (250–300% efficiency) at typical Long Island winter temperatures delivers the same heat for approximately $1,000–1,400/year in electricity at PSEG LI rates, saving $2,200–2,600/year. Larger homes with higher oil consumption can save $3,000 or more annually. Add NYSERDA rebates up to $500/ton, PSEG LI utility rebates, and the federal 25C tax credit (30% of equipment cost up to $2,000), and the payback period on equipment cost is typically 3–5 years. Call 855-775-4822 and give us your oil usage numbers — we'll help you estimate the savings for your specific home and system size.
How do I get a NYSERDA rebate for a heat pump on Long Island?
NYSERDA (New York State Energy Research and Development Authority) offers rebates up to $500 per ton for qualifying cold-climate air source heat pump systems installed in New York. To qualify: the equipment must be ENERGY STAR certified, installation must be performed by a NY State licensed HVAC contractor, and the system must meet NYSERDA's minimum performance tiers. All Cooper & Hunter, OLMO, and BRAVO systems we carry are ENERGY STAR certified. After installation, your contractor applies through the NYSERDA portal at nyserda.ny.gov — the rebate is typically paid as a check directly to you. In addition to NYSERDA, check PSEG Long Island's rebate portal at pseg.com/longisland for current utility rebate programs, which can often be stacked with NYSERDA. The federal Section 25C tax credit (30% up to $2,000) is claimed on your federal tax return using IRS Form 5695. Call 855-775-4822 for current NYSERDA-qualifying models and documentation support.
What size mini split for a ranch home in Levittown or Massapequa?
Classic Levittown and Massapequa ranch homes from the 1950s–1960s typically run 900–1,400 square feet of finished living space. For a 900–1,100 sq ft ranch with the main living area, kitchen, and 2–3 bedrooms in an open layout, an 18,000 BTU (1.5 ton) single-zone system handles the main floor well. For larger ranch layouts (1,200–1,400 sq ft) or those with a partially finished basement you also want to condition, consider a 2-zone system: an 18,000 BTU head for the main living area and a 12,000 BTU head for the basement or master bedroom wing. The original Levittown construction has minimal attic insulation by today's standards — size up one step if your home has not had an attic insulation upgrade. Use our free BTU Calculator for a room-by-room estimate, or call 855-775-4822 for a sizing consultation.
Can I install a mini split in a finished basement on Long Island?
Yes — finished basements are one of the most common mini split applications on Long Island. Basements are typically below grade, which provides natural temperature moderation, but in Long Island summers they still become humid and uncomfortable without active cooling and dehumidification. A 9,000–12,000 BTU wall-mounted mini split head works well for a finished basement up to 500–600 sq ft. The outdoor condenser can mount on the side of the house, with the lineset running through the rim joist or foundation wall. For finished basements that also function as home gyms, workshops, or in-law suites, the 12,000 BTU head provides both heating in winter and cooling/dehumidification in summer — eliminating the damp, musty conditions common in Long Island basements. A building permit is required in your specific town (see Nassau County and Suffolk County permit section above). Call 855-775-4822 for basement-specific system recommendations.
I have a beachfront or near-beach property — what units are safe for salt air?
For Long Island properties near the ocean, bay, or any salt water — Fire Island, Jones Beach area communities, Amityville waterfront, Freeport, Bay Shore marina area, Northport Harbor, or anywhere within roughly a mile of salt water — you need a unit with corrosion-resistant coatings. Specifically, look for: blue fin or gold fin coated outdoor coil (hydrophilic/anti-corrosion coating), powder-coated outdoor casing, and ideally IEC 60068-2-52 salt mist test certification. Standard mini splits without these coatings can have condenser coil failure in as little as 3–5 years in salt air environments. When you call us at 855-775-4822, mention that you're coastal or within sight of water — we will specifically recommend models appropriate for your location and provide the coating specifications in writing. Annual fresh-water rinse of the outdoor coil is also recommended for all coastal properties.
Which permit office do I use — Nassau County or my town building department?
It depends on whether you're in Nassau County or Suffolk County, and which town you're in. In Nassau County: most homeowners apply through their town's building department — Town of Hempstead (Levittown, Valley Stream, Freeport, Oceanside, Rockville Centre), Town of North Hempstead (Great Neck, Manhasset, Port Washington, Westbury), or Town of Oyster Bay (Massapequa, Hicksville, Bethpage, Plainview). Some areas use the Nassau County Building Department (nassaucountyny.gov) — call your town building department first to confirm. In Suffolk County: each of the 10 towns has its own building department — Brookhaven (Medford, Patchogue), Huntington, Babylon (West Babylon, Amityville, Copiague), Islip (Bay Shore, Islip), Smithtown (Hauppauge, Commack), etc. In all cases, your licensed NY State HVAC contractor is responsible for pulling the mechanical permit. We provide documentation packages for permit submissions. Call 855-775-4822 if you need help identifying which office applies to your address.
How long does delivery take to Long Island from your Florida warehouse?
Long Island is approximately 1,300 miles from our Medley, FL warehouse. Orders placed before our daily shipping cutoff ship the same or next business day by freight carrier. Typical freight transit time to Long Island is 3–5 business days — so a Monday order generally arrives Wednesday through Friday of the same week, or Monday of the following week at the latest. Free freight shipping is included on all orders over $300 — no hidden residential delivery upcharges. You'll receive a tracking number once the shipment leaves our Medley dock. If you have an installation scheduled with a contractor, call us at 855-775-4822 and we'll coordinate the shipping schedule to arrive before your installation date.
Can a multi-zone mini split replace my existing oil-fired zone heating system?
Yes — a multi-zone mini split system is the most direct replacement for an oil-fired baseboard or forced hot water zone system on Long Island. A multi-zone system runs one outdoor condenser with 2–5 indoor air handler heads, each independently controlled by its own thermostat. This mirrors the zone structure of an oil-heated home: bedroom zones, living area zones, basement zone. The key advantage is that the mini split system provides both heating and cooling from the same equipment, eliminating the need for separate window AC units or central AC. For larger Suffolk County homes in Huntington, Smithtown, and Islip with 3–4 heating zones, a 4-zone 54,000 BTU (4.5 ton) multi-zone system can cover the entire home. Many Long Island homeowners initially run the multi-zone heat pump as the primary system for 85–90% of heating days, keeping the oil system as a cold-weather emergency backup. Call 855-775-4822 for a multi-zone sizing consultation based on your home's layout and current zone map.
Mini split heat pump systems across New York
City and borough guides for every New York market — all ship from our Medley, FL warehouse within 3–5 business days
