National Mini Splits · MRCOOL equipment department

Central Systems

Browse Central Systems for ducted heating and cooling projects. Compare complete model numbers, capacity, cabinet and airflow requirements, voltage, controls and current matched-system documentation before ordering.

Shop 322 products Open buying resources

Shop this department322 products to compare

Open buying guides →

Complete equipment directory

Shop every MRCOOL department

Choose a department, use the focused links, or start with the real catalog example shown on each card.

DUCTLESS COMFORT

Mini-split systems

Single-zone, DIY and complete ductless equipment by capacity and model.

Shop 264 products →

ROOM-BY-ROOM

Multi-zone systems

Coordinated condensers and indoor-unit combinations for multiple spaces.

Shop 235 products →

MRCOOL DIY 5th Gen 27,000 BTU Multi-Zone Mini Split Condenser 230V, DIY-MULTI4-27HP230D-O — MRCOOL model DIY-MULTI4-27HP230D-O, product image 1

DUCTED SYSTEMS

Central HVAC

Heat pumps, air handlers, coils, furnaces and matched ducted equipment.

Shop 322 products →

MRCOOL VersaPro 3.5 Ton Horizontal Package Heat Pump, MPH421HO13C — MRCOOL model MPH421HO13C, product image 1

ALL-IN-ONE OUTDOOR

Packaged HVAC

Packaged heat pumps and air conditioners by tonnage, voltage and model.

Shop 35 products →

MRCOOL Universal Series 8kW Heat Strip with Circuit Breaker, UHK08 — MRCOOL model UHK08, product image 1

PROJECT ESSENTIALS

Parts & accessories

Line sets, heat kits, controls, mounting and installation components.

Shop 114 products →

Real products · current catalog

Popular starting points in Central Systems

View the full department ↓

Current offer

MRCOOL MRCOOL DIY 5th Gen 27,000 BTU Multi-Zone Mini Split Condenser 230V, DIY-MULTI4-27HP230D-O DIY-MULTI4-27HP230D-O

$2,100.00Compare at~~$2,625.00~~

You save $525.0020% off

Olympus 9,000 BTU 3/4 Ton Ducted Mini-Split Air Handler - 230V/60Hz (HVAC Technician Required), DUCT-09HP-230B-O — MRCOOL model DUCT-09HP-230B-O, product image 1

Current offer

MRCOOL Olympus 9,000 BTU 3/4 Ton Ducted Mini-Split Air Handler - 230V/60Hz (HVAC Technician Required), DUCT-09HP-230B-O DUCT-09HP-230B-O

$728.00Compare at~~$910.00~~

You save $182.0020% off

Olympus 9,000 BTU 3/4 Ton Ductless Mini-Split Wall Mounted Air Handler - 230V/60Hz (HVAC Technician Required), O-09-HP-WMAH-230C-O — MRCOOL model O-09-HP-WMAH-230C-O, product image

Current offer

MRCOOL Olympus 9,000 BTU 3/4 Ton Ductless Mini-Split Wall Mounted Air Handler - 230V/60Hz (HVAC Technician Required), O-09-HP-WMAH-230C-O O-09-HP-WMAH-230C-O

$372.00Compare at~~$465.00~~

You save $93.0020% off

Olympus 24,000 BTU 2 Ton Ductless Mini-Split Ceiling Cassette with Panel - 230V/60Hz (HVAC Technician Required), CASSETTE24HP-230C-P-O — MRCOOL model CASSETTE24HP-230C-P-O, product

Current offer

MRCOOL Olympus 24,000 BTU 2 Ton Ductless Mini-Split Ceiling Cassette with Panel - 230V/60Hz (HVAC Technician Required), CASSETTE24HP-230C-P-O CASSETTE24HP-230C-P-O

$806.00Compare at~~$967.00~~

You save $161.0016% off

Olympus 18,000 BTU 1.5 Ton Ducted Mini-Split Air Handler - 230V/60Hz (HVAC Technician Required), DUCT-18HP-230B-O — MRCOOL model DUCT-18HP-230B-O, product image 1

Current offer

MRCOOL Olympus 18,000 BTU 1.5 Ton Ducted Mini-Split Air Handler - 230V/60Hz (HVAC Technician Required), DUCT-18HP-230B-O DUCT-18HP-230B-O

$839.00Compare at~~$1,048.75~~

You save $209.7520% off

Olympus 18,000 BTU 1.5 Ton Ductless Mini-Split Ceiling Cassette with Panel - 230V/60Hz (HVAC Technician Required), CASSETTE18HP-230C-P-O — MRCOOL model CASSETTE18HP-230C-P-O, produ

Current offer

MRCOOL Olympus 18,000 BTU 1.5 Ton Ductless Mini-Split Ceiling Cassette with Panel - 230V/60Hz (HVAC Technician Required), CASSETTE18HP-230C-P-O CASSETTE18HP-230C-P-O

$659.00Compare at~~$775.00~~

You save $116.0014% off

Not sure where to begin?Open the Central Systems buying checklist

Confirm whether the listing is a complete system or an individual component. Match the full model numbers, capacity, voltage, refrigerant, generation and included equipment against current MRCOOL documentation.

Plan electrical work, line sets, drainage, mounting and freight access before ordering. For multi-component systems, verify the exact approved combination—not only the family name.

Read planning guides →Ask an equipment question →

National Mini Splits knowledge network

Products, documents and practical HVAC research—connected.

Use these original research paths to frame the purchase, then verify the exact model in current MRCOOL documentation and applicable requirements for the installation address.

Choose and size a system

Models and compatibility

Installation and delivery

Manuals and ownership

Efficiency and operating cost

Regulations and refrigerants

Ordering and customer care

Projects and industries

Live catalog connections

Compare real products in Central Systems

Open all 322 products →

MRCOOL DIY 5th Gen 27,000 BTU Multi-Zone Mini Split Condenser 230V, DIY-MULTI4-27HP230D-ODIY-MULTI4-27HP230D-O

Olympus 9,000 BTU 3/4 Ton Ducted Mini-Split Air Handler - 230V/60Hz (HVAC Technician Required), DUCT-09HP-230B-ODUCT-09HP-230B-O

Olympus 9,000 BTU 3/4 Ton Ductless Mini-Split Wall Mounted Air Handler - 230V/60Hz (HVAC Technician Required), O-09-HP-WMAH-230C-OO-09-HP-WMAH-230C-O

Olympus 24,000 BTU 2 Ton Ductless Mini-Split Ceiling Cassette with Panel - 230V/60Hz (HVAC Technician Required), CASSETTE24HP-230C-P-OCASSETTE24HP-230C-P-O

Olympus 18,000 BTU 1.5 Ton Ducted Mini-Split Air Handler - 230V/60Hz (HVAC Technician Required), DUCT-18HP-230B-ODUCT-18HP-230B-O

Olympus 18,000 BTU 1.5 Ton Ductless Mini-Split Ceiling Cassette with Panel - 230V/60Hz (HVAC Technician Required), CASSETTE18HP-230C-P-OCASSETTE18HP-230C-P-O

Educational content is general information, not engineering, legal, tax or installation advice. Manufacturer documentation, certified ratings and applicable requirements control.

MRCOOL

MRCOOL 14.5 Inch 2.5 Ton BTU R410A Horizontal Cased Evaporator Coil, MCHP30ANPA

Model: MCHP30ANPA

$467.00

Available to order View product details

MRCOOL

MRCOOL 1.5 Ton R410A Downflow Cased Evaporator Coil, MCDP0018ANPA

Model: MCDP0018ANPA

$517.00

Available to order View product details

Current offer

MRCOOL

MRCOOL 1.5-2 Ton MultiPositional 17.5" Cased Coil -Pre-Charged R454B, MCMP1824BOTB

Model: MCMP1824BOTB

$613.00Compare at~~$760.00~~

You save $147.0019% off

Available to order View product details

Current offer

MRCOOL

MRCOOL 1.5-2 Ton MultiPositional 14.5" Cased Coil -Pre-Charged R454B, MCMP1824AOTB

Model: MCMP1824AOTB

$571.00Compare at~~$712.00~~

You save $141.0019% off

Available to order View product details

MRCOOLMCMP4860DOTB-UHP18060-O

MRCOOL

MRCOOL 5 Ton Central Universal Heat Pump and 24.5" DIY Cased Coil

Model: MCMP4860DOTB-UHP18060-O

$3,968.87

Available to order View product details

MRCOOLMCMP4860DOTB-UHP18048-O

MRCOOL

MRCOOL 4 Ton Central Universal Heat Pump and 24.5" DIY Cased Coil

Model: MCMP4860DOTB-UHP18048-O

$3,774.74

Available to order View product details

MRCOOLMCMP4860DOTB-MVP-60-HP-C-230A00-O

MRCOOL

MRCOOL 5 Ton Central VersaPro Heat Pump and 24.5" DIY Cased Coil

Model: MCMP4860DOTB-MVP-60-HP-C-230A00-O

$3,339.00

Available to order View product details

MRCOOLMCMP4860DOTB-MVP-48-HP-C-230A00-O

MRCOOL

MRCOOL 4 Ton Central VersaPro Heat Pump and 24.5" DIY Cased Coil

Model: MCMP4860DOTB-MVP-48-HP-C-230A00-O

$3,135.00

Available to order View product details

MRCOOL

MRCOOL 5 Ton Central Hyper Heat Heat Pump and 24.5" DIY Cased Coil

Model: MCMP4860DOTB-CENTRAL-60-HP-C-230B00-O

$3,968.00

Available to order View product details

MRCOOL

MRCOOL 4 Ton Central Hyper Heat Heat Pump and 24.5" DIY Cased Coil

Model: MCMP4860DOTB-CENTRAL-48-HP-C-230B00-O

$3,798.00

Available to order View product details

MRCOOLMCMP4860COTB-UHP18060-O

MRCOOL

MRCOOL 5 Ton Central Universal Heat Pump and 21" DIY Cased Coil

Model: MCMP4860COTB-UHP18060-O

$4,039.87

Available to order View product details

MRCOOLMCMP4860COTB-UHP18048-O

MRCOOL

MRCOOL 4 Ton Central Universal Heat Pump and 21" DIY Cased Coil

Model: MCMP4860COTB-UHP18048-O

$3,845.74

Available to order View product details

MRCOOLMCMP4860COTB-MVP-48-HP-C-230A00-O

MRCOOL

MRCOOL 4 Ton Central VersaPro Heat Pump and 21" DIY Cased Coil

Model: MCMP4860COTB-MVP-48-HP-C-230A00-O

$3,206.00

Available to order View product details

MRCOOLMCMP4860COTB-MVP-60-HP-C-230A00-O

MRCOOL

MRCOOL 5 Ton Central VersaPro Heat Pump and 21" DIY Cased Coil

Model: MCMP4860COTB-MVP-60-HP-C-230A00-O

$3,410.00

Available to order View product details

MRCOOL

MRCOOL 5 Ton Central Hyper Heat Heat Pump and 21" DIY Cased Coil

Model: MCMP4860COTB-CENTRAL-60-HP-C-230B00-O

$4,039.00

Available to order View product details

MRCOOL

MRCOOL 4 Ton Central Hyper Heat Heat Pump and 21" DIY Cased Coil

Model: MCMP4860COTB-CENTRAL-48-HP-C-230B00-O

$3,869.00

Available to order View product details

MRCOOLMCMP3036BOTB-UHP18036-O

MRCOOL

MRCOOL 3 Ton Central Universal Heat Pump and 17.5" DIY Cased Coil

Model: MCMP3036BOTB-UHP18036-O

$2,888.56

Available to order View product details

MRCOOLMCMP3036BOTB-UHP18030-O

MRCOOL

MRCOOL 2.5 Ton Central Universal Heat Pump and 17.5" DIY Cased Coil

Model: MCMP3036BOTB-UHP18030-O

$2,779.56

Available to order View product details

MRCOOLMCMP3036BOTB-MVP-36-HP-C-230A00-O

MRCOOL

MRCOOL 3 Ton Central VersaPro Heat Pump and 17.5" DIY Cased Coil

Model: MCMP3036BOTB-MVP-36-HP-C-230A00-O

$2,477.00

Available to order View product details

MRCOOLMCMP3036BOTB-MVP-30-HP-C-230A00-O

MRCOOL

MRCOOL 2.5 Ton Central VersaPro Heat Pump and 17.5" DIY Cased Coil

Model: MCMP3036BOTB-MVP-30-HP-C-230A00-O

$2,170.00

Available to order View product details

MRCOOL

MRCOOL 3 Ton Central Hyper Heat Heat Pump and 17.5" DIY Cased Coil

Model: MCMP3036BOTB-CENTRAL-36-HP-C-230B00-O

$2,954.00

Available to order View product details

MRCOOL

MRCOOL 2.5 Ton Central Hyper Heat Heat Pump and 17.5" DIY Cased Coil

Model: MCMP3036BOTB-CENTRAL-30-HP-C-230B00-O

$2,954.00

Available to order View product details

MRCOOLMCMP1824BOTB-UHP18024-O

MRCOOL

MRCOOL 2 Ton Central Universal Heat Pump and 17.5" DIY Cased Coil

Model: MCMP1824BOTB-UHP18024-O

$2,472.22

Available to order View product details

MRCOOLMCMP1824BOTB-MVP-24-HP-C-230A00-O

MRCOOL

MRCOOL 2 Ton Central VersaPro Heat Pump and 17.5" DIY Cased Coil

Model: MCMP1824BOTB-MVP-24-HP-C-230A00-O

$1,923.00

Available to order View product details

MRCOOLMCMP1824BOTB-MVP-18-HP-C-230A00-O

MRCOOL

MRCOOL 1.5 Ton Central VersaPro Heat Pump and 17.5" DIY Cased Coil

Model: MCMP1824BOTB-MVP-18-HP-C-230A00-O

$1,784.00

Available to order View product details

MRCOOL

MRCOOL 2 Ton Central Hyper Heat Heat Pump and 17.5" DIY Cased Coil

Model: MCMP1824BOTB-CENTRAL-24-HP-C-230B00-O

$2,653.00

Available to order View product details

MRCOOLMCMP1824AOTB-UHP18024-O

MRCOOL

MRCOOL 2 Ton Central Universal Heat Pump and 14.5" DIY Cased Coil

Model: MCMP1824AOTB-UHP18024-O

$2,430.22

Available to order View product details

MRCOOLMCMP1824AOTB-MVP-24-HP-C-230A00-O

MRCOOL

MRCOOL 2 Ton Central VersaPro Heat Pump and 14.5" DIY Cased Coil

Model: MCMP1824AOTB-MVP-24-HP-C-230A00-O

$1,881.00

Available to order View product details

MRCOOLMCMP1824AOTB-MVP-18-HP-C-230A00-O

MRCOOL

MRCOOL 1.5 Ton Central VersaPro Heat Pump and 14.5" DIY Cased Coil

Model: MCMP1824AOTB-MVP-18-HP-C-230A00-O

$1,742.00

Available to order View product details

MRCOOL

MRCOOL 2 Ton Central Hyper Heat Heat Pump and 14.5" DIY Cased Coil

Model: MCMP1824AOTB-CENTRAL-24-HP-C-230B00-O

$2,611.00

Available to order View product details

Current offer

MRCOOL

MRCOOL DIY 5th Gen 18K BTU Mini Split Ceiling Cassette Air Handler 230V, DIYCASSETTE18HP-230D25-O

Model: DIYCASSETTE18HP-230D25-O

$1,440.00Compare at~~$1,714.00~~

You save $274.0015% off

Available to order View product details

Current offer

MRCOOL

MRCOOL DIY 5th Gen 12K BTU Multi-Zone Mini Split Air Handler 230V, DIY-12-HP-WMAH-230D25-O

Model: DIY-12-HP-WMAH-230D25-O

$689.00Compare at~~$830.00~~

You save $141.0016% off

Available to order View product details

Current offer

MRCOOL

MRCOOL DIY 5th Gen 12K BTU Mini Split Ceiling Cassette Air Handler 230V, DIYCASSETTE12HP-230D25-O

Model: DIYCASSETTE12HP-230D25-O

$1,421.00Compare at~~$1,691.00~~

You save $270.0015% off

Available to order View product details

MRCOOL

MRCOOL DIY 4th Generation 9K BTU Wall Mount Air Handler 230 Volt with Enhanced WiFi, DIY-09-HP-WMAH-230C25

Model: DIY-09-HP-WMAH-230C25

$442.00

Available to order View product details

MRCOOL

MRCOOL DIY 4th Generation 36K BTU Wall Mount Air Handler 230 Volt with Enhanced WiFi, DIY-36-HP-WMAH-230C25

Model: DIY-36-HP-WMAH-230C25

$1,188.00

Available to order View product details

MRCOOL

MRCOOL DIY 4th Generation 24K BTU Wall Mount Air Handler 230 Volt with Enhanced WiFi, DIY-24-HP-WMAH-230C25

Model: DIY-24-HP-WMAH-230C25

$824.00

Available to order View product details

MRCOOL

MRCOOL DIY 4th Generation 18K BTU Wall Mount Air Handler 230 Volt with Enhanced WiFi, DIY-18-HP-WMAH-230C25

Model: DIY-18-HP-WMAH-230C25

$724.00

Available to order View product details

MRCOOL

MRCOOL DIY 4th Generation 12K BTU Wall Mount Air Handler 230 Volt with Enhanced WiFi, DIY-12-HP-WMAH-230C25

Model: DIY-12-HP-WMAH-230C25

$574.00

Available to order View product details

MRCOOL

MRCOOL 60K BTU Hyper Heat Central Ducted Air Handler, CENTRAL-60-HP-MUAH230A00

Model: CENTRAL-60-HP-MUAH230A00

$1,370.00

Available to order View product details

MRCOOL

MRCOOL 5th Gen Advantage 9K BTU Wall Mount Air Handler 230V, A-09-HP-WMAH-230D-O

Model: A-09-HP-WMAH-230D-O

$286.35

Available to order View product details

MRCOOL

MRCOOL 5th Gen Advantage 9K BTU Wall Mount Air Handler 115V, A-09-HP-WMAH-115D-O

Model: A-09-HP-WMAH-115D-O

$299.00

Available to order View product details

MRCOOL

MRCOOL 5th Gen Advantage 36K BTU Wall Mount Air Handler 230V, A-36-HP-WMAH-230D-O

Model: A-36-HP-WMAH-230D-O

$737.15

Available to order View product details

MRCOOL

MRCOOL 5th Gen Advantage 24K BTU Wall Mount Air Handler 230V, A-24-HP-WMAH-230D-O

Model: A-24-HP-WMAH-230D-O

$523.25

Available to order View product details

MRCOOL

MRCOOL 5th Gen Advantage 18K BTU Wall Mount Air Handler 230V, A-18-HP-WMAH-230D-O

Model: A-18-HP-WMAH-230D-O

$435.85

Available to order View product details

MRCOOL

MRCOOL 5th Gen Advantage 12K BTU Wall Mount Air Handler 230V, A-12-HP-WMAH-230D-O

Model: A-12-HP-WMAH-230D-O

$339.25

Available to order View product details

MRCOOL

MRCOOL 5th Gen Advantage 12K BTU Wall Mount Air Handler 115V, A-12-HP-WMAH-115D-O

Model: A-12-HP-WMAH-115D-O

$350.75

Available to order View product details

MRCOOLMGM96EE120D5NB-MCMP4860DOTB-MVP-60-HP-C-230A00-O Current offer

MRCOOL

MRCOOL 5 Ton Central VersaPro Air Conditioner and 96% AFUE, 120K BTU 24.5" Gas Furnace Split System - Upflow or Horizontal

Model: MGM96EE120D5NB-MCMP4860DOTB-MVP-60-HP-C-230A00-O

$5,935.00Compare at~~$7,318.75~~

You save $1,383.7518% off

Available to order View product details

MRCOOLMGM96EE100C5NB-MCMP4860COTB-MVP-60-HP-C-230A00-O Current offer

MRCOOL

MRCOOL 5 Ton Central VersaPro Air Conditioner and 96% AFUE, 100K BTU 21" Gas Furnace Split System - Upflow or Horizontal

Model: MGM96EE100C5NB-MCMP4860COTB-MVP-60-HP-C-230A00-O

$5,809.00Compare at~~$7,161.25~~

You save $1,352.2518% off

Available to order View product details

National Mini Splits resource center

Plan the complete project—not only the equipment.

Use these original guides as a starting point, then confirm the exact product manual, local requirements and qualified professional work where applicable.

01 · SizingBuild from a load calculation

Understand why climate, insulation, windows, occupancy and room use matter.

Read sizing guidance → 02 · InstallationPlan electrical, drainage and access

Review the project conditions that should be settled before equipment arrives.

Open installation planning → 03 · RefrigerantKeep generations and refrigerants matched

Do not assume indoor, outdoor or accessory components are interchangeable.

Review refrigerant changes → 04 · DocumentationSave model-specific records

Keep manuals, specifications, invoices, serials and applicable warranty terms together.

Use the document checklist → 05 · Video workshopWatch official MRCOOL demonstrations

Use product videos to supplement—not replace—the current installation manual.

Watch the video workshop → 06 · State planningVerify state and local requirements

Start with climate context and official regulatory gateways for all 50 states.

Choose a state guide →

How to shop Central Systems

A precise model match saves more time than a broad category match.

Central HVAC pages include complete systems and individual components. A heat pump, air handler, coil or furnace may have a similar family name without being an approved rated match.

Review the complete equipment match, capacity, voltage, electrical requirements, cabinet orientation and dimensions, duct needs, efficiency certification where applicable, controls and installation documentation before ordering.

Common buying questions

Central Systems FAQs

How do I know whether a listing is a complete system?

Review the product title, included-components section, product images and exact models. A family name or capacity alone does not prove that indoor and outdoor equipment are both included.

Can I match components from different MRCOOL generations?

Do not assume cross-generation compatibility. Confirm the complete combination in current MRCOOL documentation or obtain model-specific evidence before ordering.

Does square footage determine the correct system size?

No. Square footage is only one input. Climate, insulation, windows, ceiling height, orientation, occupancy and internal loads should be considered in a proper load calculation.

Where do I confirm shipping charges and delivery options?

Available shipping methods and charges are shown at checkout for the order and destination. Large equipment may require additional freight-access planning before purchase.