-
MRCOOL
SKU: EZPRO-09-HP-11516D-O
MRCOOL DIY EasyPro 5th Gen 9,000 BTU 20.2 SEER2 Ductless Mini Split Complete System - 115V | Complete System
$1,569.00 -
$208.00 -
MRCOOL
SKU: A-12-HP-230D-O
A-12-HP-230D-O Advantage 5th Gen 12k BTU 230V System | Complete System | HVACProSales
$905.00 -
MRCOOL
SKU: UHK05
MRCOOL 5KW Heat Kit with Circuit Breaker for MRCOOL Universal Series Air Handlers - R-454B | Air Handler ONLY OEM HVAC Electric Heat Kit – Fast Shipping
$181.00 -
$197.30$147.40 -
MRCOOL
SKU: MVP-60-HP-MUAH-230A00-O
MRCOOL 60K BTU VersaPro Air Handler Indoor Unit 230V – Fast Ship
$1,717.00 -
MRCOOL
SKU: MHTXV1836
MRCOOL MHTXV1836 Thermal Expansion Valves (TXV) for 2024 Prodirect R410 ECM & PSC Air Handlers - 18,000-36,000 BTU | Air Handler ONLY
$105.54 -
$3,251.00 -
$1,171.00 -
MRCOOL
SKU: UAH18060-O
MRCOOL Universal Series 60K BTU, 5 Ton Air Handler - Multiposition (UAH18060-O) | Air Handler ONLY
$2,183.13 -
MRCOOL
SKU: A-12-HP-115D-O
A-12-HP-115D-O Advantage 5th Gen 12k BTU 115V System | Complete System | HVACProSales
$937.00 -
$3,951.00 -
MRCOOL
SKU: UHP1860AH1860-O
UHP1860AH1860-O Universal Series 60,000 BTU R-454B Air Handler &... | HVACProSales
$5,281.00 -
$178.00 -
MRCOOL
SKU: UAH18048-O
MRCOOL Universal Series 48K BTU, 4 Ton Air Handler - Multiposition (UAH18048-O) | Air Handler ONLY
$2,008.26 -
MRCOOL
SKU: O-ES-24-HP-230C-O1
Olympus E Star 24K BTU 2 Ton Single-Zone Mini Split Complete... | HVACProSales
$2,302.00 -
MRCOOL
SKU: MCAEHFD7X1AA
Signature Series 7.5kW Electric Heat Kit Multiposition | MRCOOL | HVACProSales
$228.50$178.50 -
$2,468.00 -
MRCOOL
SKU: UHP1848AH1848-O
UHP1848AH1848-O Universal Series 48,000 BTU R-454B Air Handler &... | HVACProSales
$4,912.00 -
MRCOOL
SKU: MVP-30-HP-MUAH-230A00-O
MRCOOL 30K BTU VersaPro Air Handler Indoor Unit 230V – Fast Ship
$1,391.00 -
$2,596.00$1,840.00 -
MRCOOL
SKU: MDPH18060D
Universal DC Inverter 60K BTU 5 Ton 18 SEER2 Single Phase Packaged... | HVACProSales
$7,713.00 -
$2,567.00 -
MRCOOL
SKU: UAH18036-O
MRCOOL Universal Series 36K BTU, 3 Ton Air Handler - Multiposition (UAH18036-O) | Air Handler ONLY
$1,860.96
Ductless Mini-Split Systems
(Showing 24 of 903)
Mini Split Systems are ideal for residential and commercial HVAC applications requiring efficient, ductless climate control. Our selection includes single-zone and multi-zone configurations, offering flexible heating and cooling solutions for new additions, server rooms, and whole-home retrofits. We stock top brands like MRCOOL, providing both standard professional equipment and DIY-friendly systems with pre-charged line sets. Whether you need a 9,000 BTU unit for a single bedroom or a 48,000 BTU multi-zone condenser for a larger property, our OEM-focused ductless mini splits deliver reliable performance and high SEER ratings.
Frequently Asked Questions - Mini Split Systems
What size mini split system do I need?
Mini split sizing is measured in BTUs and depends on the square footage of the space, ceiling height, insulation quality, and climate zone. As a general rule, 9,000 BTU covers approximately 350-450 sq ft, while 24,000 BTU covers 1,000-1,200 sq ft. A Manual J load calculation provides the most accurate sizing for professional installations.
What is the difference between single-zone and multi-zone mini split systems?
A single-zone system connects one outdoor condenser to one indoor air handler, ideal for conditioning a single room or area. A multi-zone system connects one outdoor unit to multiple indoor air handlers (typically 2-8 zones), allowing independent temperature control in each zone. Multi-zone systems are more cost-effective than installing multiple single-zone units when conditioning several rooms.
Are MRCOOL DIY mini split systems truly self-installable?
MRCOOL DIY series systems use pre-charged line sets with quick-connect fittings, eliminating the need for a refrigerant manifold gauge set or vacuum pump during installation. Homeowners can install these systems without an HVAC license in most jurisdictions. However, electrical connections must still comply with local codes and may require a licensed electrician.
What components are required for a complete mini split installation?
A complete mini split installation requires the outdoor condenser unit, indoor air handler(s), copper line set (pre-charged or standard), communication and power wiring, a condensate drain line, a wall sleeve or line set cover, and a dedicated electrical circuit with disconnect. For non-DIY systems, a refrigerant charge and vacuum procedure are also required.
Do mini split systems provide both heating and cooling?
Yes. Most modern mini split systems are heat pumps that provide both cooling in summer and heating in winter. Hyper-heat models (such as MRCOOL Hyper Heat and Mitsubishi Hyper-Heating INVERTER) maintain full heating capacity at outdoor temperatures as low as -13 degrees F, making them suitable for cold climates without a supplemental heat source.