MRCOOL Contractor Grade Mini Splits
MRCOOL Contractor Grade Mini Splits deliver professional‑level performance, long‑term reliability, and high‑efficiency heating and cooling for residential and light‑commercial spaces. Built with durable components, advanced inverter technology, and the new R‑454B low‑GWP refrigerant, these systems provide powerful comfort with reduced environmental impact.
This category includes single‑zone and multi‑zone condensers, air handlers, accessories, and installation components designed for certified HVAC contractors. Contractor Grade systems offer higher capacity options, ENERGY STAR models, and robust construction ideal for demanding environments.
Whether you’re outfitting a new build, upgrading an existing system, or expanding a multi‑zone layout, MRCOOL Contractor Grade equipment delivers the precision, efficiency, and reliability professionals expect.

Accessories
Heat Kits
Heat Kit with Circuit Breaker for TruInverter Series
VersaPro & Hyper Heat 2nd Gen 454B Heat Kit
Linesets
MRCOOL No-Vac Lineset
DIY Central Air and Heat Pumps
Central Heat Pumps
Central Ducted Hyper Heat 2nd Gen
MROOL TruInverter Heat Pump System
Mini Splits
DIY Mini Splits
MRCOOL DIY 5th Generation Mini-Split
MRCOOL DIY EZ PRO Series Mini‑Split
MRCOOL DIY Select Series Mini Splits
MRCOOL Contractor Grade Mini Splits
MRCOOL Advantage 5th gen
MRCOOL Olympus 4th Generation Single‑Zone
Refrigeration
MRCOOL Compact Refrigeration System - 12K BTU R-32