Four-way air discharge helps distribute conditioned air evenly throughout the space, reducing hot and cold spots. This approach supports occupant comfort in open or irregularly shaped rooms. Adjustable louvers allow airflow direction to be set or cycled as needed.
Overview
The Toshiba Carrier MMU4 4-way cassette indoor unit is designed to provide consistent comfort and installation flexibility in VRF systems. With four-direction air distribution, multiple capacity options, and ceiling-integrated design, it supports efficient conditioning across a wide range of commercial spaces while simplifying coordination and service.
Features
The MMU4 is available in multiple capacities, allowing designers to match unit output to room requirements. Its flush-mounted ceiling cassette design integrates cleanly with standard ceiling grids. Knockouts for branch ducting and outside air provide added layout flexibility.
An energy-efficient DC fan motor supports reliable performance across three fan speeds. Built-in condensate lift and single-point electrical connections help streamline installation and service. Factory-provided controls further reduce setup complexity.
At a glance
Type
4-way cassetteCapacity Range
0.6 - 4.5 TonsThe Toshiba Carrier MMU4 4‑way cassette indoor unit delivers balanced air distribution and flexible installation for VRF commercial HVAC systems