The Toshiba Carrier® MMYH‑U u‑Series VRF heat pump outdoor unit delivers high‑capacity, three‑phase performance for commercial and large residential applications, with available capacities ranging from 6 to 40 tons. Designed for demanding environments, the system features inverter‑driven twin‑ and tri‑rotary compressors, a high‑efficiency heat exchanger, and an extended operating range that supports cooling from ‑10°F to 125°F and heating down to ‑22°F, with Elite Heat models capable of even lower ambient heating operation. Flexible installation options, reduced‑footprint chassis designs, and compliance with NEC, ETL, and AHRI 1230 standards make the MMYH‑U a reliable, efficient solution for projects requiring year‑round comfort and precise zoning control.
Advanced durability features—including DLC‑coated compressor vanes and two‑stage vane operation—help reduce stress and extend component life. The system meets NEC, ETL, and AHRI 1230 standards and uses inverter‑driven components, a finned tube heat exchanger, and R‑410A refrigerant for dependable, efficient operation.
Two reduced‑footprint chassis options offer layout flexibility compared to previous e‑Series models. Multiple indoor unit connection methods, factory‑provided controls, individual module power connections, and factory twinning kits help streamline installation and system configuration across a wide range of applications.
Type
3-phase heat pumpCapacity Range
6.0 - 40.0 TonsToshiba Carrier® MMYH‑U u‑Series VRF heat pump outdoor unit delivers 6–40 tons of efficient performance with inverter‑driven compressors and extended operating ranges.
Brochure
Toshiba Carrier VRF: K-12 Education Flyer
Toshiba Carrier VRF: Hospitality Flyer
Toshiba Carrier u-Series Marketing Brochure
Guide Specifications
SMMS-u Toshiba Carrier u-Series Heat Pump Guide Specifications
Installation
SMMS-u Toshiba Carrier u-Series Snow Hood Installation Manual
SMMS-u Toshiba Carrier u-Series Snow Hood Installation Manual
SMMS-u Toshiba Carrier u-Series Snow Hood Installation Manual
SMMS-u Toshiba Carrier u-Series 460v Heat Pump Installation Manual
SMMS-u Toshiba Carrier u-Series 230v Heat Pump Installation Manual
Product Data
Toshiba Carrier u-Series Heat Pump Engineering Databook
Toshiba Carrier u-Series Heat Pump Performance Data
Service
Toshiba Carrier u-Series Heat Pump Service Manual 230V
Toshiba Carrier u-Series Heat Pump Service Manual 460V
Submittal
SMMS-u Toshiba Carrier u-Series 230v 120 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 096 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 072 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 096 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 120 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 144 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 168 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 192 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 216 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 240 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 264 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 288 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 312 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 336 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 360 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 384 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 408 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 432 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 456 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 480 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 230v 072 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 096 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 120 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 144 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 192 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 240 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 288 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 230v 360 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 072 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 096 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 120 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 144 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 168 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 192 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 192 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 216 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 240 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 264 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 288 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 312 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 336 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 360 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 384 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 408 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 432 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 456 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 480 Heat Pump Submittal
SMMS-u Toshiba Carrier u-Series 460v 144 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 192 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 240 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 288 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 360 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 072 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 096 Heat Pump Submittal (Elite Heat)
SMMS-u Toshiba Carrier u-Series 460v 120 Heat Pump Submittal (Elite Heat)
Warranty Card
Limited Warranty for Variable Refrigerant Flow Units