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Toshiba Carrier u-Series Heat Recovery Unit
MMYF-U

6.0 to 42.0 Tons

Carrier is proud to introduce the Toshiba Carrier u-Series - the next generation, three-phase, full line VRF equipment for commercial and large residential needs. The new u-Series product line offers a higher capacity and extended operating range, along with an updated communication protocol and service tool. With Toshiba’s advanced global innovations, Carrier offers a highly flexible, industry leading system with efficient, quiet, and space-saving solutions for virtually any VRF application.


carrier-AHRI-1230-vrf-multi-split
carrier-intertek-ETL-listed-C-US

Performance Features

New Elite Heat Model (6-30 tons)

  • Increased heating operation range down to -22F (down to -30F for Elite Heat Models) 
  • Increased cooling operation from -10F to 125F 
  • New heat exchanger design with increased surface area
  • High performance outdoor units with all Inverter driven twin and tri-rotary compressor 
  • DC Inverter condenser fan motor 
  • 208/230-3-60Hz or 460-3-60Hz voltage

Reliability Features

New DLC (diamond like coating) coating for compressor vanes for enhanced reliability

  • 2 Stage compressor vanes for reduced vane stress during operation 
  • All equipment wiring complies with NEC requirements 
  • Unit constructed in accordance with ETL requirements 
  • Unit performance is in accordance with AHRI 1230 standards 
  • Compressor and condenser fan motor are Inverter driven 
  • Finned tube heat exchanger 
  • Suitable for R-410a refrigerant

Installation Features

Two (2) different chassis with reduced footprint from previous e-Series models

  • Indoor units can be connected using Y-branch joints, branch headers, flow selector box or multiport flow selector box 
  • Factory provided controls 
  • Individual power connection for each module 
  • Outdoor units are connected using twinning kits provided from factory

Effective 8/1/24, the warranty for our VRF equipment will include an opportunity for a 10-year parts and compressor limited warranty. If not registered within 90 days, the warranty will be a 5-year parts and 7-year compressor limited warranty.1

See warranty certificate for details.

1Except for residential applications in California and Quebec and other jurisdictions that prohibit warranty benefits conditioned on registration.

Field-Installed Accessories

New factory offered snow hood accessory for low ambient operation

Performance Features

New Elite Heat Model (6-30 tons)

  • Increased heating operation range down to -22F (down to -30F for Elite Heat Models) 
  • Increased cooling operation from -10F to 125F 
  • New heat exchanger design with increased surface area
  • High performance outdoor units with all Inverter driven twin and tri-rotary compressor 
  • DC Inverter condenser fan motor 
  • 208/230-3-60Hz or 460-3-60Hz voltage

Reliability Features

New DLC (diamond like coating) coating for compressor vanes for enhanced reliability

  • 2 Stage compressor vanes for reduced vane stress during operation 
  • All equipment wiring complies with NEC requirements 
  • Unit constructed in accordance with ETL requirements 
  • Unit performance is in accordance with AHRI 1230 standards 
  • Compressor and condenser fan motor are Inverter driven 
  • Finned tube heat exchanger 
  • Suitable for R-410a refrigerant

Installation Features

Two (2) different chassis with reduced footprint from previous e-Series models

  • Indoor units can be connected using Y-branch joints, branch headers, flow selector box or multiport flow selector box 
  • Factory provided controls 
  • Individual power connection for each module 
  • Outdoor units are connected using twinning kits provided from factory

Effective 8/1/24, the warranty for our VRF equipment will include an opportunity for a 10-year parts and compressor limited warranty. If not registered within 90 days, the warranty will be a 5-year parts and 7-year compressor limited warranty.1

See warranty certificate for details.

1Except for residential applications in California and Quebec and other jurisdictions that prohibit warranty benefits conditioned on registration.

Field-Installed Accessories

New factory offered snow hood accessory for low ambient operation