Mitsubishi Electric MHK2 Wireless RedLINK Controller & Receiver Kit (kumo touch)

Thermostat Capabilities

Communication

Proprietary communicating to indoor unit via CN105 serial; thermostat-to-receiver link is RedLINK 3.0 wireless RF

Communicating Compatibility

Mitsubishi Electric M-Series and P-Series (residential/light commercial) and CITY MULTI indoor units via CN105 on the indoor-unit control board (MIFH2 receiver)

C-Wire

Not applicable — receiver connects to indoor unit via CN105 cable (MRC2); wireless thermostat is AA battery powered

Voice Assistants

none on the controller (voice/cloud only via separate kumo cloud Wireless Interface 2 adapter)

Zoning

none (per-indoor-unit control; multi-zone handled at indoor-unit/branch level, not by this controller)

IAQ Sensors

humidity (display + space humidity offset); remote temp sensing (at indoor unit default or at controller location)

Geofencing

unknown

BMS / BACnet

No native BACnet on MHK2 itself; BMS/BACnet for Mitsubishi systems is achieved via separate interfaces (e.g. AE-200/PAC gateways), not this controller. (One distributor's copy implied BACnet but it is unconfirmed on the manufacturer spec.)

Dealer Portal

kumo cloud (MitsubishiPro.com / mitsubishicomfort.com contractor portal)

Pro Features

Contractor commissioning/installer setup, touchscreen lock-out, installer technical docs via MitsubishiPro; remote monitoring/diagnostics only when paired with kumo cloud Wireless Interface 2