Mitsubishi MOS1 RedLINK - Wireless Outside Air Sensor

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Manufacturer Part Number: MOS1

Adding MOS1 outside air sensor to your RedLINK control system allows the MHK1 and MCCH1 controllers to display real-time data about the temperature and humidity levels outside your home. For use with P-Series NHA4 systems, SEZ-4/SUZ one-to-one systems, SLZ/SUZ one-to-one systems, MXZ-B multi-zone systems, MSY/MSZ and MFZ indoor units.

Must be combined with MHK1 Remote Controller Kit to use with M-Series and P-Series. Uses two "AA" lithium batteries (included).

Works with MRCH1, MCCH1, RedLINK, MHK1 and more.

Key Features

  • Monitors outside air temperature and humidity
  • Displays on MHK1 Wireless Wall-mount Remote Controller and MCCH1 Portable Central Controller
  • Can be integrated with other RedLINK devices
  • Senses outside air temperature and humidity to display on MRCH1 & MCCH1
  • Easy and fast to install. Two AA batteries included.


Key Specifications
Type of Sensor HVAC Temperature Sensor, HVAC Humidity Sensor
Compatible Equipment/ Systems Works with Mitsubishi Electric and more.
Min Measurement Temp -40 degC
Max Measurement Temp 60 degC
Radio Specification
Sensor Frequency 900 MHz (ISM)
Dimensions (Inches) 5 x 3.5 x 1.69
Weight 0.3 lb
Please contact an RFWEL Radio Equipment Specialist if you cannot find what you need for your project.


Compare HVAC Wireless Sensors Specs
Item ID Type Frequency Sense Range Compatible Brands

PACUSWHS003TH1 image

HVAC Temperature Sensor, HVAC Humidity Sensor 2.4 GHz 0 to 40 degC Mitsubishi Electric

Consider Related Products

  • MCCH1: Mitsubishi MCCH1 RedLINK Portable Central Controller
  • MHK1: Mitsubishi Electric MHK1 RedLINK - Wireless Thermostat and Receiver Kit
  • MRCH1: Mitsubishi MRCH1 Replacement Wireless Remote Controller

. . . search for additional items with specific features using the HVAC Wireless Sensors filter.


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Additional Information

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Device Type:
HVAC Temperature Sensor
Device Type:
HVAC Humidity Sensor
Compatible Brand:
Mitsubishi Electric
Min Measured Temp (degC):
Max Measured Temp (degC):
Frequency Bands:
900 MHz (ISM)
Dimensions (Inches):
5 x 3.5 x 1.69
Weight (Lb):
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