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Mitsubishi Electric R61749280 Inverter Board

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1  Review Add Your Review
Special Price $501.29 Regular Price $556.44
In stock
SKU
R61749280
The Mitsubishi Electric R61749280 Inverter Board is a control component that is intended to enhance the performance of HVAC systems. This advanced inverter board is used to control the temperature and energy consumption by controlling speed of the compressor in HVAC equipment. It operates at a voltage of 200VAC – 240 VAC and has a current carrying capacity up to 15A and may therefore be used in many applications. The board operates at a frequency of 50/60 Hz to meet various local power requirements.
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HVAC Controls & Electrical, Inverters & Parts
Manufacturer:
https://www.partshnc.com/media/catalog/product/R/6/R61749280_MitsubishiElectric_partshnc.jpg

Specifications

  • Weight: 0.99 lbs
  • Type: Inverter Board
  • Voltage Rating: 200-240 VAC
  • Current: 15 A
  • Frequency: 50/60 Hz
Manufacturer Name: Mitsubishi Electric
Product Number: R61749280
OEM Part Number: R61749280
Product Description: Inverter Board
Weight:0.99lbs/449.06g

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Product Questions (2)
Customer Questions
What maintenance is required for the Mitsubishi Electric R61749280 Inverter Board?

Regularly inspect the inverter board for dust buildup and clean it using dry compressed air to prevent overheating. Ensure all electrical connections remain tight and corrosion-free. Maintain proper ventilation around the unit and avoid exposure to moisture or voltage fluctuations.

What are common issues with the Mitsubishi Electric R61749280 Inverter Board?

  • Power failure or no output from the board.
  • Overheating due to poor airflow or component stress.
  • Faulty capacitors causing inconsistent performance.
  • Burnt circuits or damaged components from voltage spikes.
  • Communication errors with connected system components.

Installation Steps

Step 1: Turn off all electrical power and confirm full lockout before servicing the unit.

Step 2: Open the outdoor or indoor control compartment and wiring connections.

Step 3: Disconnect the existing old inverter board carefully, avoiding damage to communication and power terminals.

Step 4: Mount the new board securely on factory standoffs.

Step 5: Reconnect all wiring exactly per schematic, ensuring tight, correct terminal seating.

Step 6: Restore power and run system startup, checking compressor communication and stable operation without error codes.