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MITSUBISHI KE76B427G02 Inverter Board INV24-BOARD R61185280

Inv24-board Mitsubishi Ke76b427g02 Inverter Board R61185280

( Brand: Mitsubishi ), ( Manufacturer Part Number: KE76B427G02 ), ( Model: INV24-BOARD ), ( Part Type: Inverter Board )

Review MITSUBISHI Inverter Board

The **Mitsubishi Electric KE76B427G02 INV24-Board** is a high-performance, industrial-grade inverter board designed for seamless integration into Mitsubishi s **FR series** variable frequency drives (VFDs), specifically tailored for the **FR-F200 series** and compatible with the **R61185280** model designation. This precision-engineered component serves as the core control module within the inverter, responsible for converting incoming AC power into smoothly adjustable DC and then back into variable-frequency AC output, enabling precise speed and torque control for motor-driven applications. Built with Mitsubishi s signature reliability and advanced semiconductor technology, the **INV24-Board** incorporates a robust **IGBT (Insulated Gate Bipolar Transistor)** bridge circuit, optimized for high efficiency, low harmonic distortion, and extended operational lifespan under demanding industrial conditions. Its compact yet durable design ensures compatibility with Mitsubishi s modular FR-F200 series, offering seamless scalability for applications ranging from conveyor systems and pumps to HVAC units and industrial machinery. The board features **digital signal processing (DSP)** and **PWM (Pulse Width Modulation)** technology to deliver smooth, silent motor operation while minimizing energy waste through adaptive voltage and frequency regulation. With built-in **overcurrent, overvoltage, and overtemperature protection**, this inverter board ensures operational safety and fault resilience, reducing downtime and maintenance requirements. Additionally, its **user-friendly interface** supports intuitive programming via Mitsubishi s **GX Works3** or **FR Configurator** software, allowing engineers to fine-tune parameters such as acceleration/deceleration ramps, feedback control, and communication protocols (e.g., **Modbus, Profibus, or Ethernet/IP**). Whether deployed in manufacturing plants, commercial buildings, or renewable energy systems, the **KE76B427G02 INV24-Board** exemplifies Mitsubishi s commitment to performance, durability, and intelligent automation, making it an indispensable component for modern industrial control systems.

The **Mitsubishi KE76B427G02 INV24-board inverter board (R61185280)** is a replacement part for Mitsubishi air conditioning units, specifically designed for models that use this inverter board. Below is a detailed analysis of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a Mitsubishi KE76B427G02 INV24-Board Inverter Board**

1. **Compatibility and Reliability**

The board is a direct replacement for Mitsubishi air conditioning units that require this specific part number (R61185280). Mitsubishi is a well-known brand with a reputation for quality, and OEM (Original Equipment Manufacturer) parts like this are designed to match the original specifications of the unit. This reduces the risk of compatibility issues that can arise with aftermarket or generic parts.

2. **Performance and Efficiency**

Mitsubishi inverter boards are engineered to provide smooth, efficient operation of the air conditioning system. The INV24-board is likely designed to optimize energy consumption, reduce wear on the compressor, and maintain consistent temperature control key benefits of inverter technology. This can lead to longer lifespan for the overall system and lower energy costs over time.

3. **Warranty and Support**

Purchasing from an authorized Mitsubishi distributor or dealer often comes with a warranty, typically ranging from 1 to 5 years, depending on the seller. This provides peace of mind in case of defects or failures shortly after installation. Additionally, Mitsubishi offers technical support and documentation to assist with installation and troubleshooting.

4. **Durability**

Mitsubishi inverter boards are built to withstand the demands of continuous operation, which is common in air conditioning systems. The use of high-quality components reduces the likelihood of premature failure, especially in units that are regularly used in demanding environments (e.g., commercial settings or extreme climates).

5. **Ease of Installation**

As an OEM part, the board is designed to fit seamlessly into the existing system with minimal modifications. This can simplify the installation process compared to aftermarket parts that may require additional wiring, adapters, or adjustments. However, professional installation is still recommended to avoid voiding warranties or causing damage.

6. **Energy Savings**

Inverter technology allows the compressor to adjust its speed based on the cooling or heating demand, rather than cycling on and off like traditional systems. This can result in significant energy savings, particularly in systems that do not require full capacity operation for extended periods.

7. **Reduced Noise Levels**

Inverter systems tend to operate more quietly than non-inverter systems because the compressor does not start and stop abruptly. This can be a noticeable improvement in residential or office settings where noise is a concern.

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### **Cons of buying a Mitsubishi KE76B427G02 INV24-Board Inverter Board**

1. **High Cost**

OEM parts from Mitsubishi are typically more expensive than aftermarket or generic alternatives. The price can range significantly depending on the seller, with authorized dealers often charging premium prices. For consumers or businesses operating on tight budgets, this can be a significant drawback.

2. **Limited Availability**

While Mitsubishi parts are widely available through authorized dealers and online retailers, finding the exact part number (R61185280) may require some effort. Some sellers may not stock this specific model, or it may be backordered, leading to delays in installation. This can be particularly problematic in emergency repair situations.

3. **Potential for Counterfeit Parts**

The risk of purchasing counterfeit or refurbished parts is higher when buying from unauthorized sellers, especially on platforms like eBay, Amazon, or lesser-known online marketplaces. Counterfeit parts may not function correctly, could void warranties, or even pose safety risks. Always verify the seller s authenticity and check for certifications or warranties.

4. **Complexity of Installation**

While the board itself is designed for easy installation, replacing an inverter board often requires technical expertise. Mistakes during installation such as incorrect wiring, improper grounding, or failure to reset the system correctly can lead to malfunctions, damage to other components, or even safety hazards. Professional installation is highly recommended to avoid these risks.

5. **Compatibility Verification Required**

Even though the part is labeled as a direct replacement, it is crucial to confirm that your specific Mitsubishi model (e.g., exact unit series, voltage requirements, and regional specifications) matches the KE76B427G02 board. Mixing up part numbers or models can result in a non-functional system or voided warranties. Always cross-reference the part number with your unit s manual or consult a technician.

6. **Potential for Additional Costs**

Beyond the cost of the board itself, replacing an inverter board may require additional expenses such as:

- Labor costs for professional installation.

- Replacement of other damaged components (e.g., capacitors, fuses, or wiring) that may have failed alongside the board.

- Diagnostic fees if the issue is not immediately clear.

These hidden costs can add up, making the overall repair more expensive than initially anticipated.

7. **Environmental and Disposal Considerations**

Inverter boards contain electronic components that may be hazardous if not disposed of properly. Some regions have specific regulations for the disposal of electronic waste (e-waste). Purchasing a new board may also contribute to electronic waste if the old board is not recycled responsibly. This is less of a practical concern for the buyer but is worth noting for environmentally conscious consumers.

8. **Limited Lifespan of the System**

If the inverter board is failing due to the age of the air conditioning unit, replacing just the board may not be a long-term solution. Older units may have other worn-out components (e.g., seals, compressors, or refrigerant leaks) that will eventually fail, leading to repeated repairs. In such cases, upgrading to a newer, more efficient unit may be more cost-effective in the long run.

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### **Conclusion**

The **Mitsubishi KE76B427G02 INV24-board inverter board (R61185280)** is a high-quality, reliable replacement part for compatible Mitsubishi air conditioning units. Its advantages such as compatibility, efficiency, warranty support, and durability make it an attractive option for those who prioritize performance and longevity. However, the high cost, potential for counterfeit parts, complexity of installation, and additional hidden expenses must be carefully considered.

For consumers or businesses with the budget and access to professional installation, this part is an excellent choice, particularly if the unit is relatively new or the board failure is isolated. For those on a tight budget or dealing with an older system, weighing the cost against the potential need for future repairs is essential. Additionally, always verify the part number and seller authenticity to avoid counterfeit or incompatible parts.

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### **Recommendation**

1. **Verify Compatibility**

Before purchasing, confirm that your Mitsubishi air conditioning unit model matches the KE76B427G02 board. Check the unit s serial number, model number, and any existing documentation. If in doubt, consult a Mitsubishi-certified technician to avoid mismatches.

2. **Purchase from Authorized Sources**

Buy the part from an **authorized Mitsubishi distributor, dealership, or reputable online retailer** (e.g., Mitsubishi s official website, specialized HVAC supply companies, or well-reviewed marketplaces). Avoid sellers with no return policy or poor customer reviews, as these may be selling counterfeit or refurbished parts.

3. **Budget for Professional Installation**

While the board itself may be installed by a skilled DIYer, **professional installation is strongly recommended** to ensure safety, warranty validity, and proper system functionality. Factor in labor costs when evaluating the total expense of the repair.

4. **Consider the Age and Condition of the Unit**

If the air conditioning unit is older (e.g., 10 years) or has a history of frequent issues, replacing just the inverter board may not be the most cost-effective solution. In such cases, a **cost-benefit analysis** comparing repair costs to the price of a new, energy-efficient unit may be worthwhile. Mitsubishi offers energy-efficient models that could provide long-term savings.

5. **Check for Warranty and Return Policies**

Ensure the seller offers a **warranty (preferably 1 year)** and a **return or replacement policy** in case the part is defective or incompatible. This provides a safety net if issues arise after installation.

6. **Explore Aftermarket Alternatives (If Budget is a Concern)**

If the cost of the OEM part is prohibitive, research **high-quality aftermarket inverter boards** from reputable brands (e.g., Daikin, Carrier, or specialized HVAC part manufacturers). These may offer similar performance at a lower price, though they may not come with the same warranty or support as OEM parts. Always read reviews and consult with a technician before proceeding.

7. **Plan for Additional Repairs**

If the board failure is accompanied by other symptoms (e.g., refrigerant leaks, unusual noises, or electrical issues), address these simultaneously to prevent recurring problems. A full diagnostic check by a professional can identify underlying issues and avoid future expenses.

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**Final Verdict:**

The **Mitsubishi KE76B427G02 INV24-board inverter board** is a **strong choice for reliable, long-term performance** in compatible Mitsubishi air conditioning units, provided it is purchased from a trusted source and installed correctly. For most users, the benefits outweigh the drawbacks, especially when considering the efficiency and durability of inverter technology. However, **budget constraints, unit age, and installation complexity** should be carefully

Details:

Condition is Used. MITSUBISHI INV24-BOARD INVERTER BOARD KE76B427G02 R61185280. Shipped with USPS Ground Advantage.

part #: ke76b427g02 prices

  • $283.50-$320.00

specifications hvaapa:

  • brand: Mitsubishi
  • mpn: Ke76b427g02
  • model: Inv24-board
  • part type: Inverter Board

general hvaapa:

  • HVAC Refrigeration > HVAC Refrigeration: Parts Accessories > HVAC Refrigeration: Controls Circuit Boards
  • condition: Used

seller hvaapa:

  • # reviews: 4091
  • city: Brooklyn, New York
  • rating: 99.4%

shipping hvaapa:

  • carrier: USPS
  • transit: 4-7 Days
  • type: Calculated
  • class: Standard
  • service: USPS Ground Advantage
  • cost: $0.00

offer hvaapa:

  • options: Ship-to-home
  • started: June 4, 2026
  • quantity: 1
  • best offers: True
  • sold: 0
  • availability: In Stock

returns hvaapa:

  • policy: No Returns

payments hvaapa:

  • other
  • wallet: Google-pay
  • credit card: Mastercard
part type: inverter board,
category: business & industrial > hvac refrigeration > hvac refrigeration: parts accessories > hvac refrigeration: controls circuit boards, sku: 18161221987583892,
Mitsubishi KE76B427G02 Is Similar To:
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2 offers $283.50–$320.00 USD
  • Used. Offer #1 priced at $320.00 + $0.00 shipping estimate = $320.00* total. Shipped with USPS Ground Advantage. MITSUBISHI -BOARD INVERTER BOARD .FREE SHIPPING
  • Used. Offer #2 priced at $283.50 + $12.90 shipping estimate = $296.40* total. FACTORY WARRANTY MAY NOT APPLY MITSUBISHI / (USED) PCB, INVERTER BOARD.+$12.90 shipping

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