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IFB Refrigerator Compressor Inverter Driver Board
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IFB Refrigerator Compressor Inverter Driver Board

Part No : RX321ECINB005Origin : Genuine

Rs 2,368.00
(Incl. of all taxes)
In Stock

About this item


The IFB Refrigerator Compressor Inverter Driver Board (Part Number: RX321ECINB005 / Specification: 8CC DA92-01596D NI34B SS) is an authentic original equipment manufacturer (OEM) replacement power inverter PCB designed for select IFB frost-free and multi-door inverter refrigerators. Located in the rear compressor machinery compartment, this module acts as the dedicated frequency-variable drive controller for three-phase BLDC inverter compressors. It converts incoming AC mains voltage into smooth, variable-frequency 3-phase DC power based on communication signals received from the main refrigerator logic board. Built with high-current IPMs (Intelligent Power Modules), heavy-duty filtering capacitors, and an aluminum dissipation heat sink, it protects the compressor while optimizing cooling efficiency.

Key Features

  • 8CC / NI34B Compressor Optimization: Calibrated specifically to drive 8cc displacement / NI34B series variable-capacity inverter compressors.

  • Integrated Intelligent Power Module (IPM): Delivers clean sinusoidal 3-phase drive output to optimize motor torque, minimize acoustic humming, and reduce energy consumption.

  • Heavy-Duty Aluminum Heat Sink: Dissipates thermal energy efficiently from internal power switching transistors during continuous cooling runs.

  • Onboard Electrical Filtering & Surge Suppression: High-voltage smoothing electrolytic capacitors, MOVs, and chokes protect against mains voltage spikes and brownouts.

  • Standardized OEM Keyed Connectors: Features dedicated locking headers for AC power input, serial PWM communication from the main PCB, and 3-pin compressor terminal leads (U, V, W).

Benefits

  • Solves symptoms such as refrigerator not cooling, compressor failing to start or clicking continuously, rapid LED diagnostic error blinks, or excessive energy consumption.

  • Replaces short-circuited inverter boards damaged by severe voltage fluctuations, lightning strikes, or IPM component failure.

  • Direct OEM replacement ensures 100% frequency curve match, safe motor commutation, and factory chassis bracket mounting.

Applications

Designed specifically for select IFB frost-free inverter refrigerator models equipped with 8CC / NI34B series compressor platforms requiring inverter control board part number RX321ECINB005 (DA92-01596D).

What's Included

  • 1 x Genuine IFB Refrigerator Compressor Inverter Driver Board (RX321ECINB005)

Usage Instructions

  1. Disconnect the refrigerator completely from the AC mains electrical socket before starting any repair.

  2. Carefully pull the refrigerator away from the wall to access the rear lower machinery compartment.

  3. Unscrew and remove the rear protective metal/plastic service grille.

  4. Locate the separate plastic enclosure housing the inverter board (mounted adjacent to the compressor).

  5. Unclip the housing cover and take clear reference photos of all wiring harnesses, grounding clips, and terminal connections.

  6. Using an insulated discharge resistor or waiting 5–10 minutes, ensure onboard high-voltage capacitors have fully discharged before touching board terminals.

  7. Unplug the AC mains input plug, the low-voltage communication harness, and the 3-wire harness running to the compressor terminals.

  8. Release the board retaining clips or remove mounting screws to remove the faulty inverter PCB.

  9. Seat the new IFB RX321ECINB005 board into the casing, reconnect all wiring harnesses securely according to your reference photos, and fasten the enclosure cover.

  10. Reinstall the rear machinery cover grille, reconnect the appliance to power, and observe compressor startup and normal cooling operation.

Safety Instructions

  • High-voltage capacitors on inverter boards retain dangerous electrical charges even after the power cord is disconnected. Allow ample time to discharge before touching circuitry.

  • Always isolate the machine completely from AC power before removing panels or handling electronic components.

  • Practice electrostatic discharge (ESD) precautions by touching a grounded metal frame before handling the PCB.

Care Instructions

  • Keep the rear compressor area and cooling fan clean and clear of heavy dust or pet hair to ensure proper airflow across the inverter heat sink.

Technical Specifications

AttributeSpecification
BrandIFB
Model / Part NumberRX321ECINB005
Board Code / Reference8CC DA92-01596D NI34B SS
Component TypeCompressor Inverter Driver Board / Power PCB
Compressor Compatibility8CC / NI34B Inverter BLDC Compressors
Operating Input Voltage220–240V AC, 50/60 Hz
Output Drive3-Phase Variable Frequency / BLDC Drive
Cooling MethodHeavy-Duty Extruded Aluminum Heat Sink
Country of OriginIndia / OEM Sourced
Package Contents1x Refrigerator Inverter Board
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Compatibility

Confirm compatibility before adding to cart.

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Common fridge Problems

  • Refrigerator not cooling
  • Fridge compressor making noise
  • Fridge water leaking
  • Ice maker not working
  • Freezer not freezing

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