Nibe
Nibe Filter PWB-3 F2040 - 718194
Nibe Filter PWB-3 F2040 - 718194
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Description
Nibe PWB-3 Filter PCB – PCA505A127B
Part Number: 718194
Board Name: PWB-3 Filter PCB
PCB ID: PCA505A127B
Type: Filter / Signal Conditioning Circuit Board
Function: Designed to filter electrical noise and stabilize signals between components in the heat pump.
✅ Compatible With:
| Nibe Model | Description |
|---|---|
| F2040 12 kW | Air/Water Heat Pump (Monobloc) |
| F2040 16 kW | Air/Water Heat Pump (Monobloc) |
These larger-capacity units use the PWB-3 Filter PCB to ensure reliable communication and noise suppression, particularly for compressor control, power electronics, and modulation signals.
⚙️ Key Roles of the Filter PCB
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Filters EMI (Electromagnetic Interference) between control circuits
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Ensures clean signal transmission to/from:
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Inverter board
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Main control board (MCB or SMO interface)
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Prevents faults caused by voltage spikes or electrical noise
🛠️ Common Use Cases
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Replacement when:
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The system reports communication faults
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There’s erratic fan/compressor behavior
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Electrical noise interferes with inverter control
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Part of board-level service during deep diagnostics or repairs
