Whale Printed Circuit Board For Whale Expanse Space Heater - AK1276

Whale Printed Circuit Board for Whale Expanse Space Heater – OEM Main PCB (AK1276) The Whale Printed Circuit...
SKU: AK1276
Availability: In Stock
Product Type: Heater Spares
Subtotal: £211.89
  • Caravan-Life
  • Caravan-Life
  • Caravan-Life
Whale Printed Circuit Board For Whale Expanse Space Heater - AK1276

Whale Printed Circuit Board For Whale Expanse Space Heater - AK1276

£211.89

Whale Printed Circuit Board For Whale Expanse Space Heater - AK1276

£211.89

Whale Printed Circuit Board for Whale Expanse Space Heater – OEM Main PCB (AK1276)

The Whale Printed Circuit Board (PCB) AK1276 is a genuine OEM replacement main control board designed for use in Whale Expanse space heaters, commonly fitted in caravans, motorhomes and van conversions. As the central/control PCB, it governs key heater operations — including temperature regulation, safety monitoring and automatic functions — ensuring efficient, reliable performance from your Expanse heater.

This board is ideal for replacing a faulty PCB or servicing older installations to restore full system function and safe, dependable water and space heating on your leisure journeys.


Product Overview

  • 🔌 Main PCB Replacement: Genuine Whale Expanse circuit board (Part AK1276) for water heater control.

  • 📍 Part Number: AK1276 — original equipment manufacturer (OEM) part for superior fit and long-lasting performance.

  • ⚙️ Controls Heater Functions: Manages heater ignition, temperature regulation, safety cut-offs and operational logic.

  • 🚐 Built for Leisure Vehicles: Designed for use in caravans, motorhomes and campervans — ideal for touring comfort and dependable hot water performance.

  • 🔄 Direct Replacement: Fits compatible Whale Expanse heaters without modification and restores electronic control functions.


Key Features & Benefits

  • 🧠 Central Heater Control: Acts as the “brains” of the Expanse system, coordinating all operational components for safe, efficient performance.

  • 🔄 Reliable OEM Quality: Genuine Whale PCB ensures better compatibility and longevity compared with aftermarket alternatives.

  • 🚿 Restores System Function: Ideal when fault codes, shutdowns or erratic heater behaviour indicate PCB failure.

  • 🔧 Workshop & DIY Friendly: Easy swap-in replacement for technicians servicing domestic water heater electronics.

  • 🔐 Safety & Efficiency: Helps maintain safe operational logic, protecting against overheating or improper function.


Compatible Heater Models

This PCB is compatible with a range of Whale Expanse water heaters, including combined gas and electric models such as:

  • WW0801OC: Internal Expanse with flue kit

  • WW0801UB: Underfloor water heater (bulk)

  • WW0801UC: Underfloor Expanse with flue kit

  • WW0801UR: Underfloor water heater (return)

Always check your heater model before purchasing to ensure correct compatibility.


Ideal For

✔ Caravan, motorhome or campervan owners needing a replacement main PCB
✔ Servicing workshops stocking genuine Whale spare parts
✔ RV enthusiasts restoring safe and efficient heater control
✔ Replacing ECU-level electronics after failure or error conditions

  • Type: PCB
  • Manufacturer: Whale
  • Part Number: AK1276
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