WHALE Expanse PCB Gas & Electric

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Product Description

WHALE Expanse PCB Gas & Electric – Reliable Control Board for Marine & Caravan Heaters

Overview

The WHALE Expanse PCB Gas & Electric is a high-quality replacement control board designed for dual-fuel heaters in boats, caravans, and motorhomes. This PCB manages both gas and electric heating systems, ensuring efficient, safe, and reliable operation. Ideal for UK marine and mobile applications, it guarantees consistent water and space heating while maintaining compliance with UK safety standards.

Key Features & Benefits

  • Dual-Fuel Control: Operates gas and electric heaters, providing flexible and energy-efficient heating.
  • Reliable Performance: Ensures stable operation of space and water heaters for marine, caravan, and motorhome use.
  • Durable Construction: Built to withstand vibration, humidity, and mobile environments, ensuring long-lasting service.
  • Easy Replacement: Compatible with WHALE Expanse heater models, allowing quick installation and minimal downtime.
  • Energy Efficient: Optimises gas and electricity usage, reducing running costs while maintaining consistent heat output.
  • Safety Compliant: Meets UK marine, caravan, and motorhome safety standards for secure operation.
  • Compact Design: Fits neatly inside your heater unit without occupying excessive space.

Why Choose WHALE Expanse PCB Gas & Electric?

The WHALE Expanse PCB Gas & Electric is the ideal replacement for UK customers seeking a durable, energy-efficient, and reliable heater control board. Perfect for boats, caravans, and motorhomes, it ensures consistent hot water, optimal space heating, and safe operation, making it a trusted component for off-grid and mobile heating systems.

Product Name: Whale Expanse PCB – Gas & Electric

Product Type: Main Control PCB for Gas and Electric Water Heating Systems

Function:

  • Acts as the central control unit for Whale Expanse water heaters and underfloor heating systems
  • Manages and coordinates dual-power operation: LPG/Propane gas and electric heating elements
  • Controls ignition, flame monitoring, electric heating, pumps, and safety systems
  • Interfaces with user control panels, thermostats, and sensors for precise water and space heating

Key Features:

  • Dual-power control: gas burner and electric heating element management
  • Supports ignition, flame detection, and automatic gas shut-off
  • Thermostat and sensor integration for water temperature and safety monitoring
  • Diagnostic outputs and LED indicators for fault detection
  • Compact PCB design for easy installation and replacement
  • Compatible with Whale Expanse water heaters and underfloor heating units

Gas Control Specifications:

  • Fuel Type: LPG / Propane
  • Gas Safety: Flame failure detection via thermocouple
  • Gas Pressure Control: Works with standard mobile system pressures (typically 30 mbar)
  • Automatic shut-off in case of flame loss or system fault

Electric Control Specifications:

  • Voltage: 230V AC for electric heating element control
  • DC Supply: 12V DC for PCB control circuits and ignition
  • Power Handling: Depends on connected electric heating element (e.g., 500–800W typical)
  • Controls pumps and fan circuits if integrated with water or space heating

Safety Features:

  • Flame failure protection for gas operation
  • Over-temperature cut-out for water or space heating
  • Low water level detection and shutdown if integrated with system
  • Short-circuit and overcurrent protection
  • CE-certified and compliant with mobile appliance safety standards

Construction & Environmental Specifications:

  • PCB Substrate: Flame-retardant FR4 or equivalent
  • Components: Automotive/marine-grade for reliability in mobile applications
  • Vibration and shock resistant for caravan, motorhome, and marine use
  • Operating Temperature: –20°C to +70°C ambient
  • Conformal coating optional for moisture and corrosion protection

Installation Requirements:

  • Must be installed by a qualified technician familiar with LPG and electric water heating systems
  • Connections: Plug-and-play wiring harness to gas valves, ignition, heating elements, pumps, and control panels
  • Ensure correct positioning inside heater enclosure away from direct heat sources
  • Follow manufacturer wiring diagrams and safety guidelines

Applications:

  • Whale Expanse underfloor heating systems
  • Whale Expanse water heaters with gas, electric, or combined operation
  • Replacement or service part for mobile and marine water heating systems

Compliance:

  • CE certified
  • EN 60335-2-102 for mobile and caravan heating appliances
  • Meets relevant LPG and electrical safety standards

Dimensions (approx.):

  • Height: [Insert dimension]
  • Width: [Insert dimension]
  • Depth: [Insert dimension]

Weight: ~[Insert weight]

Warranty: Manufacturer warranty applies; check supplier for details

  • At Prime Caravan Breakers we are committed to providing excellent Customer Service by sending orders as quickly as possible. Our stock levels are live and shown against each product.
  • We use Trans Direct Shipping to provide our Customers with the most cost effective and suitable Courier service depending on their location.
  • All orders are picked and packed in our Somerton Warehouse. We endeavour to use your nominated Courier but sometimes issues are beyond our control. If Courier pick up is going to be delayed or an item doesn’t get picked up, we will use our discretion and sometimes use UK Post and other methods to ensure your order reaches you quickly. 
  • Please ensure you enter the Correct Address. Should your parcel be returned to Prime Caravan Breakers the customer will be liable for any costs to resend.
  • If you are  local we offer pick up from our Somerton, Victoria factory. Over counter sales are welcomed from our fully stocked shop.
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