Truma Overtemp Thermostat Safety Cut-Off Ultrastore Heater

Truma Overtemp Thermostat Safety Cut-Off Ultrastore Heater

The Truma Overtemp Thermostat is a genuine safety component designed for use in Truma caravan and motorhome heating and hot water systems.

This thermostat acts as a critical safety cut-off device, protecting your heater or boiler from overheating. If the system exceeds a safe temperature, the thermostat automatically interrupts operation to prevent damage or potential hazards.

Commonly used in systems such as Truma Ultrastore water heaters and Trumatic C-series heaters, this part is essential for maintaining safe and reliable operation in your caravan or motorhome heating setup.

🔧 What Does This Product Do? (Function)

The Truma Overtemp Thermostat:

Monitors the internal temperature of the heater/boiler
Detects when temperatures exceed safe operating limits
Automatically cuts power to prevent overheating
Protects the system from damage, failure, or fire risk

👉 In simple terms:
It’s a safety switch that shuts the heater down if it gets too hot.

Why Choose This Thermostat?
Genuine Truma OEM safety component
Prevents overheating and system damage
Essential for safe heater operation
Direct replacement for faulty thermostats
Designed for Truma heating and hot water systems
Reliable and proven safety performance
Key Features
Over-temperature safety cut-off thermostat
Compatible with Truma Ultrastore and Trumatic systems
Automatically interrupts system operation when overheating occurs
Helps protect against component failure and overheating damage
Compact and durable design
Genuine Truma spare part
Why Buy This Thermostat?

If your heating system is shutting down unexpectedly or not operating safely, a faulty over-temperature thermostat is a common cause.

Replacing this component restores the system’s built-in safety protection, ensuring your heater or boiler runs correctly without risk of overheating.

This is an essential replacement part for caravans, motorhomes, and campervans, especially for those relying on Truma heating systems during colder months.

Product Specifications
Specification    Details
Product Name    Truma Overtemp Thermostat
Manufacturer Part Number    34000-34200
Brand    Truma
Function    Over-temperature safety cut-off
Compatibility    Truma Ultrastore, Trumatic C series, Boat Boiler systems
Application    Caravan / motorhome heating systems
Product Type    Thermostat safety switch
Product Weight    Approx. 0.1–0.2kg (typical for component size)
Total Product Weight

This Truma overtemp thermostat is a lightweight safety component (approx. 0.1–0.2kg), designed for easy integration within heating and hot water systems.

What’s Included
1 x Truma Overtemp Thermostat
Integrated temperature safety switch unit
Where It Fits

Designed for use with:

Truma Ultrastore water heaters
Truma Trumatic C series heaters (C3402 / C6002 etc.)
Truma boat boiler systems
Caravan and motorhome heating systems
SEO Vehicle Compatibility
VW Transporter campervan heating systems
Fiat Ducato motorhome heating
Peugeot Boxer campervan builds
Citroen Relay van conversions
Ford Transit campervan setups
Bailey caravans
Swift caravans
Elddis caravans
Coachman caravans
Ideal For
Caravan heater repairs
Motorhome heating maintenance
Replacing faulty thermostats
Restoring heating system safety
Truma Ultrastore servicing
Winter preparation and system checks
Fitting Instructions
Disconnect power and gas supply to the heater.
Access the heater or boiler unit.
Locate the existing over-temperature thermostat.
Disconnect wiring and remove the faulty unit.
Install the new thermostat in the same position.
Reconnect wiring securely.
Restore power and test system operation.

Important: Always follow Truma service instructions or use a qualified technician when working on heating systems.