Models adapted to all types of devices

• Universal thermocouples : Compatible with the majority of market devices, easy to install.
• Specific thermocouples : Designed for specific brands (Saunier Duval, Vaillant, Chaffoteaux, Ariston, Atlantic, Thermor ...).
• Replacement thermocouples : Ready to mount for boilers or permanent night light water heaters.

Each product is selected for its manufacturing quality, his compatibility and his heat resistance, guaranteeing an optimal life.

How to choose the right thermocouple?

1. Check the length Sensor and cable tube: it must match your old model.
2. Identify the type of connection : plug, nut, or connector with screws according to the marks.
3. Choose good compatibility : Universal or specific model for your equipment.

Our product sheets systematically detail dimensions, Thread types and compatibility To help you order with confidence. In case of hesitation, our Technical team leadservice You guide you in your choice.

Why choose leadservice.fr?

• Original or certified products, tested by our technicians.
• Fast delivery everywhere in France.
• Wide stock available To avoid breaks.
• Reactive customer service To assist you with the replacement.

Thanks to these commitments, you benefit from a Safe, fast and professional purchase For your heating spare parts.

FAQ - Thermocouples

How do I know if my thermocouple is defective?

If the pilot of your gas device goes out as soon as you release the hold button, it is likely that the thermocouple no longer detects the flame and must be replaced.

Can I use a universal thermocouple?

Yes, universal models are suitable for many home appliances. Simply check the length and the connector type before order.

Is the replacement of a thermocouple complicated?

This is a simple operation: unplug the old, screw the new and check the seal. If in doubt, use a professional.