CORE 2 Thermal Sensor

Master your body temperature to perform longer

The CORE 2 Thermal Sensor revolutionizes endurance athlete training by allowing precise real-time body temperature monitoring. Designed for triathletes, cyclists, runners, and high-level athletes, it helps optimize performance, improve effort management, and prevent heat-related risks.

Compact, lightweight, and ultra-precise, the CORE 2 seamlessly integrates into your training ecosystem thanks to its compatibility with major GPS watches and analysis platforms.

Why use the CORE 2 Thermal Sensor?

Body temperature plays a key role in athletic performance. An excessive rise can lead to decreased power, increased fatigue, and more difficult recovery.

With CORE 2, you can:

• Monitor your body temperature live
• Optimize your race pacing
• Adjust your hydration and cooling strategies
• Better manage training in hot weather
• Effectively prepare for summer competitions
• Analyze the thermal impact on your performance

Used by many professional athletes and top-level teams, CORE 2 becomes a true strategic tool for intelligent progress.

Advanced technology and maximum precision

The CORE 2 uses non-invasive thermal measurement technology to accurately estimate core body temperature without discomfort.

Its new design improves:

• Measurement speed
• Connection stability
• Comfort during exercise
• Battery life
• Resistance to extreme conditions

The sensor easily attaches to a compatible heart rate strap or directly to specific armbands.

Extended compatibility

The CORE 2 Thermal Sensor is compatible with many platforms and devices:

• Garmin
• Wahoo
• COROS
• Zwift
• TrainingPeaks
• Nolio
• Golden Cheetah
• Intervals.icu

It connects via Bluetooth and ANT+ for simple integration into your training setup.

Ideal for triathlon and endurance sports

Whether you're preparing for an Ironman, a marathon, a cyclosportive, or a gravel race, CORE 2 helps you understand how your body reacts to heat to optimize every session.

Particularly useful for:

• Indoor training
• Training camps in hot climates
• Summer competitions
• Long, intensive sessions
• Heat acclimatization protocols

Technical specifications

• Continuous body temperature measurement
• Bluetooth & ANT+ connectivity
• Compact and lightweight design
• Long-lasting rechargeable battery
• Sweat and weather resistance
• Dedicated mobile application
• Compatibility with major GPS watches and training platforms

Why choose Triathlon Store?

At Triathlon Store, we select the best equipment for demanding athletes. Our team of enthusiasts supports you in choosing the most effective technologies to improve your training and performance in competition.

Discover the CORE 2 Thermal Sensor now in our stores and on our website.