Kestrel 5400 WBGT Heat Stress Tracker (HST) and Weather Meter
- Alarm buzzer
- Alarm Light
- Backlight - Switchable White/Red
- Battery Life Indicator
- Black Globe Temperature Sensor (1in/2.5cm)
- Data Log Graph View
- Data Logging - Adjustable Interval
- Date & Time
- Digital Compass (Pro model only)
- Drop-Tested to MIL-STD-810G
- FREE Kestrel LiNK Apps for Windows & Mac*
- Integrated Flip Open Impeller Cover
- Intuitive Tactile Up/Down/Enter Keypad
- LiNK Wireless Communication - When Option Selected (Bluetooth low energy)*
- Multilingual Menus (English, French, Spanish, German)
- Minimum/Maximum/Average Reading
- Pressure Sensor
- Relative Humidity Sensor
- Temperature Sensor (Patented External Isolated)
- Waterproof to IP67 (3'/1M for 30 minutes)
- WBGT Warning Flags - Settable
The Kestrel 5400 is a reliable, portable WBGT (Wet Bulb Globe Temperature) measurement tool and environmental data logger. No need for distilled water, bulky equipment, or complicated setups—simply hold the Kestrel Heat Stress Tracker in the desired area to get instant and average WBGT readings. Set custom WBGT thresholds, and the device will alert you with a loud buzzer, bright LED beacon, and on-screen warnings when heat conditions become dangerous. Preloaded with industry-standard guidelines for athletics, industrial, and military use, the Kestrel 5400 simplifies the setup process for any environment.
Unlike other WBGT meters, the Kestrel 5400 is more than just a heat stress monitor—it’s a full-featured weather meter. Measure wind speed, gusts, temperature, humidity, pressure, wind chill, and more. With the added LiNK wireless data communication, the Kestrel 5400 also tracks wind direction, making it versatile enough for HAZMAT response or measuring headwinds on a running track. Whether you’re working outdoors, training athletes, or managing heat safety in industrial settings, the Kestrel 5400 offers critical insights into environmental conditions that affect safety and performance.
The Kestrel 5 Series platform features a high-resolution display with excellent readability, dual-color backlighting, and a durable polycarbonate lens. Powered by AA batteries, the device is drop-proof, dust-proof, and waterproof, able to withstand harsh environments without damage. Optional carry pouches make it easy to take your Kestrel wherever it’s needed. For hands-free monitoring, pair it with the Kestrel Vane Mount, or opt for the LiNK-enabled version to send real-time data directly to your smartphone or tablet.
The Kestrel 5400 also tracks and logs over 10,000 sets of time-stamped environmental data. Transfer this data wirelessly to iOS or Android devices via the Kestrel LiNK app, or use a Kestrel LiNK Dongle or USB Data Transfer Cable for Windows/Mac devices (both sold separately).
Trusted by U.S. Special Forces, combat weather teams, wildfire fighters, and even Mt. Everest expeditions, Kestrel devices have proven themselves in the toughest conditions. The Heat Stress Tracker line is widely used by the U.S. Army, Navy, athletic trainers, and major events like the Boston Marathon. There’s simply no equivalent tool for environmental safety monitoring. Protect your team or workplace and integrate the Kestrel 5400 into your safety protocols today.
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Learn more about setting up your Kestrel 5400 Heat Stress Tracker.