WBGT Products
Professional heat stress monitoring equipment trusted by the U.S. Military for decades.
Our analog WBGT instruments provide reference-standard accuracy without batteries, software, or complex calibration. Choose the kit that fits your needs.
WBGT Monitoring Kits
Standard WBGT Kit
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- Wet Bulb thermometer assembly
- Dry Bulb thermometer assembly
- Black Globe thermometer assembly
- Slide rule calculator
- Tripod for field setup
- Spare Airflow Vial and 18" of Wet Bulb wicking
Premium WBGT Kit
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- Everything included in the Standard WBGT Kit
- Flagpole and Mount
- 5 Colored Signal Flags
- 4oz Water Bottle (empty)
- Carrying Case for all Parts
Replacement Parts
Replacement parts for all WBGT kit components are available upon request. Whether you need thermometers, wicks, globes, or other accessories, we can supply individual parts to keep your equipment in top condition.
Sigma WBGT vs Handheld Digital WBGT
| Feature | Sigma WBGT | Handheld Digital |
|---|---|---|
| Accuracy | ±0.65°F WBGT | ±1.3–3.5°F |
| Batteries Required | No | Yes |
| Software/App Required | No | Often |
| Regular Calibration Needed | No | Yes |
| Works in All Conditions | Yes | Varies |
| Military/OSHA Compliant | Yes | Varies |
| No Firmware Updates | Yes | No |
| Field Repairable | Yes | No |
| 30+ Year Track Record | Yes | Varies |
Need Help Choosing?
Our team can help you select the right equipment for your specific needs and environment.