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Professional Waterproof Temperature Monitoring
The Disc Mini IP67 is a compact, waterproof Bluetooth temperature sensor and data logger built for demanding environments. With IP67-rated protection, this wireless temperature logger delivers reliable monitoring in cold storage, commercial freezers, food processing facilities, and anywhere moisture or washdowns are part of daily operations.
Compact. Powerful. Compliant.
At just 33mm (1.3") diameter, store up to 20,000 temperature readings with Bluetooth range up to 75m (246ft). Connect with the free bmLogger app to view real-time temperatures, download data, and export CSV reports for HACCP compliance and cold chain documentation.
Ready for Any Environment
Ideal for pharmaceutical cold storage, food service refrigeration, brewery monitoring, and agricultural applications. Add a BM Gateway for 24/7 automated cloud monitoring with temperature alerts.
Bluetooth Low Energy technology for reliable connectivity.
Factory-sealed CR2032 battery for waterproof integrity.
±0.1°C temperature accuracy for reliable monitoring applications.
On-device storage for up to 20,000 readings with configurable intervals.
Fully sealed construction for temporary submersion in water and harsh wet environments.
Can be internet enabled by utilizing the BM Gateway and bmCloud.

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IP67 provides excellent dust and water protection. The "6" means completely dust-tight, and the "7" indicates protection against temporary submersion in water up to 1 meter depth for 30 minutes. This makes the sensor suitable for outdoor installations, wet industrial environments, and locations exposed to splashing or brief immersion.
The Disc Mini Waterproof is rated for temporary submersion up to 1 meter depth for 30 minutes. It's suitable for environments with splashing, rain exposure, condensation, and brief immersion - ideal for cold storage, food processing, and outdoor installations.
The battery is factory-sealed to maintain the IP67 waterproof integrity. Opening the case would compromise the water resistance. The sealed CR2032 battery provides approximately 1 year of operation—after which the sensor should be replaced for continued monitoring.
Ideal uses include outdoor weather stations, greenhouse monitoring, aquarium and pond temperature tracking, marine and boat refrigeration, swimming pool monitoring, food processing areas with washdown requirements, and any location exposed to rain, humidity, or water spray.
The Bluetooth range remains up to 75 meters in open space. However, water absorbs Bluetooth signals, so range is reduced when the sensor is underwater. For submerged applications, position the BM Gateway or your phone within closer proximity for reliable data transmission.
Both sensors share the same dimensions (33mm × 9.5mm), ±0.1°C accuracy, and 20,000 data point storage. The key differences: the waterproof version has IP67 protection but a sealed (non-replaceable) battery, while the standard Disc Mini has a replaceable battery but no water protection.
Yes, the Disc Mini Waterproof operates from -40°C to +125°C and is ideal for freezers, cold rooms, and refrigerated transport where condensation or frost may be present. The sealed design prevents moisture damage during defrost cycles.