HOBO U12 Stainless Temperature Loggers

The Onset HOBO U12 Stainless Temperature Data Logger is ideal for food, pharmaceutical, autoclave, and other applications where high-accuracy temperature data is critical.

Features

  • Food-grade 316 Series stainless steel
  • High-accuracy, extended temperature range
  • Suitable for high pressure applications to 2200psi
$359.00
Stock Check Availability  

Overview
The Onset HOBO U12 Stainless Temperature Data Logger is ideal for food, pharmaceutical, autoclave, and other applications where high-accuracy temperature data is critical. With its broad temperature range (-40 to 125C) and food-grade stainless steel housing, the U12 Stainless Temperature Data Logger withstands process conditions from pasteurization to flash freezing and washdown. The U12 Stainless is also ideal for high-temperature or deep underwater applications.

Measurement range: -40° to 125°C (-40° to 257°F)
Accuracy: ± 0.25°C from 0° to 50°C (± 0.45°F from 32° to 122°F), see Plot A in manual
Resolution: 0.03°C at 25°C (0.05°F at 77°F), see Plot A in manual
Drift: 0.05°C/year + 0.1°C/1000 hrs above 100°C (0.09°F/year + 0.2°F/1000 hrs above 212°F)

Response time in 1 m/s (2.2 mph) airflow
U12-015: < 10 minutes, typical to 90%
U12-015-02: 2.25 minutes, typical to 90%

Response time in water
U12-015: < 3.5 minutes, typical to 90%
U12-015-02: 20 seconds, typical to 90%

Time accuracy: ± 2 minute per month at 25°C (77°F), see Plot B in manual
Operating environment: Air, water, steam, 0 to 100% RH

Operating temperature
Logging: -40° to 125°C (-40° to 257°F)
Launch/readout: 0° to 50°C (32° to 122°F), per USB specification

Battery life: 3 year typical use, factory replaceable
Memory: 64K bytes (43,000 12-bit measurements)
Construction: Food-grade 316 Series Stainless Steel

Weight
U12-015: 72 g (2.5 oz)
U12-015-02: 82 g (2.9 oz)

Logger dimensions: 17.5 x 101.6 mm (0.69 x 4.00 inches)
Probe dimensions: (U12-015-02 only): 4 x 124 mm (0.16 x 4.90 inches)
Pressure/depth rating: 2200 psi (1500 m/4900 ft) maximum
Vibration rating: Navy spec: NAVMAT P-9492 (non-probe model only)
NIST certificate: Available for additional charge; temperature range -30° to 120°C (-22° to 248°F)

 

  • HOBO U12 Stainless Temperature Logger
  • O-Ring replacement kit
Questions & Answers
No Questions
Did you find what you were looking for?

Select Options

  Products 0 Item Selected
Image
Part #
Description
Price
Stock
Quantity
HOBO U12 Stainless Temperature Loggers
U12-015
HOBO U12 stainless steel temperature logger
$359.00
Check Availability  
HOBO U12 Stainless Temperature Loggers
U12-015-02
HOBO U12 stainless steel temperature logger, 5" probe
$535.00
Check Availability  
  Accessories 0 Item Selected

In The News

Wildfire Prevention in the Sierra Nevada Region with the Yuba Watershed Institute

Though recent wildfires have sparked new conversations about wildfire management and response, groups like the Yuba Watershed Institute have been monitoring the forests and water resources of the Sierra Nevada region for decades, managing approximately 5,000 acres of land with the Bureau of Land Management (BLM) and about 7,000 acres in private land partnerships. The goal of the Institute is to work with local communities and land agencies to improve watershed and forestry management through informed practices and public outreach. The goals of the Yuba Watershed Institute are three-fold: Improve the ability of fire suppression agencies like the California Department of Forestry and Fire Protection ( CAL FIRE ) and the US Forest Service.

Read More

Wave Sensors Integration with NexSens Buoys: A Cutting-Edge Solution for Wave Measurment

Real-time wave data supports accurate weather prediction, safe and efficient maritime operations, and provides valuable safety and operating condition information for recreation and commercial fishing. Understanding wave dynamics also helps with the design of protective coastal structures like seawalls, breakwaters, and jetties. It also supports better prediction of their impact on sediment transport and coastal geomorphology. Wave data is a key factor in qualifying and designing offshore wind farms and harnessing kinetic energy for electrical generation. It helps with the understanding of ocean-atmosphere interactions and contributes to studies of sea-level rise and climate change impacts.

Read More

Spring 2025 Environmental Monitor Available Now

In the Spring 2025 edition of the Environmental Monitor, we highlight partnerships across the world and the importance of collaboration between government agencies, universities, environmental groups, local communities, and other stakeholders. From great white shark research in Cape Cod to monitoring fisheries in Lake Erie, this latest edition underscores partnerships that connect stakeholders in a watershed through environmental data. With an emphasis on data sharing, a combination of real-time and discrete sampling keeps the public and partners informed of environmental conditions. Our writers also sought out science professionals dedicated to working with peers within and outside of the environmental sector.

Read More
×
Multiple Products

have been added to your cart

There are items in your cart.

Cart Subtotal: $xxx.xx

Go to Checkout