Resource
2026 Product Brochure
We work with industry leaders:
Who are we?
Temperature & Humidity specialists
Withnell Sensors deliver expert guidance and impartial advice to help you choose the right temperature & humidity products and services.
We offer expert solutions for your temperature and humidity measurement, monitoring and storage requirements. We also pair this with access to market-leading temperature and humidity brands as well as high quality services for ongoing management, maintenance and compliance of your chosen solutions.
Solutions
Expert solutions, tailored to you
We take the time to understand your environment, challenges, and compliance requirements before shaping a solution that truly fits. By combining deep technical knowledge with impartial advice, we deliver reliable, long-term outcomes supported by ongoing expertise and care.
Calibration Equipment
We distribute a range of calibration equipment including baths and handheld devices
Fridges, Freezers & Climatic Chambers
We supply specialist medical fridges and freezers for temperature-sensitive materials, alongside environmental test chambers for controlled temperature and humidity testing
Data Loggers & Thermocouples
A range of equipment from leading brands to suit all requirements. Expert, independent advice is available
Rental Equipment
Validation equipment for unexpected demands, shutdown periods and new plant commisioning
Service, Mapping & Calibration
Experienced engineers providing service on-site or at our facility in Lancashire. Offering a range of UKAS accredited calibrations
Expert, impartial support
20+
years in business made possible by our engineering specialists
10k+
calibrations completed each year with additional capacity to see this figure grow
15+
years UKAS accredited, boasting some of the best temperature uncertainties in the UK
Sectors we serve
Finding the right device for your data logger applications across industries
PROCESS
End-to-end support
Consult & Advise
Expert guidance to define your temperature and humidity needs
Supply & Install
Delivery and setup of leading equipment for regulated environments
Validate & Calibrate
UKAS-accredited calibration, environmental mapping, and testing for compliance
Maintain & Support
Maintenance, repairs, rentals, and support keep systems compliant
Talk to a technical specialist
Find the right temperature and humidity solution, supported by our experts at every stage.
Latest from us
Finding the right device for your data logger applications across industries
Impartial expert advice