
Hanna Instruments-98517 KEY Pocket Thermometer, range -40 to 550°C with 130mm probe
Hanna Instruments-98517 KEY® Pocket Thermometer
With a response time of less than 20 seconds in water, KEY® is ideal for quality control and routine industrial temperature monitoring.
The casing of the hand-held thermometer is completely redesigned with a more ergonomic shape. The probe supplied (Hanna Instruments-98517-13) is constructed out of rugged AISI 316 stainless steel, resisting the harmful effects of chemicals and humid conditions.
This thermometer is supplied with the Hanna Instruments-98517-13 measuring 130 mm long, ideal for penetration of semi-solids, plus the testing of general purpose liquid, air/gas.


Frequently Asked Questions
Clear answers to help you choose the right water testing solution with confidence
Which brands of water testing kits do you supply?
Do you provide kits for both home and professional use?
Yes — whether you’re a pool or spa owner, aquarium keeper, utility company, or a university laboratory, we have the right solution for your needs.
Can I arrange servicing or calibration for my photometer?
Absolutely. We also provide servicing and calibration to keep your photometers accurate and reliable.
How quickly do you dispatch orders?
Orders placed before 2:30 pm (Monday–Friday) are dispatched the same day. We also ship on Saturdays for your convenience.
Which couriers do you use for delivery?
We deliver through UPS, DPD, and Royal Mail. You can also choose to upgrade to next-day delivery at checkout.
What is your return policy?
We accept returns within 14 days of delivery provided the items are unused, in their original packaging, and in resalable condition. Please contact our team before returning any items.
Can I place bulk or business orders?
Yes, we welcome bulk, trade, and institutional orders. For tailored pricing or large quantities, please get in touch with us directly.
How can I get help if I’m unsure which kit to buy?
You can call us at 📞 +44 (0)115888 2726 and our team will guide you in choosing the most suitable kit for your needs.
