
Hanna Instruments-93551 K, J & T Thermocouple Thermometer
The hold button freezes the display to allow the user time to record readings. the CLR button restarts the evaluation of high and low values.
These thermometers display the current temperature along with the high and low extremes achieved during measurement.
For high accuracy, the Hanna Instruments-93551N features a CAL button to allow the operator a simple one-point calibration in an ice bath at 0°C when probe interchange occurs.
The instruments are equipped with BEPS (Battery Error Prevention System), which alerts the user in the event that low battery power could adversely affect readings.
- HOLD - hold function
- Battery indicator - battery life indicator at startup
- Waterproof - waterproof casing
K-type thermocouple probes should be ordered separately to meet your specific application.
- Hanna Instruments-766C - penetration, stainless steel K-type thermocouple temperature probe wtih 1m cable.
- Hanna Instruments-766D - air/gas, stainless steel K-type thermocouple temperature probe with 1m cable.
- Hanna Instruments-766E1 - General purpose/penetration, stainless steel K-type thermocouple temperature probe with 1m cable.
*Probes features: Hanna Instruments-766E1 & Hanna Instruments-766D

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.