No.	PRODUCT	MANUFACTURER	PRICE	RATINGS	POPULARITY	LINK
21.	DHT22 temperature-humidity sensor + extras	Adafruit	£9.88		4.7	VIEW PRODUCT
22.	TEMPERATURE PROBE K BEAD Accessories Test & Measurement, TEMPERATURE PROBE, K, BEAD, Thermocouple Type: K	TENMA226	£16.82		4.7	VIEW PRODUCT
23.	Extech Instruments TP400 Type K High Temperature Pipe Clamp Probe	Extech	£74.95		4.7	VIEW PRODUCT
24.	Testo 0603 1293 Immersion/penetration probe, Type T	Testo	£41.99		4.7	VIEW PRODUCT
25.	Fluke 2627-S Spare Sensor Kit	Fluke	£641.87		4.7	VIEW PRODUCT
26.	DHT11 basic temperature-humidity sensor + extras	Adafruit	£10.49		4.6	VIEW PRODUCT
27.	Adafruit Waterproof DS18B20 Digital temperature sensor + extras [ADA381]	Adafruit	£12.91		4.6	VIEW PRODUCT
28.	2M Wire Temprature Sensor Thermocouple Probe PT100 200mm x 5mm	Sourcingmap	£6.98	(from 1 review)	4.5	VIEW PRODUCT
29.	sourcingmap® PT100 Probe Temperature Control Sensor Thermocouple 1.9M Black	Sourcingmap	£5.35	(from 1 review)	4.3	VIEW PRODUCT
30.	DS18B20 Temperature Sensor DALLAS 18B20 TO-92 Encapsulation	Souked	£2.69		4	VIEW PRODUCT

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