Trade-ready part listing Verify SKU, product condition and appliance compatibility before ordering.

ARISTON

SKU N0311-E

ARISTON MINIMA MX2 24FF & 30FF NTC THERMISTOR SENSOR 990686

Ariston Chaffoteaux DHW Thermistor Sensor 990686-01 was 990686 Product Overview The Ariston Chaffoteaux DHW Thermistor Sensor 990686-01 was 990686 is a critical component designed for speci...

Availability Available to order

Product code N0311-E

Brand ARISTON

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Product information

Technical details

Ariston Chaffoteaux DHW Thermistor Sensor 990686-01 was 990686

Product Overview

The Ariston Chaffoteaux DHW Thermistor Sensor 990686-01 was 990686 is a critical component designed for specific Ariston heating systems. This NTC / Flow Sensor monitors vital system parameters like temperature and water flow, sending real-time data to the PCB. properly functioning components are vital for the energy efficiency and safety of your boiler.

ℹ️ Product Condition Options:
This part may be available in New, Refurbished, or Compatible conditions. Please select your desired option from the dropdown menu above. All refurbished parts are professionally tested to ensure reliability.

Technical Insight & Common Failure Symptoms

Based on service data: Ariston Another customer shared the classic symptoms of thermistor failure that many

Replacing this part often resolves the following issues:

Restores reliable system operation and eliminates fault codes.
Resolves specific failure symptoms such as component malfunction.
Ensures safety compliance and efficient boiler performance.

Compatibility

This part (MPN: 990686) is designed for models within the Ariston range. Please strictly verify the part number against your boiler's technical manual before ordering to guarantee fitment.

Safety Advice: Boiler parts involve gas, water, and electricity. Installation must be carried out by a Gas Safe registered engineer.

This part fits the following boilers:

Fits Appliance(s)

GC No.

Ariston Clas 21 FF System

41-116-27

Ariston Clas 28 FF System

41-116-28

Ariston Clas HE 18 System (Edition 5 - 9/11/2010)

41-116-26

Ariston Clas HE 18 System (Edition 7 - 30/08/2011)

41-116-26 EDITION 7

Ariston Clas HE 24 (Edition 5 - 9/11/2010)

47-116-51

Ariston Clas HE 24 (Edition 7 - 30/08/2011)

47-116-51 EDITION 7

Ariston Clas HE 24 System (Edition 5 - 9/11/2010)

41-116-22

Ariston Clas HE 24 System (Edition 7 - 30/08/2011)

41-116-22 EDITION 7

Ariston Clas HE 30 (Edition 5 - 9/11/2010)

47-116-52

Ariston Clas HE 30 (Edition 7 - 30/08/2011)

47-116-52 EDITION 7

Ariston Clas HE 30 System (Edition 5 - 9/11/2010)

41-116-23

Ariston Clas HE 30 System (Edition 7 - 30/08/2011)

41-116-23 EDITION 7

Ariston Clas HE 38 (Edition 5 - 9/11/2010)

47-116-53

Ariston Clas HE 38 (Edition 7 - 30/08/2011)

47-116-53 EDITION 7

Ariston Clas HE R 12

41-116-30

Ariston Clas HE R 18

41-116-31

Ariston Clas HE R 24

41-116-32

Ariston Combi A 24 MFFI (28/06/2013)

47-116-44 2013

Ariston Combi A 24 MFFI (Edition 9 - 23/09/2011)

47-116-44 EDITION 9

Ariston Combi A 30 MFFI (28/06/2013)

47-116-45 2013

Ariston Combi A 30 MFFI (Edition 9 - 23/09/2011)

47-116-45 EDITION 9

Ariston E Combi 24 FF (Edition 1 - 02/06/2008)

47-116-62

Ariston E Combi 24 FF (Edition 4 - 30/08/2011)

47-116-62 EDITION 4

Ariston E Combi 30 FF (Edition 1 - 02/06/2008)

47-116-63

Ariston E Combi 30 FF (Edition 4 - 30/08/2011)

47-116-63 EDITION 4

Ariston E Combi 38 FF (Edition 1 - 02/06/2008)

47-116-64

Ariston E Combi 38 FF (Edition 4 - 30/08/2011)

47-116-64 EDITION 4

Ariston E System 24 (Edition 4 - 30/08/2011)

41-116-34 EDITION 4

Ariston E System 30 (Edition 4 - 30/08/2011)

41-116-35 EDITION 4

Ariston Eco Combi 27 MFFI

47-116-23

Ariston Eco System 27 RFFI

41-116-08

Ariston Genus HE 24 (Edition 5 - 9/11/2010)

47-116-54

Ariston Genus HE 24 (Edition 7 - 30/08/2011)

47-116-54 EDITION 7

Ariston Genus HE 24 System (Edition 5 - 9/11/2010)

41-116-24

Ariston Genus HE 24 System (Edition 7 - 30/08/2011)

41-116-24 EDITION 7

Ariston Genus HE 30 (Edition 5 - 9/11/2010)

47-116-55

Ariston Genus HE 30 (Edition 7 - 30/08/2011)

47-116-55 EDITION 7

Ariston Genus HE 30 System (Edition 5 - 9/11/2010)

41-116-25

Ariston Genus HE 30 System (Edition 7 - 30/08/2011)

41-116-25 EDITION 7

Ariston Genus HE 38 (Edition 5 - 9/11/2010)

47-116-56

Ariston Genus HE 38 (Edition 7 - 30/08/2011)

47-116-56 EDITION 7

Ariston Microgenus 11 24 MFFI

47-116-25

Ariston Microgenus 11 24 MFFI Edition 3 (From Serial No 2320436400001)

47-116-25 ED 3

Ariston Microgenus 11 28 MFFI

47-116-26

Ariston Microgenus 11 28 MFFI Edition 3 (From Serial No 2320436400001)

47-116-26 ED 3

Ariston Microgenus 11 31 MFFI

47-116-27

Ariston Microgenus 11 31 MFFI Edition 3 (From Serial No 2320436400001)

47-116-27 ED 3

Ariston Microgenus HE 24MFFI

47-116-37

Ariston Microgenus HE 28MFFI

47-116-38

Ariston Microgenus HE 32MFFI

47-116-39

Chaffoteaux Minima HE 24

47-980-33

Chaffoteaux Minima HE 30

47-980-34

Chaffoteaux Minima HE 35

47-980-35

Chaffoteaux Minima System 24

41-980-33

Chaffoteaux Minima System 30

41-980-34

Chaffoteaux Minima System 35

41-980-35

Chaffoteaux MX2 24 FF

47-980-28

Chaffoteaux MX2 30 FF

47-980-29