Choosing and Replacing the Correct pH Probe for Akeron Duo Salt Regul PH Control Unit

Client:
What is the correct ph probe to replace on akeron salt regul ph control unit? And how long are the connection cables on your probes?

Technical Advisor:
Hi, could you give the trade mark of your regulator?

Client:
akeron duo salt regul ph

Technical Advisor:
https://ph-redox-pool.com/gb/corelec/1958-ph-probe--for-akeron-duo.html?SubmitCurrency=1&id_currency=1

Client:
Thank you. Do you know the connection cable length?

Technical Advisor:
BNC connector, 5 m

Client:
Thank you. Have a good evening

Technical Advisor:
You are welcome