Inground Pool Pump and Chlorinator

I’m adding a salt chlorinator and transformer for a new LED light. Can I run a 1HP Pentair pump, Pureline Chlorinator, and 300W transformer on a 20 AMP breaker or will I need to do a separate run?

That appears to be too much for one 20 amp breaker. We’d recommend splitting it up or going with a larger breaker.