Police were called to a street in Merrylands West about 7.50pm on Sunday to complete a welfare check.
The woman was found and treated by paramedics for serious injuries.
She was taken to hospital in a stable condition and a crime scene was established.
Police arrested a 34-year-old man at a unit in Warwick Farm about 9am yesterday.
He was taken to Liverpool Police Station where he was charged with three offences including breaching an Apprehended Domestic Violence Order, intentionally choking a person with recklessness and assault occasioning in actual bodily harm (DV).
The man was refused police bail to appear before Liverpool Local Court on March 19.
In the event of an emergency dial Triple Zero (000).Help is available from the Men’s Referral Service on 1300 766 491.