But the minimum and max wager are always posted on a placard on the table. Usually in blackjack that card is near the discard rack. Most high limit tables the max is 50 to 100 times the minimum. So usually in the range of 5000- 10000 dollars.
First and foremost, they protect the casinos from paying out unsustainable winnings. Secondly, they help operators to abide by fast-emerging Responsible Gambling initiatives designed to protect and safeguard vulnerable customers. Table limits are great as they help you know where you stand before you begin.