Sandeep scored in the 21st and 52nd minutes while Kieran Govers got the other Punjab goal in the 30th minute by converting another penalty corner.
Captain Moritz Furste (14th) and Ashley Jackson scored for the home side -- also from penalty corners.
All the five goals of the match were scored from the penalty corners.
Both sides qualified for the semifinals while Delhi Waveriders and Uttar Pradesh Wizards also made it to the last four.
Dabur Mumbai Magicians and Kalinga Lancers failed to make it to the semifinals as they finished fifth and sixth on 18 and 17 points respectively.
The semifinals and the final will be played here on February 22 and 23 respectively.