Lethabo Modimoeng opened the scoring for the visitors but Knox Mutizwa equalised for Richards before the halftime interval, before Monnapule Saleng struck the winner after the interval.
The visitors look determined to get back on the winning trail and took the lead after 14 minutes when Modimoeng found the back of the net after low cross from Thuso Moleleki.
The home side then start dominating probing for the equaliser and it eventaully came just before the halftime break when Mutizwa headed in to the bottom corner.
The goal not seem to deter Orbit College though and they came out with renewed vigour in the opening stages after the interval.
They would go back in front just six minutes into the second half when Orlando Pirates loanee Saleng produced a neat finish.
Richards Bay needed to come with something and head coach Ronnie Gabriel turned to his bench to bring on veteran striker Gabadinho Mhango to make an impact.
The Zambian forward came close to drawing his side level but visiting goalkeeper Sabelo Nkomo was up to the task.
Mhango looked the most threatening and Nkomo denied the striker again late on to make sure Orbit College take maximum points from the contest.
Orbit College head coach Pogiso Makhoye says his side are on track to achieve their aims of retaining their Betway Premiership status in their first season in the South African top-flight.
Golden Arrows coach Manqoba Mngqithi cut a frustrated figure after watching his side crash out of the Carling Knockout semi-finals despite dominating large spells against Marumo Gallants at King Goodwill Zwelithini Stadium on Sunday.
Orlando Pirates will enjoy home advantage when they take on Marumo Gallants in the 2025 Carling Knockout Cup final, after the Premier Soccer League (PSL) confirmed the venue and date for the much-anticipated clash.
Orlando Pirates secured their place in a second cup final this season after edging Richards Bay FC 1-0 in the Carling Knockout semi-final at the Moses Mabhida Stadium on Saturday.
