The Rockets lost a nail-biter, falling, 44-39, to Edison.
The Chargers took a 16-14 lead after the first quarter, held a 28-26 advantage at halftime and 31-28 after three quarters.
Andy Rathbun led all scorers with 16 points and Tate Haar chipped in with six. Luke Frankboner and Chris Laughlin led the Chargers with 14 pints apiece and Clay Goodwin chipped in with eight.
Oak Harbor, which is now 4-11 overall and 0-9 in the SBC, hosts Tiffin Columbian and Huron this week.