Campos won his first set from Marc Sodini by a 7-5 score before dropping the second 6-2. In the tiebreaker, Campos earned a 10-4 win to take the match.
Nawghare won his first set 6-3 over Michal Lyzwa before dropping the second 6-4. In a back-and-forth third-set tiebreaker, Nawghare won 10-8 to earn the victory.
At No. 2, Dawoud Kabli dropped a tough 6-3, 6-7, 6-3 decision to Dan Gilbert. Wright State won at No. 1, No. 3 and No. 4 in straight sets.
The Penguins are now 3-10 overall and 0-2 in Horizon League play while Wright State improves to 7-8 and 1-0. The Raiders took the doubles point by winning at No. 1 and No. 2, including an 8-7 decision at No. 1.
The Penguins return to action on Sunday at 5 p.m. when they visit Michigan.