The Prober-class was a line of reconnaissance submarine mass produced by the Principality of Zeon.
History
The Principality of Zeon developed the Prober-class for underwater reconnaissance missions. These were deployed along the Earth Federation coastal and maritime boundaries.
Zeon constructed fifty-six Prober-class units throughout the One Year War.

Prober
Design
The Prober-class submarine was designed for reconnaissance missions. It had large two large radomes. These were used to intercept enemy communications and to collect data on the enemy front lines.
The submarine did not carry any armament.
Behind the scenes
Yoshiyuki Tomino was the original mechanical designer. Kunio Okawara assisted in cleaning up the original design.