Brachmia insulsa is a moth in the Gelechiidae family. It was described by Meyrick in 1914. It is found in India (Bengal) and the United Arab Emirates. The wingspan is 12–16 mm. The forewings are light greyish-ochreous with the stigmata dark-fuscous, the plical slightly before the first discal. There are some cloudy dark-fuscous dots around the apex and termen, sometimes almost obsolete. The hindwings are ochreous-grey-whitish.