The Trane BAYFTAH23P4A is the correct replacement filter for the following air cleaner models:
The Trane BAYFTAH23P4A Pleated 1 inch Filter 23.5x21x1 fits several electronic and media air cleaner models from Trane. This Trane Perefect Fit filter measures approximately 23.5" x 21" x 1" and purifies your indoor air by reducing particulates. This Trane air conditioner filter features a MERV 8 rating and is pleated for maximum efficiency.
Trane BAYFTAH23P4A Pleated 1 inch Filter 23.5x21x1 specifications: