Antique H&H 3 Speed Porcelain Rotary Switch Oil Bath Emerson Ceiling Fans Fern. Used condition with old paint spray, oxidation, chip at one mount, chip on knob and some soil (see image). This was OEM on early 52″ and 56″ Emerson Electric oil bath ceiling fans. Clicks through positions with positive clicks (see images of interior). Untested, Hart & Hegeman Mfg. 2A 250 V – 5A 125 V UND LAB INSP. See images for measurements. Please see all images for a pictorial description and ask any questions.