The Welch Allyn 120Vac/60 transformer, model 5200-101A, is a high-quality unit designed for use in otoscopes and ophthalmoscopes. Made in Mexico by the trusted brand Welch Allyn, this transformer provides reliable power conversion for your medical equipment. With this essential part and accessory, you can ensure that your otoscopes and ophthalmoscopes continue to function at their best for optimal performance in healthcare, lab, and dental settings.