MG Electronics MGT598 Class II 8/16/24 VAC 30VA Signaling Transformer.
Features and Specifications: - Easy to install lock nut type
- Mounts on side of standard gang box
- High power for long wire runs
- Ideal for large apartment and office building elevators, door openers, and chimes
- Dimensions: 2 1/2"" (D) x 2 1/4"" (W) x 2"" (H)
- UL listed