40Va transformer 24V rheem ruud notes » Replacement fuse for this transformer is part number 44-mdl2-5pk technical data » primary voltage (v): 120 secondary voltage (v): 24 capacity (va): 40 frequency (Hz): 50 frequency (Hz): 60 mounting: oem four Hole spacing (in.): 1-7/8 x 1-1/2 overcurrent protection: 2a external fuse electrical connections: leads with 1/4 in. Insulated female quick connects power limiting: class 2 replaces: 46-24124-04, 46-24124-05, 46-24124-03, 46-101506-01