This is a Endurance Pro Control Transformer Class II Foot Mount, 40V/24V. Class 2 rated, inherently limited transformer's easily mount for use on low voltage control circuits. Designed for over 60,000 hours continuous use under normal load conditions. <br><br><b>Replacement for: </b><br>Jard 4031F<br>Mars 50203<br>Armstrong TWF424-40<br>Gemline GT446<br>Robertshaw 620-206, 620-406, 620-482<br>Supco SXT105<br>White-Rodgers GT4031F, 90-T40F3<br>Grainger 6WU91<br>UEI UET105, UET115<br>Honeywell AT140A1018, AT40A1121, AT40A1139, AT40B1214<br>Source 1 S1-T2404F<br>Packard PF42440 <br><br><b>Specifications: </b> <br>50/60Hz <br>Output VA: 40 <br>Mounting option: Foot <br>Connection: Wire Lead <br>Mounting Configuration: 2 Foot<br><br>Manufacturers’ part numbers are solely for identification. All materials supplied by us are our replacements for manufacturers’ parts. All product and company names are trademarks or registered trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.