Hunter Sprinkler XC400I X-Core 4-Station Indoor Irrigation Controller, Small, Gray

Q: What is the difference between the x core xc 400 and xc 400i?

The XC400i has an external plug-in transformer. The XC400 has an internal transformer, it can also be plugged directly into a receptacle or hardwired to a junction box and it has a lockable cabinet. Thank you

Q: What type of power cord does this unit require?

Unit comes with a 120vac/24vac transformer with a pre wired cord for the 24vac that is about 3 to 4 feet long. Transformer plugs directly into a 120vac receptacle and the 24vac line is pre-installed on the controller wiring panel.