Moen 118306 Part Indicators, Hot & Cold

Hello! Thank you for posting your query about the Little Giant 511686 10SP2V2DA1 simplex system. Yes, this system has an indoor alarm that is activated by the ECM switch. Feel free to check the specification sheet for reference. To purchase, simply click “Add to Cart”, provide the information needed, and we’ll take care of the rest. Thank you for choosing PlumbersStock. Have a great day!