OneLink Alarm FAQs Below is a detailed list of frequently asked questions (FAQs) for OneLink Alarms and OneLink Detectors. Click on a subject heading below to view answers relating to your selection. Links will guide you to further information on our website or from other sources. Should you have any further questions, please contact our Consumer Affairs Department, Monday-Friday, 7:30 am to 5:00 pm (Central Standard Time) at 1-800-323-9005. Hours are subject to change without notice.
