{"product_id":"humidity-sensor-switch-for-ventilation-fans-auto-o","title":"Humidity Sensor Switch For Ventilation Fans Auto On When Humid With 20 Minute Run Time No Brainer Energy Saver For Bathrooms, Neutral Wire Required, UL Listed, White","description":"\u003cdiv\u003eHumidity sensing switch for bathroom fans (single-pack)\u003cbr\u003e\n✔️ 120VAC, neutral-wire, 3 humidity presets, 20-minute cycle \u003cp\u003eHumidity-sensing control designed for bathroom exhaust fans. It detects ambient moisture and auto-activates the fan to reduce humidity, commonly used in bathrooms, laundry rooms, basements, and other damp spaces.\u003c\/p\u003e ✅ Auto humidity activated operation detects excess humidity and turns the fan on.\u003cbr\u003e\n✅ 20-minute fixed running cycle with 5-minute pause to prevent motor overheating.\u003cbr\u003e\n✅ Manual ON\/OFF bypass and auto-off behavior for high-humidity areas.\u003cbr\u003e\n✅ 120VAC, max 3A fan load; neutral wire required; UL-listed; Title 24 and IECC 2021 compliant.\u003cbr\u003e \u003cp\u003e💡 What is a humidity sensor switch used for in home ventilation systems?\u003c\/p\u003e\n\u003cp\u003eIt provides handy automatic control of ventilation, saving energy and preventing moisture buildup.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAutomatically starts a fan when humidity crosses a set threshold.\u003c\/li\u003e\n\u003cli\u003eMaintains a fixed run cycle to ensure consistent ventilation.\u003c\/li\u003e\n\u003cli\u003eRequires a neutral wire and supports standard 120V fans.\u003c\/li\u003e\n\u003cli\u003eUL-listed and compliant with Title 24 and IECC 2021 for safe usage.\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48660453163243,"sku":"VXB07QNMDZ8B","price":68.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/81j5iViylsL.jpg?v=1780292867","url":"https:\/\/vxb.com\/products\/humidity-sensor-switch-for-ventilation-fans-auto-o","provider":"VXB Bearings","version":"1.0","type":"link"}