{"product_id":"hunter-hfs-acc-flow-sensor","title":"Hunter Flow-Sync HFS Flow Sensor for ACC \u0026 I-Core Controllers","description":"\u003cp\u003eThe Hunter Flow-Sync HFS is an insertion-style flow sensor that measures real-time irrigation flow and triggers controller responses to high or low flow conditions. Designed for professional and residential irrigation systems, it delivers station-level monitoring to help prevent water waste caused by leaks or line breaks.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Hunter ACC, ACC2 and I‑Core controllers; also compatible with ICD‑SEN sensor decoders and ICC2 via Centralus modules for system-level monitoring.\u003c\/li\u003e\n\u003cli\u003eFits pipe sizes up to 4 inches; requires an FCT tee (sold separately) for pipe installation. Sensor is precalibrated for K-factor and offset by FCT size for quick setup.\u003c\/li\u003e\n\u003cli\u003eSimple two-wire connection (black and red leads) to S1\/S2 sensor terminals; supports cable runs up to 1,000 ft (≈300 m) from the controller or decoder.\u003c\/li\u003e\n\u003cli\u003eDurable, waterproof construction with O‑ring seals and removable plug for winterization. Impeller-based metering provides reliable flow readings and totalizers.\u003c\/li\u003e\n\u003cli\u003eMonitors station-level flow and provides automatic reaction to high or low flow conditions, helping protect landscapes from flooding and erosion.\u003c\/li\u003e\n\u003cli\u003eWhen used with a master valve the HFS can stop irrigation during major line breaks and significantly reduce water waste.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRefer to the Hunter Flow-Sync owner’s manual and product cutsheet for complete specifications, flow ranges by pipe size, operating limits and installation instructions. The HFS is a proven, water-saving accessory for new or existing Hunter systems.\u003c\/p\u003e","brand":"Hunter","offers":[{"title":"Default Title","offer_id":43673071881,"sku":"HFS","price":332.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/HFS-2_fcb67aa1-ed1d-433a-9205-37d7d902c2b0.jpg?v=1503338093","url":"https:\/\/www.sprinklersupplystore.com\/products\/hunter-hfs-acc-flow-sensor","provider":"Sprinkler Supply Store","version":"1.0","type":"link"}