{"product_id":"hayward-h-series-400000-btu-natural-gas-heater-omnix","title":"Hayward Universal H-Series 400,000 BTU Natural Gas Heater w\/ OmniX","description":"\u003cp\u003eHayward's largest H-Series natural gas heater, rated at 400,000 BTU\/hr for larger bodies of water, commercial-scale pools, or situations where fast temperature recovery matters more than running cost. Shares the same cupro-nickel heat exchanger and Low NOx compliance as the smaller H-Series models, with dual-voltage 120\/240V flexibility for the control circuit and a physically larger cabinet to match the higher BTU rating.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e400,000 BTU\/hr (117kW) output on natural gas — the highest-capacity gas heater in this lineup\u003c\/li\u003e\n\u003cli\u003eCupro-nickel heat exchanger for corrosion resistance in demanding water chemistry\u003c\/li\u003e\n\u003cli\u003e120\/240V, 1-phase, 60Hz control circuit — 5.5A, 15A breaker, dual-voltage flexibility\u003c\/li\u003e\n\u003cli\u003eLow NOx compliant emissions for regional air-quality rules\u003c\/li\u003e\n\u003cli\u003eOmniX diagnostics on a Universal Display for streamlined troubleshooting and service\u003c\/li\u003e\n\u003cli\u003e3-year parts \/ 1-year labor warranty — a full extra year of parts coverage over the 135K BTU model\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eUniversal H-Series (HS400FDN)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN\u003c\/td\u003e\n\u003ctd\u003e610377469043\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel type\u003c\/td\u003e\n\u003ctd\u003eNatural gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat output\u003c\/td\u003e\n\u003ctd\u003e400,000 BTU\/hr (117kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e120\/240V, 1-ph, 60Hz, 5.5A, 15A breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e24H x 34W x 29.5L in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping dimensions\u003c\/td\u003e\n\u003ctd\u003e30.6 x 32.8 x 39.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (shipping)\u003c\/td\u003e\n\u003ctd\u003e213.5 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClearances\u003c\/td\u003e\n\u003ctd\u003e6 in rear, 12 in side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat exchanger\u003c\/td\u003e\n\u003ctd\u003eCupro-nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmissions\u003c\/td\u003e\n\u003ctd\u003eLow NOx compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3 years parts \/ 1 year labor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":44575954698329,"sku":"HS400FDN","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/8404\/8217\/files\/Universal_H_Series_H400FD_Hero_Open_Lid_4d9b.png?v=1787615733","url":"https:\/\/pooldirectsupply.com\/products\/hayward-h-series-400000-btu-natural-gas-heater-omnix","provider":"PDS","version":"1.0","type":"link"}