{"product_id":"535mm-quartz-halogen-infrared-sauna-heater-tube-r7s-230v-300w-350w-400w","title":"535mm Quartz Halogen Infrared Sauna Heater Tube (R7S) – 230V | 300W \/ 350W \/ 400W","description":"\u003cp\u003eUpgrade or replace your infrared sauna heater with this \u003cstrong\u003e535mm Quartz Halogen Infrared Heater Tube\u003c\/strong\u003e, designed to suit full spectrum sauna systems using \u003cstrong\u003eR7S lamp holders\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThese tubes provide \u003cstrong\u003efast-response radiant heat\u003c\/strong\u003e and are commonly used in full spectrum infrared saunas where direct, penetrating heat is required.\u003c\/p\u003e\n\u003cp\u003eAvailable in multiple wattage options, allowing you to match your original heater specification or fine-tune your sauna’s heat output.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eAvailable Options\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e300W – Standard output replacement\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e350W – Increased heat output\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e400W – Maximum output (where compatible)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eAll options are rated at 230V.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube Type:\u003c\/strong\u003e Quartz Halogen Infrared\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 535mm (overall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e R7S (double-ended)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 230V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWattage Options:\u003c\/strong\u003e 300W \/ 350W \/ 400W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Type:\u003c\/strong\u003e Full Spectrum \/ Near Infrared\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Infrared sauna heater replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eSuitable for infrared saunas with \u003cstrong\u003eR7S lamp holders spaced approximately 535mm apart\u003c\/strong\u003e, including many models from:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eiHealth Full Spectrum\u003c\/li\u003e\n\u003cli\u003eFound Space Full Spectrum\u003c\/li\u003e\n\u003cli\u003eRevel Saunas\u003c\/li\u003e\n\u003cli\u003eLeisure Scape Spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eInstallation Note\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eR7S lamp holders can degrade over time due to heat exposure, leading to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePoor electrical contact\u003c\/li\u003e\n\u003cli\u003eFlickering or intermittent operation\u003c\/li\u003e\n\u003cli\u003eReduced heat output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe recommend inspecting or replacing lamp holders when installing a new tube. Replacement holders are available separately.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eImportant\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAlways match \u003cstrong\u003elength, voltage, and wattage\u003c\/strong\u003e with your existing tube\u003c\/li\u003e\n\u003cli\u003eOnly increase wattage if your heater housing and control system are designed to handle it\u003c\/li\u003e\n\u003cli\u003eIf unsure, send us a photo — we can confirm compatibility for you\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Red Earth Saunas","offers":[{"title":"300W","offer_id":49391561998510,"sku":"RES-TUBE-QRTZ-535-R7S-300W","price":111.0,"currency_code":"AUD","in_stock":true},{"title":"350W","offer_id":49391562031278,"sku":"RES-TUBE-QRTZ-535-R7S-350W","price":111.0,"currency_code":"AUD","in_stock":true},{"title":"400W","offer_id":49391562064046,"sku":"RES-TUBE-QRTZ-535-R7S-400W","price":111.0,"currency_code":"AUD","in_stock":true},{"title":"Lamp Holder R7S","offer_id":49391703425198,"sku":null,"price":8.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/1180\/1006\/files\/20230223_135419.jpg?v=1789882832","url":"https:\/\/www.redearthsaunas.com.au\/products\/535mm-quartz-halogen-infrared-sauna-heater-tube-r7s-230v-300w-350w-400w","provider":"Red Earth Saunas","version":"1.0","type":"link"}