{"product_id":"celestron-dew-heater-ring-11","title":"Celestron Dew Heater Ring 11\"","description":"\u003ch2\u003eCelestron Dew Heater Ring for 11” SCT, EdgeHD \u0026amp; RASA\u003c\/h2\u003e\n\u003cp\u003eKeep your optics clear and your telescope ready with the \u003cstrong\u003eCelestron Dew Heater Ring\u003c\/strong\u003e, purpose-built for 11” Celestron Schmidt-Cassegrain, EdgeHD, and RASA OTAs (manufactured 2006 or later). This smart, efficient dew prevention system \u003cstrong\u003ereplaces the factory retaining ring\u003c\/strong\u003e, becoming a permanent and reliable part of your setup.\u003c\/p\u003e\n\u003ch3\u003eDirect Heating for Reliable Dew Control\u003c\/h3\u003e\n\u003cp\u003eUnlike standard heat bands that warm the lens cell, the Dew Heater Ring applies heat \u003cstrong\u003edirectly to the Schmidt corrector\u003c\/strong\u003e, delivering fast and efficient performance with minimal power draw. The lightweight aluminium frame provides structural support while housing the built-in circuitry.\u003c\/p\u003e\n\u003cp\u003eSimply connect the ring to a 12V DC power source for consistent heating—even in heavy dew conditions. Integrated jack holders and a cable clip ensure a tidy, secure installation.\u003c\/p\u003e\n\u003ch3\u003eSmart Thermistor Integration\u003c\/h3\u003e\n\u003cp\u003eA built-in \u003cstrong\u003etemperature sensor\u003c\/strong\u003e allows for intelligent, automated control when used with \u003cstrong\u003eCelestron Smart DewHeater Controllers\u003c\/strong\u003e (sold separately). These controllers optimise power use based on ambient conditions and corrector temperature, helping extend battery life without compromising performance.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDew Heater Ring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCable management clip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower jack extension cable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePaper installation shield\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRecommended Accessories\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSmart DewHeater Controller\u003c\/strong\u003e – Enables automatic, sensor-based heat regulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDew Shield\u003c\/strong\u003e – Reduces heat loss and further improves efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e12V Power Supply\u003c\/strong\u003e – Such as the PowerTank Lithium Pro for extended sessions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFits 11” Celestron SCT, EdgeHD \u0026amp; RASA OTAs (2006+)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReplaces factory retaining ring for permanent, low-profile installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeats corrector glass directly for maximum efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in thermistor for use with Smart DewHeater Controllers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated jack storage and cable management for clean setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eReliable, efficient, and purpose-built\u003c\/strong\u003e, the 11” Celestron Dew Heater Ring is the ideal upgrade for astronomers who want clear, uninterrupted viewing and imaging—no matter the conditions.\u003c\/p\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":55897344704886,"sku":"050234940535","price":84.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2235\/3014\/files\/Celestron-Dew-Heater-Ring-11-94053-CGL-5.webp?v=1766417842","url":"https:\/\/welshastronomy.co.uk\/products\/celestron-dew-heater-ring-11","provider":"The Welsh Astronomy Centre","version":"1.0","type":"link"}