{"product_id":"pegasus-astro-pack-of-2-cables-2-1mm-male-to-rca-female-15cm","title":"Pegasus Astro Pack of 2 cables 2.1mm Male to RCA Female 15cm","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConnects 2.1mm DC power outputs to RCA-style inputs\u003c\/li\u003e\n\u003cli\u003eRated for a maximum current of 5A\u003c\/li\u003e\n\u003cli\u003e15cm (0.5 ft) length for compact connections\u003c\/li\u003e\n\u003cli\u003eSold as a pack of two cables\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003ePack of 2 Cables: 2.1mm Male to RCA Female - 15cm\u003c\/h2\u003e\n\u003cp\u003eThis pack of two adapter cables converts a standard 2.1mm DC male power output to an RCA female input over a compact 15cm (0.5 ft) length. Each cable is rated to handle a maximum current of 5A, making them a reliable solution for powering common astronomy accessories like dew heater straps from modern power distribution units.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eConvert 2.1mm DC to RCA: Power Your Dew Heaters at up to 5A\u003c\/h3\u003e\n\u003cp\u003eMany popular dew heater straps from brands like Kendrick and others use an RCA-style male plug for power. These adapter cables bridge the gap between those heaters and the 2.1mm center-positive DC outputs found on nearly all modern astronomy power boxes. The robust construction supports up to 5A of current, sufficient for even large, power-hungry dew straps used on Schmidt-Cassegrains or large refractors.\u003c\/p\u003e\n\u003cp\u003eThe short 15cm length is ideal for cable management at the telescope, minimizing the potential for snags or excess wiring loops. By keeping the connection point close to your power box or controller, you can create a cleaner and more reliable setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat are these 2.1mm to RCA adapter cables typically used for in astronomy?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eTheir primary use is to connect dew heater straps that have male RCA plugs to power distribution hubs like the Pegasus Astro Pocket Powerbox or ZWO ASIAIR, which use 2.1mm DC output ports. This allows you to control and power your dew heaters from a central device.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 5A current rating sufficient for my dew heater?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, a \u003cstrong\u003e5A maximum current\u003c\/strong\u003e is more than enough for the vast majority of dew heater straps. Most straps for common telescope sizes (e.g., 80mm refractors to 11\" SCTs) draw significantly less than 5 amps, even at 100% power. This rating provides a safe margin for reliable operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill these adapter cables work with any brand of dew heater?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThese cables will work with any dew heater that uses a standard male RCA plug for its power connection. This is a very common standard in the industry, but you should always check the plug on your specific heater strap to confirm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 15cm length of these adapter cables long enough for a large telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e15cm (0.5 ft) length\u003c\/strong\u003e is intended to be a short \"pigtail\" adapter, not a full-length extension. It's designed to connect a dew heater's own power cord to a power box mounted nearby on the telescope's dovetail or accessory plate. For most setups, this is the perfect length to avoid cable clutter and snags.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use these adapter cables to power my Kendrick dew strap from a Pegasus Astro Pocket Powerbox Advance?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The Pegasus Astro Pocket Powerbox Advance features 2.1mm DC outputs, and Kendrick dew heaters typically use RCA plugs. This adapter is the exact component needed to make that connection securely and reliably.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill these cables introduce any voltage drop to my dew heaters on an 8\" f\/10 SCT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to their very short 15cm length and proper gauge wiring for the 5A rating, any voltage drop from these adapter cables will be negligible and will not impact the performance of your dew heaters. Your heater straps will receive virtually the full voltage supplied by your power box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector A\u003c\/td\u003e\n\u003ctd\u003e2.1mm DC Male Plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector B\u003c\/td\u003e\n\u003ctd\u003eRCA Female Jack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e2 Cables per Pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Current\u003c\/td\u003e\n\u003ctd\u003e5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e15cm \/ 0.5 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2.1mm Male to RCA Female Adapter Cable (15cm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/pegasus-astro-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003ePegasus Astro 2-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pegasus Astro","offers":[{"title":"Default Title","offer_id":52686358053149,"sku":"PEG-CABL-21MRCAF","price":14.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/pegasus-astro-pack-of-2-cables-2-1mm-male-to-rca-female-15cm-1.png?v=1793649427","url":"https:\/\/davidastro.com\/en-int\/products\/pegasus-astro-pack-of-2-cables-2-1mm-male-to-rca-female-15cm","provider":"David Astro","version":"1.0","type":"link"}