{"product":{"id":8289403896092,"title":"Nokta SP28 Search Coil for Simplex+ - 11\" Waterproof DD","body_html":"\u003cp\u003eThe Nokta SP28 transforms your Simplex+ into a deeper-searching machine with its \u003cstrong\u003e11-inch semi-elliptical DD design\u003c\/strong\u003e. This waterproof search coil excels at covering more ground while maintaining excellent target separation in trashy areas.\u003c\/p\u003e\u003ch2 class=\"font-bold\"\u003eKey Features\u003c\/h2\u003e\u003cul class=\"list-disc pl-4\"\u003e\n\u003cli\u003e\u003cp\u003e11\" semi-elliptical DD coil provides superior depth and ground coverage\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eFully waterproof construction for beach and underwater detecting\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eExcellent target separation in iron-heavy environments\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePerfect for coins, relics, jewelry, and gold nuggets\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eIncludes protective coil cover and mounting hardware\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDirect replacement for standard Nokta Simplex+ coil\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 class=\"font-bold\"\u003eWhy Choose the SP28 Search Coil\u003c\/h2\u003e\u003cp\u003eIf you're hunting large open areas like fields, parks, or beaches, the SP28's larger footprint means fewer swings to cover the same ground. The semi-elliptical shape gives you better maneuverability around obstacles compared to round coils, while the DD configuration helps punch through mineralized soil that gives other detectors trouble.\u003c\/p\u003e\u003cp\u003eThis coil really shines when you're searching old homesteads or farm fields where targets might be deeper. The extra surface area pulls more depth from your Simplex+, and you'll notice improved stability in areas with heavy iron contamination.\u003c\/p\u003e\u003ch2 class=\"font-bold\"\u003eNokta Simplex+ Compatibility\u003c\/h2\u003e\u003cp\u003eDesigned specifically for the \u003ca target=\"_blank\" rel=\"noopener noreferrer nofollow\" class=\"text-blue-600 underline\" href=\"\/collections\/nokta-simplex-series\"\u003eNokta Simplex series\u003c\/a\u003e, this coil connects directly to your detector with no additional adapters needed. The waterproof connector maintains the Simplex+'s full submersible rating up to 10 feet.\u003c\/p\u003e\u003ch2 class=\"font-bold\"\u003eWhat's Included\u003c\/h2\u003e\u003cul class=\"list-disc pl-4\"\u003e\n\u003cli\u003e\u003cp\u003eNokta SP28 11\" search coil\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eProtective coil cover\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eMounting hardware\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eReady to upgrade your detecting setup? Browse our full selection of \u003ca target=\"_blank\" rel=\"noopener noreferrer nofollow\" class=\"text-blue-600 underline\" href=\"\/collections\/coils\"\u003emetal detector coils\u003c\/a\u003e or explore more \u003ca target=\"_blank\" rel=\"noopener noreferrer nofollow\" class=\"text-blue-600 underline\" href=\"\/collections\/nokta\"\u003eNokta metal detectors and accessories\u003c\/a\u003e. For technical details on coil selection, check out our guide on \u003ca target=\"_blank\" rel=\"noopener noreferrer nofollow\" class=\"text-blue-600 underline\" href=\"\/pages\/metal-detector-coil-guide\"\u003eunderstanding metal detector coils\u003c\/a\u003e.\u003c\/p\u003e","vendor":"Nokta Detection Technologies","product_type":"Coils","created_at":"2023-05-18T22:40:39-04:00","handle":"nokta-search-coil-for-simplex-metal-detector-28-cm-11-sp28","updated_at":"2026-05-29T22:35:22-04:00","published_at":"2023-05-18T22:40:39-04:00","template_suffix":null,"published_scope":"web","tags":"11 inch coil, coil cover, DD coil, metal detector accessories, nokta, nokta coil, search coil, semi elliptical, simplex, simplex plus, SP28, waterproof coil","variants":[{"id":45211637743900,"product_id":8289403896092,"title":"Default Title","price":"126.65","sku":"17000156","position":1,"compare_at_price":"149.00","fulfillment_service":"manual","inventory_management":"shopify","option1":"Default Title","option2":null,"option3":null,"created_at":"2023-05-18T22:40:40-04:00","updated_at":"2026-05-29T22:35:22-04:00","taxable":true,"barcode":"8699394001568","grams":595,"image_id":null,"weight":1.3125,"weight_unit":"lb","requires_shipping":true,"quantity_rule":{"min":1,"max":null,"increment":1},"price_currency":"USD","compare_at_price_currency":"USD","quantity_price_breaks":[]}],"options":[{"id":10507494326556,"product_id":8289403896092,"name":"Title","position":1,"values":["Default Title"]}],"images":[{"id":41207194222876,"product_id":8289403896092,"position":1,"created_at":"2023-05-18T22:40:40-04:00","updated_at":"2023-05-18T22:40:40-04:00","alt":"Nokta SP28 11 inch semi-elliptical DD search coil with protective cover for Simplex+ metal detector","width":1000,"height":1000,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/products\/17000156__01.jpg?v=1684464040","variant_ids":[]}],"image":{"id":41207194222876,"product_id":8289403896092,"position":1,"created_at":"2023-05-18T22:40:40-04:00","updated_at":"2023-05-18T22:40:40-04:00","alt":"Nokta SP28 11 inch semi-elliptical DD search coil with protective cover for Simplex+ metal detector","width":1000,"height":1000,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/products\/17000156__01.jpg?v=1684464040","variant_ids":[]}}}