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    • Nokta 8-inch yellow scuba coil with protective cover for PulseDive underwater metal detector
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    Nokta 8" Scuba Coil for PulseDive - Waterproof 65ft Depth

    SKU: 17000167
    Sale Price $84.99 Regular Price $99.99
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    The Nokta 8-inch scuba coil extends your PulseDive's range to 65 feet underwater, delivering reliable target detection in saltwater wrecks, freshwater rivers, and shallow reef sites. PulseDive owners working deeper water need the expanded search coverage and deeper depth penetration this 8-inch diameter provides. Paired with a bright yellow construction for excellent visibility in low-light environments, it allows you to maximize your time on the water. To better understand how these systems operate underwater, you can read more about standard metal detector technologies and how they handle mineralization. The included protective cover guards against coral scrapes and rock impacts during extended dive sessions, keeping your gear safe.

    What's Included with the Nokta 8" Scuba Coil

    • Nokta 8-inch scuba coil (yellow) for PulseDive scuba detector
    • Protective coil cover

    Why PulseDive Owners Reach for the 8" Scuba Coil

    • Waterproof to 65 feet: handles serious underwater detecting in saltwater and freshwater environments without depth restrictions for recreational diving.
    • 8-inch diameter balances coverage and target separation: provides wider coverage for area searches, tight enough for wreck debris fields.
    • Bright yellow construction: high-visibility color helps you track search patterns in murky water and locate the detector if dropped during a dive.
    • Protective cover included: guards the coil face from underwater hazards like sharp rocks, coral, and metal debris that can scratch or crack the housing.
    • Field-replaceable design: swap coils between dives without tools, carry a spare for extended trips or multi-day charters.

    Deeper Coverage in Saltwater Wreck Sites

    Scanning Debris Fields Around Shallow Reefs

    The 8-inch coil gives PulseDive users wider ground coverage when working scattered wreck debris or coin drops around reef structures. The diameter sweeps more area per pass, cutting search time on large sites. Designed for saltwater detecting, targets register clearly even in challenging underwater environments. The protective cover is critical here: coral and barnacle-encrusted metal can gouge an unprotected coil face during tight maneuvering.

    Yellow and black waterproof search coil with connector, designed for underwater metal detecting

    River Detecting in Fast-Moving Current

    Fast current in rivers and streams demands a coil you can control with one hand while bracing against rocks. The 8-inch size provides good coverage for gravel bars and underwater terrain. The yellow housing stays visible in silty water where a black coil would disappear. Divers working rivers for lost jewelry, old coins, or prospecting targets appreciate the quick-swap design when moving between different detecting scenarios.

    Specifications

    • Compatibility: Nokta PulseDive scuba detector
    • Coil Diameter: 8 inches (20cm)
    • Waterproof Rating: 65 feet (20 meters)
    • Color: Yellow
    • Included Accessories: Protective coil cover
    • Warranty: Manufacturer warranty through authorized Nokta dealer

    Why Buy from Serious Detecting

    We are an authorized Nokta dealer, so your 8-inch scuba coil ships with full manufacturer warranty coverage and access to Nokta's technical support network. Our team runs waterproof metal detectors - fully submersible models in saltwater and freshwater environments, and we stock the full range of metal detector search coils: dd, concentric, monoloop & sef upgrades for serious underwater hunters. Every order ships free, and our 30-day return policy covers fit and function so you can test the coil on your next dive. Price-match guarantee ensures you pay the lowest authorized price.

    Product Specifications
    Specification Name Specification Value
    Coil waterproof 200 feet
    Color Yellow
    Compatible nokta Nokta PulseDive
    Search coil build Open
    Search coil shape Round
    Search coil size 8"
    Search coil type Double-D (DD)
    Water resistance Waterproof
    Wireless Wired
    Service & Support

    Warranty & Product Assurance

    At Serious Detecting, we stand behind the quality of every product we offer. Warranty coverage is provided directly by the manufacturer and may vary depending on the item. We’re here to help you understand your coverage and assist with the warranty process when needed. If you ever have questions or need support navigating a warranty claim, our team is happy to guide you.

    Technical Support & Expert Guidance

    Whether you’re setting up new gear, optimizing performance, or troubleshooting an issue in the field, our knowledgeable support team is here to help. We use this equipment ourselves, so we can offer real-world tips and step-by-step assistance to get you detecting with confidence. Message us anytime and we’ll do our best to get you pointed in the right direction fast.

    Manuals, Resources & Downloads

    Access user manuals, setup guides, safety tips, and technical documentation in our online support center. These resources help you understand your equipment, learn recommended settings, and get the most out of every hunt.

    Replacement Parts & Accessories

    Keep your equipment running strong with genuine parts and accessories. We carry coils, batteries, chargers, protective gear, digging tools, and more — fully compatible with your detector and backed by manufacturer standards. Not sure what fits your model? Just ask — we’re here to help.

    Training & Tutorials

    New to detecting or upgrading to advanced equipment? Our resource library includes helpful guides, maintenance tips, how-to videos, and expert advice from experienced detectorists. From ground balancing and coil choices to target ID basics and field technique, you’ll find the knowledge you need to level up your success.

    Customer Questions & Expert Answers

    Get real answers from outdoor explorers and our product experts. Browse questions about performance, features, and setup — or ask your own to make sure this gear fits your next adventure.

    Is the Nokta 8-inch scuba coil compatible with the PulseDive pointer mode?

    The Nokta 8-inch scuba coil attaches to the PulseDive scuba detector body and converts the unit from pointer mode to a full-size underwater metal detector. The coil connects via Nokta's replacement system, allowing you to switch between the compact pointer configuration for pinpointing and the 8-inch coil for broader search coverage. Divers working varied terrain often carry both the pointer tip and the 8-inch coil to adapt search strategy during a single dive. The 8-inch coil provides excellent coverage and depth penetration for open-area searches, while pointer mode remains ideal for tight-space target recovery.

    Answered by John W. · May 2026

    How deep can I dive with the 8-inch scuba coil?

    The 8-inch scuba coil is waterproof to 65 feet, matching the depth rating of the PulseDive scuba detector itself. This depth rating is suitable for recreational diving depths in freshwater lakes, rivers, and shallow saltwater sites. The coil housing is designed for repeated submersion in both saltwater and freshwater environments. The waterproof construction handles the demanding conditions of underwater metal detecting, from beach hunting to river detecting and scuba treasure recovery. The protective coil cover included with the unit helps prevent damage from rocks, coral, and underwater debris during dives.

    Answered by John W. · May 2026

    Does the protective coil cover affect detection depth?

    The protective coil cover included with the 8-inch scuba coil is designed to prevent scratches and impacts from rocks, coral, and underwater debris without interfering with detection performance. Most divers leave the cover on for every dive because it protects the coil investment from damage during underwater searches. The cover is particularly useful when detecting in rocky rivers, coral reefs, or areas with sharp underwater hazards. The included protective cover is part of the standard package and helps extend the life of your coil during demanding underwater detecting conditions.

    Answered by Dan P. · May 2026

    Why is the coil bright yellow instead of black?

    The bright yellow housing on the 8-inch scuba coil provides high visibility underwater, especially in murky or low-light conditions common in rivers, lakes, and silty coastal zones. A yellow coil is easier to track during your search pattern and faster to locate if you drop the detector or set it down on the bottom. Black coils blend into dark substrates and shadows, making them harder to see in turbid water. The bright yellow construction ensures you can maintain visual contact with your equipment during underwater searches. For divers working Nokta metal detectors in challenging visibility, yellow is a safety feature.

    Answered by Richard T. · May 2026

    Can I use the 8-inch coil in saltwater without interference?

    The 8-inch scuba coil is designed specifically for underwater metal detecting and handles the demanding conditions of saltwater environments. You can sweep the coil through surf, tide pools, and saltwater wrecks for consistent target detection. The coil performs reliably in high-conductivity saltwater environments, making it a strong choice for beach hunters and wreck divers. The waterproof construction to 65 feet ensures the coil remains sealed during saltwater dives. The design handles both saltwater and freshwater detecting equally well, providing reliable performance across varied underwater environments.

    Answered by Richard T. · May 2026

    How do I attach and remove the 8-inch coil from the PulseDive?

    The 8-inch scuba coil features an easy replacement design that connects to the PulseDive detector body. The coil is designed for field repairs and maintenance, allowing you to swap between the pointer tip and the 8-inch coil as needed. The connection system is built for underwater use and maintains the waterproof seal to 65 feet when properly attached. The replacement design allows divers to carry multiple configurations and adapt their setup based on search conditions. For specific installation guidance, consult the documentation included with your PulseDive detector or contact metal detector technologies resources.

    Answered by Richard T. · May 2026

    What's the detection depth difference between the 8-inch coil and pointer mode?

    The 8-inch coil provides excellent coverage and depth penetration, making it ideal for open-area searches during beach hunting, river detecting, and scuba treasure recovery. The larger 8-inch diameter covers more ground per sweep compared to the compact pointer configuration, allowing faster searching of open areas. The coil strikes the perfect balance between target separation and detection depth for underwater treasure hunting. Many divers use the 8-inch coil for initial search sweeps in open areas and switch to pointer mode for final target recovery in tight spaces. The two configurations complement each other for comprehensive underwater detecting.

    Answered by Dan P. · May 2026

    Does the 8-inch coil work in freshwater rivers and lakes?

    The 8-inch scuba coil performs equally well in freshwater and saltwater environments. The coil is designed specifically for underwater metal detecting and handles the demanding conditions of both freshwater lakes, rivers, and streams as well as saltwater sites. Divers working freshwater sites for lost jewelry, old coins, or prospecting targets benefit from the coil's 65-foot depth rating and wide coverage. The protective cover is especially useful in rocky rivers where the coil contacts boulders and gravel during sweeps. The bright yellow color provides high visibility in murky water conditions, helping you track your search pattern in varied freshwater environments.

    Answered by John W. · May 2026

    Customer Reviews & Field Feedback

    See what real detectorists and prospectors are saying. Read authentic experiences from the field, discover what users love most, and learn how this product performs in real-world conditions. Share your own review to help fellow explorers choose with confidence.

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