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Metal Detectors For Sale


Metal detectors for sale are electronic devices designed to detect the presence of metallic objects buried underground, hidden in various materials, or carried by individuals. They are widely used for a range of applications, including security screening, treasure hunting, and industrial quality control. Metal detectors operate on the principle of electromagnetic induction, utilizing a coil and an oscillator to generate electromagnetic fields and detect changes in them when metal objects are nearby. This comprehensive overview will delve into the working principles, types, applications, and technological advancements of metal detectors.

Working Principles:

Metal detectors function based on Faraday’s law of electromagnetic induction. A typical metal detector consists of three main components:

  1. Control Box: This component contains the circuitry that generates the electromagnetic field and processes the signals received by the coil.
  2. Search Coil: The search coil, also known as the transmitter or antenna, is responsible for generating the electromagnetic field when an electrical current passes through it.
  3. Display/Indicator: Many metal detectors have a display or indicator that conveys information to the user, such as the type of metal detected or the signal strength.

When the metal detector is turned on, the coil emits an electromagnetic field, and when this field encounters a metal object, it induces a secondary electromagnetic field within the metal. The detector’s control box then detects the changes in the secondary field and emits an audible or visual signal to alert the user to the presence of metal.

Types of metal detectors:

There are various types of metal detectors, each designed for specific applications:

  1. Beat Frequency Oscillation (BFO): These detectors are simple and affordable, making them suitable for beginners. They work by measuring the change in the frequency of an oscillator when it encounters metal.
  2. Very Low Frequency (VLF): VLF detectors are more advanced and versatile. They use two coils, one for transmitting and one for receiving signals, which allows for discrimination between different types of metals.
  3. Pulse Induction (PI): PI detectors are known for their depth capabilities and work by emitting short pulses of energy and measuring the time it takes for the signal to return. They are often used in underwater and beach metal detecting.
  4. Industrial Metal Detectors: These are used in manufacturing and quality control to detect metallic contaminants in products like food, textiles, and pharmaceuticals.


Metal detectors serve a wide range of applications, including:

  1. Security Screening: Metal detectors are commonly used in airports, government buildings, and public events to screen individuals for concealed weapons and other metal objects.
  2. Treasure Hunting: Hobbyists and treasure hunters use metal detectors to locate buried artifacts, coins, jewelry, and other valuable items.
  3. Archaeology: Archaeologists employ metal detectors to locate historical artifacts and study the past.
  4. Construction and Utilities: Metal detectors help locate buried utility lines, pipes, and other metal objects to prevent accidents during excavation.
  5. Industrial and Manufacturing: Industries use metal detectors to ensure product quality by detecting metal contaminants in food, packaging materials, and more.

Metal Detectors For Sale Near Me

Technological Advancements:

Advancements in metal detector technology have led to improved sensitivity, discrimination capabilities, and user friendliness. Modern metal detectors often feature digital displays, multiple search modes, and GPS integration for accurate tracking. Additionally, the integration of smartphone apps and wireless technology allows users to customize settings and receive updates on their mobile devices.

In conclusion, metal detectors are versatile devices with a wide range of applications, from security and treasure hunting to industrial quality control. They operate based on the principle of electromagnetic induction, using different types of technology like BFO, VLF, and PI. As technology continues to evolve, metal detectors are becoming more accurate, user-friendly, and feature-rich, making them valuable tools in various fields. Metals detectors for sale near me

Best Buy Metal Detector

The Best Metal Detectors and Metal Detector Accessories For Sale

We’ve Metal Detectors has provided customers worldwide with the best metal detectors and accessories for over 65 years.

At best metal detectors, we take immense pride in offering the most extensive and exceptional selection of metal detectors and accessories on the market. With a legacy of over six decades in the industry, we’ve continuously strived to meet the needs of hobbyists, security professionals, industrial operators, and seasoned treasure hunters alike. Our unwavering commitment to quality and customer satisfaction makes us your go-to destination for all your metal-detecting needs.

We guarantee the largest selection and the best deals on metal detectors you can find. Our inventory boasts a comprehensive range of metal detectors, including the most sought-after models that cater to various applications. When it comes to saving money and finding the perfect metal detector for your specific interests, Kellyco is your trusted source.

Save Money and Find the Best Metal Detector for Hobby, Security, Industrial, and Professional Use

Our dedication to excellence is evident in the quality of our offerings. Whether you’re a hobbyist seeking coins, rings, jewelry, or relics on land or underwater, we have you covered with the best treasure hunting equipment available. From gold pans to cutting-edge metal detectors, Kellyco’s inventory features the top-selling products on the market.

Best Metal Detectors For Sale

Discover some of our top sellers, such as the renowned Garrett AT Pro Metal Detector, the versatile Minelab Equinox 800, the beach-ready Minelab Excalibur II, and the Minelab Gold Monster 1000 Metal Detector for those chasing gold. We’re also excited to introduce the all-new Nokta Makro Simplex, an easy-to-use, budget-friendly metal detector that performs like a high-end model.

Our extensive product line encompasses the most reputable brands in metal detecting and gold prospecting, as well as industrial and security metal detectors. Explore our top metal detectors for sale, categorized as follows:

  • All-Purpose Metal Detectors
  • Gold Metal Detectors
  • Underwater Metal Detectors
  • Relic Metal Detectors

In addition to top-quality metal detectors, you can easily locate essential metal detector accessories at Kellyco:

  • Pinpointers
  • Digging Tools
  • Metal Detector Coils
  • Metal Detector Headphones

When you need guidance on choosing the right metal detector coil or the best equipment for silver, gold, or even meteorite detection, our experts are just a phone call or email away. We’re here to help you make informed decisions and ensure your metal-detecting experience is as rewarding as possible.

Your satisfaction is our priority, and we remain accessible before, during, and after your purchase. When you shop at Kellyco Metal Detectors, you’re not just buying a product; you’re investing in a lasting partnership with the best in the business.

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Sean Malowney
Sean Malowney
Awesome Mining store in Grant's Pass! Actually one of the best I've ever been to.. definitely stop in and check it out! ⭐️⭐️⭐️⭐️⭐️
Mike O'C
Mike O'C
Great mining/prospecting store, and Sam is the best. She knows mining, the equipment, and all the peculiarities of finding, selling, and buying gold.
Oro Hutson
Oro Hutson
Always a pleasure to see Sam and Shelly and company. All my mining needs taken care of in 1 place and they make you feel like family
Darwins Monkey
Darwins Monkey
I recommend this store. The employee Sam, is amazing. We went in to buy something and left feeling like family. Very knowledgeable.
Creekside chriz
Creekside chriz
Absolute best in all areas of prospecting. One stop and your set. Do not pass this shop on your adventures!
Erick Decker
Erick Decker
My kinda place to shop
Chris Hamann
Chris Hamann
For all your mining ⛏️ needs
bryson whitehead
bryson whitehead
The greatest people on the planet work here.
Drew Gregor
Drew Gregor
The best service and excellent prices
Aladin Darkness (Miner79r)
Aladin Darkness (Miner79r)
Excellent selection, prices, and service. Sam knows her stuff. They also buy gold.

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