Minelab GO-FIND 66 Metal Detector

The Minelab GO-FIND 66 is the top model in the GO-FIND series: VFLEX at 8 kHz, four Find modes, four target tones, five sensitivity levels, Pinpoint, Bluetooth 4.0 for the GO-FIND app and Pro App, and a 10 inch hard-wired coil waterproof to 1 m (3.3 ft). It weighs 1.1 kg (2.3 lb) and folds to 55.5 cm (21.9 inch). We recommend it for beginners who want the most settings in a folding detector. The GO-FIND 66 collection holds the detector, GO-FIND 66 packages and bundles with a PRO-FIND 15 or PRO-FIND 35 pinpointer or a carry bag, and the headphones, carry bags and parts that fit it.

Open Box: Metal detectors with damaged or opened packaging, offered at a reduced price. Full manufacturer’s warranty included. Questions about a specific unit? Call us. See Open Box Metal Detectors.

Minelab GO-FIND 66 Metal Detector Overview

The Minelab GO-FIND 66 runs VFLEX, Minelab's single-frequency VLF technology, at 8 kHz. It has four Find modes (Non-Ferrous, Jewelry and Coins, Higher Value Coins, All Metal), Pinpoint, five sensitivity levels, five volume levels and four target tones. A monochrome LCD with white display and keypad backlight shows four Find icons and a 3-level depth indicator, and five Treasure View LEDs light red for iron and green for non-iron targets. Audio plays through the built-in speaker, the supplied wired earbuds on the 3.5 mm (1/8 inch) socket, or Bluetooth through the GO-FIND app. The 10 inch rectangular Monoloop coil is hard-wired to the shaft and waterproof to 1 m (3.3 ft); the control box is not waterproof. The GO-FIND 66 weighs 1.1 kg (2.3 lb), extends to 130.5 cm (51.4 inch), collapses to 55.5 cm (21.9 inch), runs on four AA batteries and carries Minelab's 2-year warranty.

GO-FIND 66 vs. GO-FIND 44: Which Should You Buy?

Both detectors share the 10 inch waterproof coil, the 1.1 kg (2.3 lb) weight, Pinpoint, Treasure View LEDs, the white backlight, the 3-level depth indicator and Bluetooth 4.0 with the GO-FIND app. Over the GO-FIND 44, the GO-FIND 66 adds the Higher Value Coins Find mode, a fourth tone (Mid 2) for higher-value metals, a fifth sensitivity level and free access to Minelab's Pro App, and Minelab packs a digging shovel and wired earbuds in its box.

If you want the most settings the GO-FIND series offers and plan to hunt coins in parks often, we recommend the GO-FIND 66. If Pinpoint, the backlight and the app are what you need, the GO-FIND 44 covers them with one mode, one tone and one sensitivity level fewer.

GO-FIND 66, Best For:

  • Coin hunters who want the Higher Value Coins Find mode
  • Beginners who want four tones and five sensitivity levels to grow into
  • Buyers who want earbuds and a digging shovel from the first hunt
  • Travel, with a detector that folds to 55.5 cm (21.9 inch)

GO-FIND 44, Best For:

  • Beginners who want Pinpoint, a backlight and the app at the lower step
  • Jewelry and coin hunting with three Find modes
  • Detectorists who already own headphones and a digging tool
  • Families sharing a detector between new users

Key Features That Matter in the Field

The four tones sort targets by ear. Minelab's guide lists low for iron such as nails, Mid 1 for less valuable metals, Mid 2 for higher-value metals and high for silver and copper. Treasure View backs that up visually, with red LEDs for iron and green for non-iron metal. Find modes accept or reject groups of metal objects; we recommend Higher Value Coins in trashy parks, Jewelry and Coins at swimming areas, and All Metal on clean ground.

Pinpoint finds the exact location of a target. With Pinpoint on, the LEDs show orange and light toward the center as the coil gets closer, so you can dig a smaller plug, and the depth indicator shows whether the target is shallow, medium or deep. Minelab names Easy-Trak automatic ground tracking on the GO-FIND 66, so there is no manual ground balance to learn. Sensitivity has five levels: raise it for more depth and lower it when the detector gets noisy or gives false signals.

Bluetooth 4.0 connects the GO-FIND 66 to the GO-FIND app, which Minelab says shows detector information, helps identify common coins and records finds with Google Maps. The GO-FIND 44 and 66 both work with the free GO-FIND app, and the GO-FIND 66 is the only model that gets the Pro App free. The apps need iOS 8 or Android 4.3 or later.

Where the Minelab GO-FIND 66 Performs Best

Parks, school grounds (with permission), yards and beaches are where the GO-FIND 66 makes the most sense, and the backlight keeps it usable at dusk. The coil is waterproof to 1 m (3.3 ft), so wet sand, shorelines and shallow streams are in range. Minelab says to keep the handle and control screen out of water and not to lift the coil higher than the handle when searching in water.

The limits are the single 8 kHz frequency and the dry control box. For deep water or regular saltwater hunting, we recommend a fully waterproof detector. For a detector you can take fully underwater, the VANQUISH 360 runs Multi-IQ simultaneous multi-frequency and is waterproof to 5 m (16 ft), control box and coil.

Coil and Accessories That Fit the Minelab GO-FIND 66

The Minelab GO-FIND 66 comes with its 10 inch rectangular Monoloop coil hard-wired to the shaft, wired earbuds, a Minelab digging shovel and two camouflage stickers. Minelab lists no optional coils for the GO-FIND series, so the coil stays with the detector for its life. GO-FIND 66 packages and bundles in this collection add a Minelab PRO-FIND 15 or PRO-FIND 35 pinpointer, a carry bag, or gloves and a carry bag.

Here you will also find the Minelab GO-FIND carry bag, the Minelab Koss earbuds for the GO-FIND series for the 3.5 mm socket, the GO-FIND locking kit with replacement handle and display buttons, and our small, medium and large padded carry bags. The Minelab GO-FIND 22, 44 and 66 Getting Started Guide is here as a digital download.

GO-FIND 11 vs. GO-FIND 22 vs. GO-FIND 44 vs. GO-FIND 66 Comparison

All four GO-FIND detectors run VFLEX at 8 kHz, have a hard-wired coil waterproof to 1 m (3.3 ft), fold to 55.5 cm (21.9 inch), run on four AA batteries and carry a 2-year warranty. They differ in Find modes, tones, depth reading, Pinpoint, backlight, Bluetooth and coil size.

FeatureMinelab GO-FIND 11Minelab GO-FIND 22Minelab GO-FIND 44Minelab GO-FIND 66
TechnologyVFLEX, single frequency 8 kHzVFLEX, single frequency 8 kHzVFLEX, single frequency 8 kHzVFLEX, single frequency 8 kHz
Find ModesNon-Ferrous, All MetalNon-Ferrous, All MetalNon-Ferrous, Jewelry and Coins, All MetalNon-Ferrous, Jewelry and Coins, Higher Value Coins, All Metal
PinpointNoNoYesYes
Target ID Display4 Find icons, monochrome LCD4 Find icons, monochrome LCD4 Find icons, monochrome LCD, 5 Treasure View LEDs4 Find icons, monochrome LCD, 5 Treasure View LEDs
Target Tones1234
Sensitivity3 levels3 levels4 levels5 levels
Volume3 levels5 levels5 levels5 levels
Depth IndicatorNo3 levels3 levels3 levels
Display and Keypad BacklightNoNoWhiteWhite
Audio OutputSpeaker, 3.5 mm wiredSpeaker, 3.5 mm wiredSpeaker, 3.5 mm wired, Bluetooth via appSpeaker, 3.5 mm wired, Bluetooth via app
Bluetooth and AppNoNoBluetooth 4.0, GO-FIND appBluetooth 4.0, GO-FIND app and Pro App
Coil8 inch rectangular Monoloop, hard-wired8 inch rectangular Monoloop, hard-wired10 inch rectangular Monoloop, hard-wired10 inch rectangular Monoloop, hard-wired
WaterproofCoil only, 1 m (3.3 ft)Coil only, 1 m (3.3 ft)Coil only, 1 m (3.3 ft)Coil only, 1 m (3.3 ft)
Weight1.0 kg (2.2 lb)1.0 kg (2.2 lb)1.1 kg (2.3 lb)1.1 kg (2.3 lb)
Length130.5 cm (51.4 inch) extended, 55.5 cm (21.9 inch) collapsed130.5 cm (51.4 inch) extended, 55.5 cm (21.9 inch) collapsed130.5 cm (51.4 inch) extended, 55.5 cm (21.9 inch) collapsed130.5 cm (51.4 inch) extended, 55.5 cm (21.9 inch) collapsed
Batteries4 x AA4 x AA4 x AA4 x AA
In the Box2 camouflage stickers2 camouflage stickers2 camouflage stickers2 camouflage stickers, Minelab digging shovel, wired earbuds
Warranty2 years2 years2 years2 years

Read our GO-FIND 22, 44 and 66 comparison guide for a closer look at the differences across the series.

Why Buy the Minelab GO-FIND 66 from Serious Detecting?

  • Free Shipping on Orders Over $99: Your Minelab GO-FIND 66 ships at no extra cost across the continental US.
  • Authorized Minelab Dealer: Showroom in Ypsilanti, Michigan, full 2-year manufacturer warranty and product registration support.
  • Help Before and After You Buy: Our staff answer setup, coil and GO-FIND 66 questions by phone or email.

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.

How does the Minelab GO-FIND 66 compare to the Minelab EQUINOX series?

The Minelab GO-FIND 66 and the Minelab EQUINOX series are built for different buyers. The GO-FIND 66 is a folding single-frequency detector: VFLEX at 8 kHz, four Find modes, a 10 inch coil waterproof to 1 m (3.3 ft) with a control box that has to stay dry, and a weight of 1.1 kg (2.3 lb). The EQUINOX 900 runs Multi-IQ simultaneous multi-frequency or six single frequencies, has Park, Field, Beach and Gold modes, and is IP68 waterproof to 5 m (16 ft). We recommend the GO-FIND 66 as a first detector for parks and yards, and an EQUINOX if you already know you will hunt saltwater beaches, water or gold.

Answered by John W. · October 2026

What makes the Minelab GO-FIND 66 different from the other GO-FIND models?

The Minelab GO-FIND 66 is the top model in the GO-FIND series and has the most settings: four Find modes including Higher Value Coins, which only the GO-FIND 66 has, four target tones including a Mid 2 tone for higher-value metals, five sensitivity levels and free access to Minelab's Pro App. Like the GO-FIND 44, it has Pinpoint, five Treasure View LEDs, a white backlight, Bluetooth 4.0 and a 10 inch coil. The GO-FIND 22 and GO-FIND 11 use an 8 inch coil and have no Pinpoint, backlight or Bluetooth. Its box also includes a Minelab digging shovel and wired earbuds. Minelab publishes no depth figure for any GO-FIND model.

Answered by Dan P. · October 2026

Is the Minelab GO-FIND 66 suitable for beach metal detecting?

Yes, the Minelab GO-FIND 66 is suitable for dry sand, wet sand and the shoreline, as long as the control box stays dry. Its 10 inch coil is waterproof to 1 m (3.3 ft), but the control box is not waterproof, and Minelab says to keep the handle and control screen out of water and not to lift the coil higher than the handle when searching in water. If the detector gets noisy on wet salt sand, lower the sensitivity, as Minelab's guide recommends for noise and false signals. For hunting in the surf or underwater, see our beach metal detectors.

Answered by Richard T. · October 2026

How deep can the Minelab GO-FIND 66 detect targets?

How deep the Minelab GO-FIND 66 detects depends on target size, the ground and your settings, and Minelab does not publish a depth figure for it, so we do not quote one. What it gives you is a 3-level depth indicator (shallow, medium, deep) that reads each target before you dig, and five sensitivity levels: Minelab says to raise sensitivity for more depth and lower it when the detector gets noisy or gives false signals. Its 10 inch coil covers a wider path than the 8 inch coil on the GO-FIND 11 and GO-FIND 22. If depth in mineralized ground matters most to you, a multi-frequency detector such as the VANQUISH 360 is the next step up.

Answered by John W. · October 2026

What is the difference between the Minelab GO-FIND 66 and the Minelab VANQUISH detectors?

The main difference between the Minelab GO-FIND 66 and the Minelab VANQUISH detectors is frequency and waterproofing. The GO-FIND 66 runs VFLEX at a single 8 kHz, folds to 55.5 cm (21.9 inch) and has a coil waterproof to 1 m (3.3 ft) with a control box that must stay dry. The VANQUISH 360 runs Multi-IQ simultaneous multi-frequency, is IP68 waterproof to 5 m (16 ft) and comes with a V10X 10 x 7 inch Double-D coil, and the VANQUISH 460 and VANQUISH 560 add more discrimination and audio options. We recommend the GO-FIND 66 for travel and casual park hunting, and a VANQUISH for beaches, shallow water and trashy ground.

Answered by Dan P. · October 2026

Can beginners use the Minelab GO-FIND 66 effectively?

Yes, beginners can use the Minelab GO-FIND 66 effectively. Minelab's Easy-Trak tracks the ground automatically, so there is no manual ground balance to learn, and the controls come down to Find modes, Pinpoint, sensitivity and volume. Four target tones and five Treasure View LEDs, red for iron and green for non-iron, tell you what is under the coil before you dig. We recommend starting in the Jewelry and Coins Find mode at a middle sensitivity, then trying Higher Value Coins in trashy parks. More starter options are in our beginner metal detectors.

Answered by Dan P. · October 2026

What comes with the Minelab GO-FIND 66, and does it include headphones?

The Minelab GO-FIND 66 comes with its hard-wired 10 inch rectangular Monoloop coil, wired earbuds, a Minelab digging shovel and two camouflage stickers, so headphones are in the box. The earbuds plug into the 3.5 mm (1/8 inch) headphone socket, which takes standard wired headphones, and the GO-FIND 66 also has a built-in loudspeaker and can send audio over Bluetooth 4.0 through the GO-FIND app. For a replacement set, the Minelab Koss earbuds for the GO-FIND series fit the same socket, and more wired options are in our metal detector headphones. Our GO-FIND 66 packages and bundles add gear such as a Minelab PRO-FIND 15 pinpointer or a carry bag, and each listing shows its full contents.

Answered by Richard T. · October 2026

Is the Minelab GO-FIND 66 good for finding gold nuggets?

No, the Minelab GO-FIND 66 is not a gold prospecting detector. It runs a single 8 kHz frequency, and we recommend it for coins, jewelry and relics in parks, yards and beaches. Small nuggets and flakes call for a higher-frequency gold detector such as the GOLD MONSTER 1000, a 45 kHz VLF with automatic ground balance made for gold, and more choices are in our gold detectors.

Answered by Dan P. · October 2026

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