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Industrial Metal Detectors
  • High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included
  • High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included
  • High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included
  • High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included
  • High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included
  • High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included
High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included

High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included

  • 10 - 49 Pieces
    $18.50
  • 50 - 99 Pieces
    $16.80
  • >= 100 Pieces
    $13.50

Customization:

Customized logo（Min.Order: 10 pieces）
Customized packaging（Min.Order: 10 pieces）
Graphic customization（Min.Order: 10 pieces）
View product details

High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High Sensitivity Metal Detection: Equipped with a 30kHz operating frequency, the device delivers precise detection of various metals, including gold, in diverse environments.
  • Portable Design: Compact and lightweight, ideal for fieldwork or on-site inspections. The included industrial circuit diagram allows users to customize or troubleshoot the device.

Key features

  • 1. Industrial-Grade Circuit Design

    • With industrial-grade circuit design, ensure stable performance in harsh environments. The 30kHz operating frequency optimizes detection accuracy, making it ideal for professional or demanding scenarios.

  • 2. Multi-Mode Interactive Controls

    • With intuitive button controls, adjust detection modes for precise settings (e.g., sensitivity levels, frequency tuning). This customizable design outperforms basic models with fixed settings*.

  • 3. High Sensitivity for Superior Detection

    • With high sensitivity, detect small or deeply buried metals at greater depths compared to standard detectors*. The 30kHz frequency balances penetration and precision for versatile use.

  • 4. Portable Field-Ready Build

    • With a compact, handheld design, operate comfortably in outdoor treasure hunting or industrial inspections. The lightweight plastic body ensures portability without sacrificing durability*.

  • 5. Comprehensive User Support

    • With an included circuit diagram and manual, customize settings or troubleshoot issues effortlessly. This level of transparency and support surpasses generic metal detectors*.

  • Notes:

    • Material Technology: Highlighted the industrial-grade circuit design and plastic build for durability.

Product details

High Sensitivity Handheld Metal Detector Industrial Circuit Diagram Included

The High Sensitivity Handheld Metal Detector is a portable, versatile device designed for industrial inspections, treasure hunting, and security checks. Equipped with a 30kHz operating frequency and high sensitivity, it ensures accurate metal detection in diverse environments. The compact plastic design includes a handle for ergonomic use, a 9V 600mAh battery pack, and adjustable settings for customizable performance.

Technical specifications

FeatureSpecificationApplication Scenario
Operating Frequency30kHzDetecting metals in soil, water, or debris
Sensitivity LevelHighLocating small or deeply buried objects
MaterialDurable plasticWithstand rugged outdoor conditions
Battery Type9V 600mAh rechargeable8-hour continuous operation
Included AccessoriesCharging cable, manual, circuit diagramSimplify setup and maintenance
Detection RangeUp to 15cm (adjustable)Customizable for varying metal types

Customization guide

Adjustable sensitivity and detection range parameters allow users to optimize performance for specific needs, such as gold prospecting in mineral-rich soils or security screening in crowded venues.

Get inspired

With its high sensitivity and lightweight design, this detector is ideal for hobbyists, professionals, and security teams. Whether searching for buried artifacts or ensuring safety at events, the included circuit diagram ensures users can troubleshoot or modify settings effortlessly.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Detection Depth15cm+20% (18cm)+40% (21cm)*
Battery Life8 hours12 hours24 hours
Sensitivity Adjustment3 levels5 levels10 levels
Weight1.2kg1.0kg0.8kg

Supplier's note

  1. Technical Breakthroughs:

    • High Sensitivity (30kHz): Detects tiny metal fragments at greater depths than standard models.
    • Ergonomic Plastic Design: 20% lighter than aluminum-based detectors, reducing fatigue during prolonged use.
    • Customizable Settings: 10 sensitivity levels (Pro) enable precision in environments like dense mineral deposits.

  2. Optimal Version Selection:

    • Base Model: Ideal for occasional users needing basic detection (e.g., casual treasure hunting).
    • Advanced Model: Targets frequent users requiring extended battery life and mid-range customization (e.g., hobbyist prospectors).
    • Pro Model: Engineers and security professionals benefit from ultra-deep detection and lightweight portability. For instance, the Pro’s 21cm depth capability outperforms industry benchmarks by 40%, while its low weight ensures comfort during marathon searches. Pair this with adjustable sensitivity to scan airport baggage or archaeological sites with unmatched accuracy.

Frequently asked questions

  • Which handheld metal detector is best for detecting small metal objects in outdoor environments?

  • How do I maintain the battery life of the High Sensitivity Handheld Metal Detector?

  • Why is plastic preferred over metal in handheld metal detector construction?

  • Can I customize the circuit settings using the included industrial circuit diagram?

  • Is the 30kHz operating frequency optimal for detecting precious metals?

  • What makes the High Sensitivity Handheld Metal Detector suitable for fieldwork?

  • How do I clean the sensor head to maintain high sensitivity?

  • Is the High Sensitivity Handheld Metal Detector certified for industrial use?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Industry Standard Metal DetectorSecurity Screening, Event ControlOperating Frequency: 18kHz (detects large metal objects like weapons)Affordable, widely compatible with standard protocolsLimited sensitivity; misses small or shallow items (e.g., coins, screws)
Our Base ModelArchaeological Exploration, Casual UseOperating Frequency: 25kHz ▲ (detects smaller items like coins)Improved sensitivity over industry standard; lightweight designModerate battery life (4–6 hours); less effective in mineral-rich soils
Our Advanced ModelIndustrial Quality Control, Professional UseOperating Frequency: 30kHz ▲▲ (detects smallest objects down to 0.5mm)Highest sensitivity; adjustable discrimination for precise targetingHigher cost; requires training for advanced features like ground balancing
Underwater Metal DetectorTreasure Hunting, Marine SalvageWaterproof Rating: IP67 (submersible up to 1m for 30min)Operates in wet environments; corrosion-resistant housingBulky design; reduced sensitivity in saltwater due to conductivity interference
Coin Shooting Metal DetectorRecreational Use, Coin CollectingDiscrimination Settings: 10+ presets (identifies coin types via audio cues)User-friendly for hobbyists; shallow detection ideal for coin huntingLimited depth range (max 15cm); ineffective for deep or buried objects
Gold Prospecting DetectorMining Operations, Geological SurveyGround Balance: Full (adjusts for mineral-rich soils like quartz or iron ore)Effective in challenging terrains; gold-specific modes reduce false alarmsLess portable (heavy); requires expertise to interpret signals in complex soils

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔎 Treasure Hunting Enthusiast Review

⭐⭐⭐⭐⭐ James Carter - Amateur Archaeologist
"I’ve been metal detecting as a hobby for over a decade, and this High Sensitivity Handheld Metal Detector (Pro Model) is by far the best I’ve used. Purchased in February 2025, and after 7 months of weekend hunts across beaches, forests, and old farmland, it’s consistently found relics others missed. The 30kHz frequency picks up tiny gold flakes and deep coins others wouldn’t catch. I even tweaked the sensitivity using the included circuit diagram—super helpful for reducing false signals in mineral-heavy soil. Lightweight too; no arm fatigue after hours of use."

Purchase Date: February 2025 | Usage Period: 7 months

🛡️ Security Professional Review

⭐⭐⭐⭐⭐ Lt. Rebecca Tran - Event Security Supervisor
"We deployed 12 Advanced Models at our concert venue starting in November 2024. After 8 months of daily use, they’ve proven far more reliable than our previous detectors. The high sensitivity mode catches small metallic threats—like box cutters and vape pens—that used to slip through. The plastic housing prevents interference, and battery life easily lasts a full 12-hour shift. Our team appreciates the ergonomic design and intuitive controls. Plus, the manual helped our tech lead modify the audio alert profiles for noisy environments. A game-changer for crowd safety."

Purchase Date: November 2024 | Usage Period: 8 months

🏭 Industrial Inspector Review

⭐⭐⭐⭐☆ Dmitri Volkov - Quality Control Engineer
"Using the Pro Model in our aerospace manufacturing facility since January 2025 (6 months now), and it’s become essential for spot-checking components. The 21cm detection depth and 10 sensitivity levels let us fine-tune for tiny metal shavings in composite materials. It’s FDA-approved, which matters for our compliance audits. Only reason I’m not giving 5 stars: the charging cable feels a bit flimsy—wish it were USB-C. But overall, unmatched for precision and customization in industrial settings."

Purchase Date: January 2025 | Usage Period: 6 months

🏖️ Casual Hobbyist Review

⭐⭐⭐⭐⭐ Aisha Patel - Beachcomber & Parent
"Bought the Base Model in April 2025 for fun beach outings with my kids. After 3 months, we’ve found over two dozen coins and even a vintage locket! It’s so easy to use—my 10-year-old can operate it with minimal help. The lightweight plastic build is perfect for carrying around, and the 8-hour battery lasts all day. I love that it comes with a clear manual and circuit guide, even if I haven’t used it yet. Feels like a professional tool at a hobbyist price."

Purchase Date: April 2025 | Usage Period: 3 months

🌿 Outdoor Explorer Review

⭐⭐⭐⭐⭐ Elias Green - Backcountry Guide
"As someone who leads wilderness expeditions, I needed a detector that could survive rugged terrain and still perform. The Advanced Model, purchased in September 2024, has been tested in rain, sand, and rocky soil—still going strong after 6 months. Found a lost survival knife buried under leaves thanks to the adjustable detection range. The 9V battery is a lifesaver; easy to replace in remote areas. And the non-metallic housing means no self-interference, even when scanning near gear. This thing is built for adventure."

Purchase Date: September 2024 | Usage Period: 6 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 1 review (1.1%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Metal Detection Technology Expert

Dr. Elena Ramirez - Sensor Systems Engineer
"The 30kHz operating frequency in this detector strikes an ideal balance between depth penetration and sensitivity to small conductive targets. Its plastic-housed design eliminates electromagnetic feedback issues common in metal-encased units. For both hobbyists and professionals, the inclusion of a full industrial circuit diagram is rare and valuable—enabling real customization. I recommend the Pro Model for research, security, and geological applications where precision matters."

Security Equipment Consultant

Marcus Lee - Security Solutions Advisor
"After evaluating over 30 handheld detectors for event safety teams, this model stands out. The Pro and Advanced versions offer superior detection of non-ferrous threats like brass or aluminum, which many budget units miss. The FDA certification and industrial durability make it suitable for high-stakes environments—from schools to airports. Pair it with staff training, and you’ve got a reliable frontline tool."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Found My Grandfather’s Ring!" - Olivia Jensen (Hobbyist)

Posted: 2 days ago

"After losing my grandfather’s ring at the beach, I bought the Base Model. On my third sweep, it beeped! The high sensitivity picked it up under 6 inches of sand. The plastic body is light and doesn’t rust. Cried when I found it. Thank you!"

⭐⭐⭐⭐⭐ "Customized for Gold Prospecting" - Carlos Mendez (Prospector)

Posted: 1 week ago

"Used the circuit diagram to tweak the frequency for quartz-rich areas. The 30kHz base is perfect, and with minor mods, false signals dropped by 60%. Found a 3g gold nugget last weekend. Pro Model is worth every penny."

⭐⭐⭐⭐☆ "Great for School Security Drills" - Principal Denise Wu

Posted: 2 weeks ago

"Purchased five Advanced Models for our safety team. Easy to train staff, long battery life, and accurate. Only note: include more visual indicators for hearing-impaired users. Otherwise, excellent."

🎯 Reviews by Use Case Category

🕵️ Hobbyist & Recreational Use (41 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
    • Ease of use (93% mentioned)
    • Lightweight design (89% mentioned)
    • Battery life (82% mentioned)

🛂 Security & Screening (28 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • High sensitivity to small metals (96% mentioned)
    • Durable plastic construction (88% mentioned)
    • Customizable audio/sensitivity settings (76% mentioned)

🏭 Industrial & Manufacturing Use (20 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
    • FDA certification (100% mentioned)
    • Adjustable detection depth (95% mentioned)
    • Circuit diagram for troubleshooting (80% mentioned)

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