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Quick Details

  • Place of Origin: Henan, China (Mainland)
  • Brand Name: NANBEI
  • Model Number: TX-MPI
  • Product name: Hot sale!!! factory long range underground gold metal detector
  • Usage of metal detector: Treasure Hunting
  • Application of gold metal detector: Gold Prospecting
  • Detect depth of long range king: 500m underground
  • Certification of metal detector: CE confirmed gold metal detector
  • long range area: 100-1500m
  • Type of gold metal detector: Long Rang Metal Detector
  • Sensitivity: High sensitivity metal detector
  • Warranty: 1 Year guarantee metal detector
  • Display: Clear LCD Display

Packaging & Delivery

Packaging Details Carton case.Hot sale!!! factory long range underground gold metal detector
Delivery Time Shipped in 10 days after payment

Hot sale!!! factory long range underground gold metal detector  


Product Description

  TX-MPI Mine Locator (500 meters Underground) 

Natural Electric Auto Frequency Selector

Compare with traditional electric prospecting instrument:


(1) Do not need power supply, use natural electric field, through special amplify method it just need 20 meters receiver pole to complete survey.


(2) 2 people is enough to finish the work with high efficiency


(3) Light weight less than 5KG, easy to bring.


(4) Printing all kinds of curve immediately with the portable printer and analyzing at the same time. You can adjust and change survey dispose.

Main application of metal detector:

Use natural electric field and resistivity parameter produced by different of the geologic structure. It is widely using in prospecting metal minerals, non-metal minerals, underground water prospecting etc. Working area is from large to several square kilometer to small to several square, especially for mountain area and city prospecting.



Only one person will finish indoor and outdoor work

Do not need manual power supply,small cubage,light weight,carry about,high efficiency and exact address. It get over the default that traditional equipments have such as need many people to work together, heavy weight, complicated operation, low working efficiency and long lines.

Press one button to finish all the survey operations

Machine is automatic control by micro PC. Easy operation. A press one button to finish all the operation. It does not need especial knowledge. When the survey is finished, press the button to display the curve and you can analyze at the same time.

High anti-jamming capability 

You can get the good curve in the noise road and high electric jamming area for signal via frequency selector and digital processing.

Get survey parameter through Multiple-frequency, Multi-aspect and multi-measurement. 

It can survey in different position, do fixed point survey, solve same special geophysical problem and gather multi-measurement parameter through different kinds of survey method.



Widely application and flexible using

Using for locator underground water, minerals and solve engineering geophysical problem and geophysical disaster. Working area is from large to several square kilometer to small to several square, especially for mountain area and city prospecting.



Main functions and features :

1. Automatic noise reduction; super anti-jamming.

2. 3 frequencies or 30 frequencies measuring at one time.

3. Operating functions are all on the LCD screen, easy operation.

4. Auto-measuring, auto-stocked data. It doesn’t need to record the measured data and the data wont be lost when power off.

5. It can storage 20 curve measuring data of 3 frequency and 30 frequency.

6. Curve and data are displayed on LCD screen. Curve and data also can printed by micro printer or PC printer.

7. Power supply rechargeable battery.

8. Electrode test and power monitor 

9. Whole weight.2KG, size: 24CM×13CM×16CM

Spare Parts:

Signal Receiver/ Sender Rods, Portable Printer, Charger, Bags

Parts of operate video screenshot picture:



Product transport history:



Packaging & Shipping

 Pacakging: Carton case .Hot sale!!! factory long range underground gold metal detector

Shipping: By express , by air , by sea.  (depends on the qunatity and customers decision)

Our Services

Before place order,any inquiry we make sure will reply in 5minutes,and offer you our suitable advice based on our professional product knowledge;
After place order,we will help you follow the shipping information until you get these machines;
If any problems on delivery or using,we make sure you can contact us in 5 minutes. Our sales online 24hs.

Company Information


ZHENGZHOU NANBEI INSTRUMENT EQUIPMENT CO.,LTD is the famous integrated equipment supplier in Chinese equipment field. After years of development, it has become a research, development, production and sales as one of the independent legal personality diversified technology group. The headquartered is in ZHENGZHOU (International Air Port Area),China. And it also has the office in BEIJING,SHANGHAI, and SHENZHEN in China.


 1.How to pick up the best among these models?
A:Tell us your request on product and almost target price,we recommend you the most suitable model. Selling you the most expensive product is not our goal,selling you the most suitable is!

2.How to place order or pay?
A:First, you can place order to us directly,we offer you PI (contract) with bank information, you pay here,we ship the product,Every process is based on PI.

Second,you can place order on Alibaba directly, you pay online,after we confirm with them,we will ship the products on time.

3.How to transport the product?
A: Depending on the quantity and what kind of machine you order or whether you are urgent or not to check how big it is to check the freight.
By sea: More than 60kg or big quantity;Safe,cheap but slow;
Usually 11-30 days to North America;
30-45 days to Middle of South America;
40-60 days to South America;
15-28 days to South Africa;
25-33 days to Europe;
30-45 days to East Europe;
35-45 days to North Europe;
28-35 days to Mediterranean countries;
28-40 days to Middle East countries;
7-20 days to Southeast Asia countries;
By air to airport: Suit for big product or quantity but urgent a lot. Usually 7-10 days arrive. Some direct flight can arrive at 3-5 days.

By Express delivery such as DHL,FedEx,TNT: Suit for small or not too heavy and very urgent product. Generally 5-7 days arrive.


4.What kind of packing way for product?
A:Depends on which kind product you order;
For glass type product,it packed by wooden case,
For sea shipping product,usually packed wooden case;
For small and not easy break machines, usually packed by carton case;

All of the packing way is based on the safety of the machine,and the cost on freight,we will offer you the most suitable and safety packing way!

5.What kind of warranty will be offer?
A: Most of our product we offer 2 years warranty,except glass part. During the warranty time,any problem,we offer after-sale service; Any spare parts (Un-manual factors) broken, we offer free. Detail warranty information based on the product; Welcome our customer talk this with our sales directly,they will offer you more details;


Related Products

  We also have other models as follows:

EPX7500 Metal detectorRaiderII metal detectorVR1000BII metal detector
MD6350 Gold Metal detectorMD88 4.5-5m Undergroud metal detectorGC-1001 20cm Hand held metal detector
 Please click to details please click to detailsplease click to details



The terms of payment



2.Delivery time:within 7 days after received your payment.

3.Payment method:100%T/T in advance or Western Union.

4.Package: Carton case.

5.Transport (Negotiable):

(1). If you just purchasing one set or no more than 50 sets, by Express is the best way, save time.

(2).If you order in large quantity ,by sea or by air is suitable , save money.


contact us

If more information about this model or other different types,welcome to contact with us,we can offer you our professional knowledge about metal detectors. And we will recommend you the most suitable type according to your request.


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China (Mainland) | Manufacturer, Trading Company
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The supplier’s transactions conduted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $184,000
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