Primero Detector by Ajax Detection
The AJAX Primero detector is designed for powerful and reliable performance in professional treasure and underground detection. Equipped with a rechargeable 7.4V, 3300mAh battery, it provides up to 10 hours of continuous operation, making it suitable for long field sessions.
The device can reach a maximum real detection depth of up to 50 meters and operates through an advanced 9-search detection system engineered and tested worldwide for dependable accuracy. It supports the detection of multiple targets including gold, gold nuggets, silver, copper, bronze, iron, tin, lead, aluminum, meteorites, diamonds, emeralds, groundwater, and underground cavities.
A 5-inch TFT color display with 16-bit color technology ensures clear visibility in both bright daylight and dark environments. The detector also features advanced audio alerts that provide distinct tones for different targets and distances, helping users identify objects more effectively.
For user convenience, the system supports eight languages: English, French, Spanish, German, Russian, Arabic, Turkish, and Italian. Backed by a 2-year warranty and professional technical support, AJAX detectors are built for durability, stable operation, and accurate performance across various terrains and environmental conditions.
Features
- Battery: Powerful rechargeable 7.4V, 3300mAh battery with up to 10 hours of typical operating time.
- Detection Depth: Capable of reaching up to 50 meters of real detection depth.
- Languages Supported: English, French, Spanish, German, Russian, Arabic, Turkish, and Italian.
- Display: 5-inch TFT color screen with 16-bit color display for excellent visibility in bright sunlight and dark environments.
- Audio Alerts: Advanced audio system provides clear and distinct tones based on target type and distance.
- Warranty: Includes a 2-year warranty with ongoing technical support from professional engineers.
- Detection System: Operates with an advanced 9-search detection system developed and tested for reliable global performance.
- Detection Targets: Detects gold, gold nuggets, silver, copper, bronze, iron, tin, lead, aluminum, meteorites, diamonds, emeralds, groundwater, and underground cavities.
- Performance: Engineered for durability, accurate detection, and reliable operation across various terrains and environmental conditions.
Package Includes
- Ajax Detection Primero Detector
- Imaging Scanner
- Gradio Smart Sensor
- Battery Pack
- Carrying Pole
- Extension Pole
- Device Clamp
- Clamp Bolt ×2
- Clamp Nut ×2
- Bolt
- Nut
- Headphones
- C3 Search Coil
- C2 Search Coil
- C1 Search Coil
- 2× Roaming Antenna
- High Gain Antenna
- Connection Wires
- System Connection Module
- Ground Scan Probes ×2
- Connection Clips ×2
- 2 Years Warranty
Specifications
| Specification | Details |
|---|---|
| Detection System | Multi-detection systems and functions with 9 optional systems |
| Operating Principle | Processes data and digital signals and converts them into visual and audible results |
| Processor Architecture | MIPS 32 |
| Operation Processor | M4K™ Core |
| Display Screen | TFT Color LCD, 800 × 480 WVGA, 16-bit color depth |
| Battery | 7.4 volts, 3300 mAh |
| Power Rating | 400 mA |
| Battery Endurance | Typical usage time of 10 hours |
| Power Adapter | 100–240 VAC / 15 VDC – EU Plug |
| Storage | 1 GB, capable of saving up to 1000 scans |
| Sound | High-quality audio, 32 KBIT/S, MP3 |
| Notifications | Configurable sound and tactile feedback through settings menu |
| Bluetooth | 2.4 GHz, sensitivity up to -80 dBm |
| Languages | Multilingual user interface supporting 8 languages |
| Date and Time | Real Time Clock adjustable manually or automatically via GPS |
| Login Restriction | Configurable PIN protection |
| Overall Dimensions | 88 × 53 × 20 cm |
| Package Total Weight | 10 kg |
| Operating Temperature | -10°C to 60°C (14°F to 140°F) |
| Storage Temperature | -10°C to 80°C (14°F to 176°F) |
| Humidity | Operates and stores at relative humidity up to 90% |
Buy Now
Order an Ajax Detection Primero Detector from ModernMetalDetectors.com. Buy today and get free shipping with no sales tax!
| Shipping |

Our goal is to keep the ordering process as simple as possible.
We offer free shipping on orders over $250.
Shipping times vary from 1 to 4 days on average.
Order Confirmation:
- You will receive an order confirmation email immediately after placing your order. This means we have authorized your credit card and are preparing your order for shipment.
- As soon as we receive your order, we contact our warehouse to confirm it is in stock and available for immediate shipment.
- If your item is on backorder or unavailable, we will contact you via email.
- If your item is available for immediate shipment, we will process the charges and submit the order for shipment.
Order Shipment:
- If your order is in stock and your credit card is approved, your order will ship within 1–2 business days.
- Tracking information will be sent within 24 hours to the email provided at checkout.
- All orders require a signature upon delivery.
- We ship daily via UPS Ground, FedEx Ground, and Freight to the lower 48 states.
- Most orders placed before 1 PM MST ship the same day (some exceptions apply).
- Shipping is included for ground orders to the lower 48 states. AK & HI ship at an additional cost.
- A phone number is required for freight deliveries to schedule an appointment.
- Failure to provide a phone number may delay delivery and may result in storage fees.
- We do not offer Cash on Delivery.
- We do not ship to PO Boxes.
Inspecting Damages:
- Please inspect packaging when your items arrive.
- If your item arrives damaged, email photos to support@modernmetaldetectors.com and we will process an insurance claim on your behalf.
Cancellations & Refunds:
- Orders canceled after payment are subject to a non-refundable card processing fee of 2.6% to cover payment processor costs.
- If your item is on backorder and you cancel before shipment, the 2.6% processing fee applies.
- If your order has shipped, you are responsible for return shipping and a 15% restocking fee applies.
- Refunds are issued to the original payment method.
Backorders:
- If a product is out of stock, we will notify you immediately with the expected arrival time and available substitutes.
- Arrival times may change due to shipping delays or manufacturing issues.
- You may choose to keep, substitute, or cancel your order if arrival times change.
- Once backorders arrive, they will ship and tracking will be emailed.
Shipping from Abroad & Import Duties – USA Customers:
Please Read Before Purchasing
Customers are responsible for any import taxes, customs fees, tariffs, or duties. You will be contacted before delivery once the item reaches the United States to arrange payment of applicable fees.
Shipping Origins by Brand:
- Vertex – Germany
- BR Systems – Turkey
Freight LTL Shipment
If you purchased a large or heavy item (such as a walk-through metal detector), your item will ship freight with lift-gate service.
- The freight dispatcher will call to schedule a delivery appointment.
- You must be present during the delivery window to sign.
- Delivery windows are typically 8 AM–12 PM or 12 PM–4 PM.
- Please ensure your phone number at checkout is correct.
- Do not screen calls until delivery is complete.
- Freight delivery includes one driver and curbside placement only.
- Keep all original packaging and pallets if returning the item.
Freight Damage Procedure:
- Inspect immediately with the driver present.
- Note any damage on the carrier paperwork.
- If unable to inspect immediately, write: "Carton damage, subject to inspection".
- Inspect contents within 48 hours and report damage to the carrier.
- If packaging damage is severe, refuse shipment and notify us immediately.
Carton packaging has excessive damage to the exposed product:
- Refuse shipment
- Sign the carrier paperwork: “Carton damaged and refused.”
- Notify Modern Metal Detectors immediately.
If you have any questions, please contact us at support@modernmetaldetectors.com
QUESTIONS & ANSWERS
Have a Question?
Be the first to ask a question about this.
Description
Primero Detector by Ajax Detection
The AJAX Primero detector is designed for powerful and reliable performance in professional treasure and underground detection. Equipped with a rechargeable 7.4V, 3300mAh battery, it provides up to 10 hours of continuous operation, making it suitable for long field sessions.
The device can reach a maximum real detection depth of up to 50 meters and operates through an advanced 9-search detection system engineered and tested worldwide for dependable accuracy. It supports the detection of multiple targets including gold, gold nuggets, silver, copper, bronze, iron, tin, lead, aluminum, meteorites, diamonds, emeralds, groundwater, and underground cavities.
A 5-inch TFT color display with 16-bit color technology ensures clear visibility in both bright daylight and dark environments. The detector also features advanced audio alerts that provide distinct tones for different targets and distances, helping users identify objects more effectively.
For user convenience, the system supports eight languages: English, French, Spanish, German, Russian, Arabic, Turkish, and Italian. Backed by a 2-year warranty and professional technical support, AJAX detectors are built for durability, stable operation, and accurate performance across various terrains and environmental conditions.
Features
- Battery: Powerful rechargeable 7.4V, 3300mAh battery with up to 10 hours of typical operating time.
- Detection Depth: Capable of reaching up to 50 meters of real detection depth.
- Languages Supported: English, French, Spanish, German, Russian, Arabic, Turkish, and Italian.
- Display: 5-inch TFT color screen with 16-bit color display for excellent visibility in bright sunlight and dark environments.
- Audio Alerts: Advanced audio system provides clear and distinct tones based on target type and distance.
- Warranty: Includes a 2-year warranty with ongoing technical support from professional engineers.
- Detection System: Operates with an advanced 9-search detection system developed and tested for reliable global performance.
- Detection Targets: Detects gold, gold nuggets, silver, copper, bronze, iron, tin, lead, aluminum, meteorites, diamonds, emeralds, groundwater, and underground cavities.
- Performance: Engineered for durability, accurate detection, and reliable operation across various terrains and environmental conditions.
Package Includes
- Ajax Detection Primero Detector
- Imaging Scanner
- Gradio Smart Sensor
- Battery Pack
- Carrying Pole
- Extension Pole
- Device Clamp
- Clamp Bolt ×2
- Clamp Nut ×2
- Bolt
- Nut
- Headphones
- C3 Search Coil
- C2 Search Coil
- C1 Search Coil
- 2× Roaming Antenna
- High Gain Antenna
- Connection Wires
- System Connection Module
- Ground Scan Probes ×2
- Connection Clips ×2
- 2 Years Warranty
Specifications
| Specification | Details |
|---|---|
| Detection System | Multi-detection systems and functions with 9 optional systems |
| Operating Principle | Processes data and digital signals and converts them into visual and audible results |
| Processor Architecture | MIPS 32 |
| Operation Processor | M4K™ Core |
| Display Screen | TFT Color LCD, 800 × 480 WVGA, 16-bit color depth |
| Battery | 7.4 volts, 3300 mAh |
| Power Rating | 400 mA |
| Battery Endurance | Typical usage time of 10 hours |
| Power Adapter | 100–240 VAC / 15 VDC – EU Plug |
| Storage | 1 GB, capable of saving up to 1000 scans |
| Sound | High-quality audio, 32 KBIT/S, MP3 |
| Notifications | Configurable sound and tactile feedback through settings menu |
| Bluetooth | 2.4 GHz, sensitivity up to -80 dBm |
| Languages | Multilingual user interface supporting 8 languages |
| Date and Time | Real Time Clock adjustable manually or automatically via GPS |
| Login Restriction | Configurable PIN protection |
| Overall Dimensions | 88 × 53 × 20 cm |
| Package Total Weight | 10 kg |
| Operating Temperature | -10°C to 60°C (14°F to 140°F) |
| Storage Temperature | -10°C to 80°C (14°F to 176°F) |
| Humidity | Operates and stores at relative humidity up to 90% |
Buy Now
Order an Ajax Detection Primero Detector from ModernMetalDetectors.com. Buy today and get free shipping with no sales tax!
Shipping
| Shipping |

Our goal is to keep the ordering process as simple as possible.
We offer free shipping on orders over $250.
Shipping times vary from 1 to 4 days on average.
Order Confirmation:
- You will receive an order confirmation email immediately after placing your order. This means we have authorized your credit card and are preparing your order for shipment.
- As soon as we receive your order, we contact our warehouse to confirm it is in stock and available for immediate shipment.
- If your item is on backorder or unavailable, we will contact you via email.
- If your item is available for immediate shipment, we will process the charges and submit the order for shipment.
Order Shipment:
- If your order is in stock and your credit card is approved, your order will ship within 1–2 business days.
- Tracking information will be sent within 24 hours to the email provided at checkout.
- All orders require a signature upon delivery.
- We ship daily via UPS Ground, FedEx Ground, and Freight to the lower 48 states.
- Most orders placed before 1 PM MST ship the same day (some exceptions apply).
- Shipping is included for ground orders to the lower 48 states. AK & HI ship at an additional cost.
- A phone number is required for freight deliveries to schedule an appointment.
- Failure to provide a phone number may delay delivery and may result in storage fees.
- We do not offer Cash on Delivery.
- We do not ship to PO Boxes.
Inspecting Damages:
- Please inspect packaging when your items arrive.
- If your item arrives damaged, email photos to support@modernmetaldetectors.com and we will process an insurance claim on your behalf.
Cancellations & Refunds:
- Orders canceled after payment are subject to a non-refundable card processing fee of 2.6% to cover payment processor costs.
- If your item is on backorder and you cancel before shipment, the 2.6% processing fee applies.
- If your order has shipped, you are responsible for return shipping and a 15% restocking fee applies.
- Refunds are issued to the original payment method.
Backorders:
- If a product is out of stock, we will notify you immediately with the expected arrival time and available substitutes.
- Arrival times may change due to shipping delays or manufacturing issues.
- You may choose to keep, substitute, or cancel your order if arrival times change.
- Once backorders arrive, they will ship and tracking will be emailed.
Shipping from Abroad & Import Duties – USA Customers:
Please Read Before Purchasing
Customers are responsible for any import taxes, customs fees, tariffs, or duties. You will be contacted before delivery once the item reaches the United States to arrange payment of applicable fees.
Shipping Origins by Brand:
- Vertex – Germany
- BR Systems – Turkey
Freight LTL Shipment
If you purchased a large or heavy item (such as a walk-through metal detector), your item will ship freight with lift-gate service.
- The freight dispatcher will call to schedule a delivery appointment.
- You must be present during the delivery window to sign.
- Delivery windows are typically 8 AM–12 PM or 12 PM–4 PM.
- Please ensure your phone number at checkout is correct.
- Do not screen calls until delivery is complete.
- Freight delivery includes one driver and curbside placement only.
- Keep all original packaging and pallets if returning the item.
Freight Damage Procedure:
- Inspect immediately with the driver present.
- Note any damage on the carrier paperwork.
- If unable to inspect immediately, write: "Carton damage, subject to inspection".
- Inspect contents within 48 hours and report damage to the carrier.
- If packaging damage is severe, refuse shipment and notify us immediately.
Carton packaging has excessive damage to the exposed product:
- Refuse shipment
- Sign the carrier paperwork: “Carton damaged and refused.”
- Notify Modern Metal Detectors immediately.
If you have any questions, please contact us at support@modernmetaldetectors.com
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QUESTIONS & ANSWERS
Have a Question?
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