The SA-IIIC high-sensitivity digital walk-through metal detector uses advanced electromagnetic testing and digital processing technology to provide excellent detection capabilities for both magnetic and non-magnetic metals. It can effectively identify personal items such as coins, keys, and belt buckles, making it ideal for security applications in places like churches, banks, and shopping malls.
Key Technology Features
1. Detects even small metal objects like a paper clip, suitable for high-level security checks.
2. Equipped with multi-zone high-brightness LED lights and sound alarms for accurate location indication.
3. Combines digital and analog technologies for superior anti-interference performance, minimizing false alarms.
4. Strong self-diagnosis capability, real-time status monitoring, and visual and audio alarm alerts.
5. Outer cover made of high-strength material, offering waterproof, fireproof, corrosion-resistant, and shockproof protection.
6. Modular design for easy installation and maintenance.
Outer Frame | 2220mm (H) x 820mm (W) x 500mm (D) |
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Inner Frame | 2000mm (H) x 700mm (W) x 500mm (D) |
Unit Weight | 70KG |
Max Detection Distance | 0.3m at low sensitivity; 0.5m at high sensitivity |
Power Supply | AC100V-240V, 50/60Hz |
Power Consumption | 12 W |
Operating Environment | -20°C to +45°C |
Sensitivity Adjustment | 0-299 |
Alarm Type | Sound and light alarm |
Display | LED screen showing numbers |
Counting Function | Traffic and alarm counting |
Detecting Zones | 6/12/18 zones available |
Light Bar | LED on the door frame |
Operation Mode | Keypad control |
Sensitivity Performance | High sensitivity that detects even small metal items like a clip. Adjustable sensitivity range from 0 to 100, allowing users to set weight, volume, size, and location of metal items to reduce false alarms from common objects like coins, keys, jewelry, and belt buckles. |
Infrared Counting | Intelligent counter that tracks passenger flow and alarm frequency. |
Detection Areas | Six overlapping detection zones allow simultaneous alarms from multiple areas, accurately locating the position of metal items based on their layout. |
Operating Temperature/Humidity | 5°C - 40°C / 0% - 90% RH (non-condensing) |
Functions:
This walkthrough metal detector is capable of detecting dangerous items such as knives, weapons, guns, and any hidden metal objects on a person’s body, making it an essential tool for security in public spaces.
RFQ – Frequently Asked Questions
Are you a manufacturer?
Yes, we are a professional manufacturer of security detection systems located in southern China. We prioritize stable quality and exceptional service.
How long will it take to receive the machine after payment?
If the product is in stock, delivery usually takes 3-5 days. If not in stock, production time is approximately 10-15 days. Delivery options include sea or air freight.
What about warranty and support?
We offer a one-year warranty and lifetime technical support. Our engineers can be sent to your country for training upon request. Free one-on-one training is also available at our factory.






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Shandong Shifeng Metal Products Co., Ltd. , https://www.qfgygs.com