The SA-IIIC high-sensitivity digital walk-through metal detector utilizes advanced electromagnetic testing and digital processing technology. It offers exceptional detection capabilities for both magnetic and non-magnetic metals, as well as the ability to identify personal items like coins, keys, and belt buckles with high accuracy.
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Key Technology Features:
 1. Detects even small metal objects like a paper clip, ideal for high-level security checks.
2. Equipped with multi-zone high-brightness LED lights and sound alarms for precise location identification.
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/audio alarm alerts.
5. Durable outer cover made of high-strength material that is waterproof, fireproof, corrosion-resistant, and shockproof.
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 | AC 100V-240V, 50/60Hz |
Power Consumption | 12 W |
Operating Environment | -20°C to +45°C |
Sensitivity Adjustment | 0-299 |
Alarm Type | Sound and light |
Display | LED numeric display |
Counting Function | Passenger flow and alarm counting |
Detecting Zones | 6/12/18 zones available |
Light Bar | LED on door frame |
Operation Method | Keypad control |
Sensitivity | High sensitivity capable of detecting even small metal objects like clips. Adjustable sensitivity from 0-100, allowing users to set weight, size, and location parameters to reduce false alarms caused by common items such as coins, keys, jewelry, and belt buckles. |
Infrared Counting | Intelligent counter tracks passenger flow and number of alarms automatically. |
Detection Areas | Six overlapping detection zones provide simultaneous multi-area alarms and accurate location identification based on the position of detected metal objects. |
Operating Temperature/Humidity | 5°C - 40°C / 0% - 90% (non-condensing) |
Functions:
This walk-through metal detector effectively identifies dangerous items such as knives, weapons, guns, and any hidden metal objects on individuals, making it an essential tool for security in hotels, airports, and metro stations.
RFQ:
Are you a manufacturer?
Yes, we are a professional manufacturer of security detection systems located in southern China. We prioritize stable quality and excellent customer service.
How long will it take to receive the machine after payment?
If in stock, delivery 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 after-sales service?
We offer a one-year warranty and lifetime technical support. Our engineers can be sent to your country for training at an additional cost. Free one-on-one training is also available at our factory.






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Dongguan Changsheng Technology Co., Ltd , https://www.dgcsmachining.com