High Security Tamper-Evident Cable Seals | Industrial One-Time Use Locking Solutions for Global Cargo Protection
Our high-performance cable seals are advanced tamper-evident security devices engineered to provide reliable protection for high-value cargo, sensitive shipments, and fixed assets across global supply chains. Manufactured in compliance with strict international standards, these single-use irreversible seals are designed to prevent unauthorized access, eliminate tampering risks, and ensure full traceability throughout transportation, storage, and cross-border logistics operations.
Each cable seal consists of a robust locking body and a high-tensile steel cable. The cable is made from galvanized carbon steel or optional stainless steel (304/316), offering strong corrosion resistance for harsh environments. Available in diameters from 1.5mm to 5mm and customizable lengths, these seals meet various application needs. The locking body features a precision internal mechanism with anti-retraction design, encased in durable ABS or PA66 housing, delivering high tensile strength and reliable tamper resistance.
Each seal is laser-marked with unique identification, including serial numbers, logos, barcodes, and QR codes for traceability. With multiple color options and customization support, these seals enhance brand recognition and supply chain control. Certified to ISO 17712, C-TPAT, ISO 9001, and RoHS standards, they are globally accepted for secure logistics operations.
The user-friendly design allows tool-free installation with one-hand operation. Once locked, the seal cannot be reused and requires cutting tools for removal, leaving visible evidence of tampering. Widely used in container shipping, transportation, utilities, banking, and industrial sectors, these cable seals also support OEM/ODM customization for specific requirements.
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Model No |
ST8311 |
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Brand Name |
SHENGTANG |
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Material |
ABS + Heavy-duty steel |
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Color |
Red,yellow, blue，green, white and customized color |
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Cable Head |
11*11mm |
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Wire Diameter |
1.5mm/1.8mm |
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Printing type |
Laser printing & Hot stamping |
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Printing content |
Numbers, Letters,logo, barcode， Qrcode, etc. |
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Package |
100pcs/bag, 1000pcs/ctn，carton size:35*30*20cm |
Logistics & Transportation: Commonly applied to shipping containers, trucks, trailers, and cargo vans, ensuring cargo protection and preventing unauthorized access throughout transportation.
Warehouse & Storage: Used to seal storage cabinets, warehouse doors, and bins, enhancing inventory security and minimizing risks of loss or tampering.
Energy & Utility: Suitable for securing power meters, utility enclosures, and cable cabinets, helping protect infrastructure from unauthorized interference or damage.
Industrial & Manufacturing: Applied to lock machinery, industrial equipment, and valve systems, ensuring operational safety and protecting critical production assets.
Logistics & Customs: Widely used in customs sealing for import and export shipments, ensuring cargo integrity and regulatory compliance.
Aviation & Railway: Used for sealing airline luggage compartments, train doors, and cargo containers, providing dependable security during transport.
Finance & Banking: Ideal for locking cash storage boxes, ATM cabinets, and vault systems, ensuring safe handling and storage of cash assets.
Tamper-Proof – Designed with a reliable one-way locking system that ensures secure and irreversible fastening. Once locked, it cannot be reopened without damage, effectively preventing unauthorized access during transport and storage.
Durable Material – Made from high-strength steel cable combined with a rust-resistant aluminum locking head, providing excellent durability and consistent performance for long-term use in various environments.
Easy Installation – Features a simple, tool-free operation that allows quick and efficient application by hand, saving time and improving overall working efficiency.
Wide Application – Ideal for securing shipping containers, cargo trucks, industrial cables, and equipment, making it suitable for a wide range of logistics and industrial uses.
Customizable – Available in multiple colors with laser marking options for serial numbers, logos, or barcodes, supporting effective asset tracking and identification.
1.Q: Who are we?
A：We are based in Shandong, China, start from 2012, sell to Mid East, South Asia, Northern Europe,Africa, North America, Western Europe. There are total about 200-300 people in our office.
2.Q: How can we guarantee quality?
A: Always a pre-printing sample before mass production;
Always final Inspection before shipment;
3.Q: what can you buy from us?
A: bolt seal,cable seal,plastic seal,meter seal,metal strap seal, etc.
4. Q: Why should you buy from us not from other suppliers？
A: 12 years experiences, 300 sets of models with different style , meet your different demands with fast delivery. All our material is environmental, we won many honors from government. Our goods are popular in 300 countries.
5.Q: Do you accept custom orders?
A: Yes. We provide comprehensive OEM & ODM customization services, including:
LOGO printing and unique serial numbering
Customized sizes, colors, materials, and packaging
6.Q: What certifications do you have?
A: We maintain a complete and internationally recognized certification system, including:
ISO 9001 – Quality Management System
ISO 14001 – Environmental Management System
ISO 45001 – Occupational Health & Safety Management System
ISO 17712 – High-Security Seal Certification
Third-party test reports from SGS and other authorized institutions
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