Cable Seals are high-security fastening solutions made of durable steel cable and aluminum alloy heads. They feature a one-time locking design that prevents tampering and accidental loosening. Ideal for logistics, shipping, utility, and industrial use, these seals ensure asset safety and anti-theft protection.Our cable seals meet the most stringent international security and compliance certifications, including ISO 17712:2014 standards for high-security freight seals, C-TPAT (Customs-Trade Partnership Against Terrorism) compliance for cross-border shipments to North America, ISO 9001 quality management system certification, and RoHS compliance for restricted hazardous substances. This makes our seals fully accepted and recognized by customs authorities, port operators, logistics providers, and regulatory bodies worldwide, eliminating delays in cross-border clearance and ensuring full compliance with global shipping regulations.
Designed for effortless, tool-free on-site installation, our cable seals feature an intuitive self-locking design: simply insert the tapered cable end through the locking body aperture, and the internal ratchet mechanism automatically engages and locks irreversibly in a single smooth motion. The one-hand operable design streamlines loading and sealing workflows, significantly improving operational efficiency for port, warehouse, and logistics teams. Once locked, the seal cannot be opened or reused; removal requires only heavy-duty bolt cutters or professional cable cutters, ensuring no unauthorized removal can occur without obvious, undeniable visible damage to the seal.
These versatile cable seals are widely applied across a broad spectrum of industries and use cases, including ocean container shipping, intermodal rail freight, over-the-road trucking, fuel tanker and hazardous material transportation, air cargo, postal and express courier services, bank cash cassettes and ATM machine locking, utility meter security (electricity, water, gas), customs bonded warehouse cargo control, high-value industrial equipment and inventory protection, retail distribution chain management, and confidential document storage. We also provide fully tailored OEM/ODM solutions, including specialized cable materials, custom lengths and diameters, unique locking body designs, and bespoke marking options, to meet the unique security needs of different industries and specialized application scenarios.
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Model No |
ST8321 |
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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 |
26.5*19mm |
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Wire Diameter |
1.5mm/1.8mm/2.0mm/2.5mm/3.0mm/3.5mm/4.0mm/4.5mm/5.0mm |
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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:38*30*20cm |
Logistics & Transportation: Designed for securing shipping containers, freight trucks, trailers, and cargo vans, these seals help prevent tampering and ensure cargo remains intact throughout transportation routes.
Warehouse & Storage: Used for sealing warehouse doors, storage bins, and secured cabinets, enhancing inventory management and preventing unauthorized access in storage environments.
Energy & Utility: Applied to power meters, utility enclosures, and cable distribution boxes, effectively preventing illegal operations, energy theft, and unauthorized maintenance.
Industrial & Manufacturing: Widely used in factories to secure machinery, production equipment, and pipeline valves, ensuring safe operation and reducing the risk of unauthorized adjustments.
Logistics & Customs: Utilized in customs inspection processes for imported and exported goods, ensuring compliance with international regulations and maintaining cargo security throughout inspection procedures.
Aviation & Railway: Suitable for sealing aircraft cargo compartments, passenger luggage areas, train doors, and freight containers, ensuring safe and secure transport operations.
Finance & Banking: Used for securing ATM units, cash storage boxes, and bank vaults, providing strong protection for financial assets against unauthorized access.
Tamper-Proof: One-way locking system for secure, irreversible fastening.
Durable Material: Strong steel cable and rust-proof aluminum head for long-term use.
Easy Installation: Tool-free operation for quick application.
Wide Application: Perfect for containers, trucks, cables, and equipment securing.
Customizable: Available in various colors with laser marking for asset tracking.
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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