ISO 17712 High Security Cable Seal

No.S211-3.5

The S211-3.5 is a heavy-duty, one-time-use, pull-tight cable seal designed for shipping containers and trucks. It has an aluminum lock body with a 3.5 mm diameter galvanized steel cable. When cut, the cable frays to show tampering. It meets ISO 17712:2013 High Security (H) standards and is trusted by customs and logistics companies worldwide.

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Key Features

✅ ISO 17712:2013 High Security (H) Certified — Independently tested for tensile, shear, and impact resistance.

✅ Tamper-Evident Non-Preformed Cable — 7×7 galvanized aircraft cable unravels when cut; cannot be reinserted or reused.

✅ All-Metal Eco-Friendly Construction — Aluminum alloy body (no plastic), fully recyclable; corrosion-resistant and UV-stable.

✅ One-Way Pull-Tight Locking — Adjustable loop fits container doors, trailers, railcars, and irregular latch points.

✅ Permanent Laser Marking — Sequential numbers (up to 15 digits), barcodes/QR codes, company name & logo available.

✅ Removal Only with Cable Cutters — Designed to resist opportunistic tampering.

Technical Specifications

Item	Specification
Model	S211-3.5 High Security Cable Seal
Certification	ISO 17712:2013 (H – High Security)
Lock Body Material	Anodized Aluminum Alloy (custom colors available)
Internal Mechanism	Zinc Alloy Die Casting + Steel
Cable	3.5 mm Ø (7×7) Non-preformed Galvanized Aircraft Cable
Cable Length	Customizable (standard 250 / 300 / 400 mm)
Lock Body Dimensions	34 × 33 × 9.3 mm
Tensile Strength	≥ 18,000 N (≈ 1,835 kgf / 4,050 lbf)
Marking Options	Laser engraved – Serial No., Barcode, Logo, Text
Color Options	Red, Blue, Yellow, Green, White, Black (custom on request)