Petit Red
Comet White
Padlock 2 Yellow
Unilock LS10


Security seals are used to add tamper or barrier protection to a load or consignment; from trailer sealing, pallet sealing, and security seals for airline carts, utility meters, tote boxes, drums, data cabinets, hospital crash trolleys and even seals for smart phone cameras, preventing their use in sensitive areas.

Unisto offers innovative and customised security seal solutions to suit every conceivable need. Tamper evident security seals in plastic, metal or a combination; pull tight, fixed length, push fit, padlock seals or high barrier bolt and cable seals.

Single use security seals, both ISO17712 certified barrier type seals and indicative seals or reusable electronic security seals are available in the range, consecutively numbered, bar coded or offering automatic IrDA and RFID data communication.

Unisto High Security ISO17712 Security Seals

Our swift customer service and impeccable security seal quality are renowned worldwide, providing complete peace of mind. With over 80 years experience, you can rely on the experts.

Unisto wholly own ISO certified production plants with state-of-the-art design, tool making and manufacturing facilities in both Europe and Asia.

Started in 1937, the UK division of Unisto supplies security seals throughout the UK and Ireland, for other countries please see our worldwide offices.

Why use a security seal?

Choosing the right seal for the job


Metalo 50
Siris with Removable Sticky Labels


ISO 17712 Security Seals
Health and Safety Compliance