The CISA 28550-75 Container Padlock Master Keyed is a solid, hardened‑steel lock designed for storage sites, shipping containers and security gates.

It combines a hardened steel body with a 12 mm shackle and a purpose‑built anti‑tamper keyway to resist common attacks, while delivering reliable performance in exposed environments.

• Hardened steel body and shackle for protection against attack and the elements.
• Anti‑pick and anti‑drill keyway; anti‑saw shackle.
• Master keyed option: each lock has its own key; two keys per lock; two overriding master keys supplied with the set; workshop time required for master keyed pads.
• Dimensions: 61H x 75W x 28D mm; Shackle 12 mm.
• Key registration available: if selected, pinning sequence recorded and a key registration card supplied to aid future ordering. Not required on master keyed locks.

Ideal for storage container padlocks and storage container locks across shipping yards, container hire outfits, warehouses and security gates. For buyers searching for the "best padlock for shipping container" options, the CISA 28550-75 is a practical option in the heavy duty padlocks for containers category.

Master suite expansion

Padlocks can be added to your master suite in the future, with multiple locks operating under one master key—great for storage sites and container hire/sales outfits. For more information, call 0151 495 5740.

Technical specifications

Model	A (mm)	C (mm)	D (mm)	L (mm)	S (mm)
28550-75	75	27	12	13.5	28

Model	Part No	A	C	D	L	S
285 66	28550-66	66	20	10	11	25
285 75	28550-75	75	27	12	13.5	28
285 84	28550-84	84	36	12	17.5	28
285 85	28550-85	84	36	14	17.5	28