High security and qualtiy Combination lock 2820 serieas. Kinds of padlocks.

Japan's only full-line lock and key manufacturer.

A Four-digit Adjustment System Padlock. 

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  Specifications 

You can change the combination anytime you want.

<1000 Series>

<Long Shackle Series>

<All Stainless Strong Padlock : 2740>

<Variable Combination Lock : 2880>

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Headquarters and Overseas locations 

 Alpha's History 

In 1923: Established. Alpha has advanced along with modern industrialization in Japan.

In 1933: A revolution in the automobile key sets to Nissan and Toyota Motrors.

In 1943: We began mass-producing Alpha brand padlocks.

In 1964: Our brand-name Coin Lockers, first developed in Japan, become so popular that their trade name became synonymous with the product itself.

We make use of technique cultivated in the long period of history and meet a variety of needs of customers.

In the Automobile Parts business, ALPHA Corporation designs, develops, and manufactures the key sets and door handles by every automobile.

In Housing Hardware business, we create innovative products such as knob with high security dimple key, DIGITALOCK, electronic lock, Passive way for condo etc.

We joined exhibition named ARCHITECT'15, which held in Bangkok, Thailand.

We had many visitors and were well received at the exhibition!

kinds of padlocks