mechanical code door lock/ without card lock

At INVlocks, we are dedicated to giving our customers control and convenience.

Our comprehensive range of mechanical and new Piezo-electronic locks offer solutions for a full range of entry management and security needs, large and small scale, for commercial and domestic use.

Founded in 1995 in the UK, the company now sells its products worldwide, and has recently opened a new manufacturing facility in China.

Our passion for quality and service means that we are the only brand in our market sector which offers:

The Complete Package - we provide everything in the box to fit the lock to the door- parts, instructions, templates - everything except the tools.

A Lifetime Guarantee - all our locks will be replaced or repaired free of charge if they develop a fault, at any time, caused by
manufacturing. Simply call us or e-mail us with details of the fault, and we will do the rest.

Always in stock - we carry a full inventory of all our products and spare parts.

Function Synopsis:
Keystroke function: 14 buttons, including 10 number keystroke and 4 letter keystroke.
                Special key—button “C”, eliminate misinput, easily use.
                Numeral key—choose 4-7buttons to set the password in 13 keystroke except button “C”.

Change code function: basic on the customers’ need, one should change password,7buttons most one time, but not overlap.

Security function: exactitude design, preciseness structure, mechanism motion. With strict trial ,it can still work normally after 50000 times opening. Possess security and secrecy.

Applying function: fit for every opening direction and locale, high adaption ability. Often use at home door, garage door, office, classroom, storeroom, dormitory, safety box and so on.