Keypad
Straightforward code-based entry for small teams and controlled service doors.
Professional GTA installation
For offices, retail and small commercial properties, we install access-control hardware with clean low-voltage cabling and straightforward credential management.
What’s included
Control who enters, when they enter and how access is managed.
Door construction, lock hardware, fire and egress requirements, cable routes and credential management must be reviewed before pricing.
Review pricing conditionsSystem options
We explain the tradeoffs before equipment is selected and can also assess compatible customer-supplied systems.
Straightforward code-based entry for small teams and controlled service doors.
Credentials can be issued or removed without changing a physical lock or shared code.
Supports remote administration and detailed permissions on compatible platforms.
A good fit for
Common systems
Brand names are shown for compatibility planning only. Zentro is not claiming manufacturer authorization, and every customer-supplied system is checked before booking.
Equipment & installation examples
These images illustrate common equipment and installation styles. We recommend the right setup after reviewing your property, coverage and cabling needs.

Card readers make it easier to issue, change and remove access without replacing physical keys.

Exterior-rated keypads provide practical controlled entry for staff, service doors and small commercial properties.
Complete your setup
How the installation works
Frequently asked questions
The door, frame, lock, power supply, cable route and safe egress requirements all affect the design. A photo helps, but a site visit is often necessary.
Yes. Compatible systems can provide video context around entry events, but the integration depends on the selected camera and access-control platforms.
Yes. A properly managed system lets an authorized administrator deactivate a missing credential without replacing every employee credential.
Local service areas
Explore installation information for your city, then request a quote based on your property and existing equipment.
Ready to get started?