Apartment mortise smart lock with visible latch, strike and key override.
This primary view makes the visible room or equipment interfaces concrete while planning smart locks; final equipment and placement follow the site survey.
Access Control and Entrance Automation

Smart locks

The main types of smart locks use a keypad, fingerprint, card, phone, remote gateway or a mixture of these; the best choice depends on the door, backset, handing, usage and fallback. Check the mechanical fit first. A clever lock that binds against the frame will drain batteries and fail early.

Quick answer

What is smart locks?

Permissions need an owner. Compare keypad, fingerprint, card, Bluetooth, Wi-Fi and Zigbee smart locks by door fit, fallback, batteries and access management. A useful first decision is whether keypad calls for family homes and temporary codes, with code hygiene and shoulder surfing recorded before products are compared.

Understand

Learn before you shortlist

Review architecture, dependencies, failure behaviour and limits before comparing products.

Read the smart locks guide

How to think about it

The opening comes first. A digital door lock is still a lock. The motor has to move a real bolt through a real door that may swell, sag or be slammed. Electronics add convenient credentials and event history, but they do not repair poor alignment or replace a sensible key, emergency power or inside exit method.

Shared technical guidance

An access system is a chain of decisions: smart locks decisions

The required view comes first. Smart locks design treats keypad as a concrete operating case, where family homes and temporary codes. The reader captures it, a controller checks the rule, a lock or motor acts, and the system records what happened. Door hardware, fire strategy, power supplies, network links and user administration all affect that chain. The project timeline places the keypad survey before equipment selection, followed by installation and a witnessed code hygiene and shoulder surfing check. The written decision is code hygiene and shoulder surfing; the related match the lock to the door review then checks that choice against the site's actual users, opening or camera view, and failure response.

The required view comes first. Smart locks design treats fingerprint as a concrete operating case, where frequent resident entry. We document free egress, emergency release, manual recovery and the behaviour of each controlled opening when mains power, a controller or a network path is lost. The written decision is wet fingers, enrolment and fallback; the related decide how remote access should work review then checks that choice against the site's actual users, opening or camera view, and failure response.

Credentials need a lifecycle, not a one-time setup: smart locks decisions

The required view comes first. Smart locks design treats card as a concrete operating case, where staff or managed residences. The useful question is who can issue, suspend, replace and audit them. Shared PINs are cheap but hard to attribute. The written decision is issue and revocation process; the related match the lock to the door review then checks that choice against the site's actual users, opening or camera view, and failure response.

The required view comes first. Smart locks design treats bluetooth as a concrete operating case, where local phone control. The written decision is phone proximity and battery state; the related decide how remote access should work review then checks that choice against the site's actual users, opening or camera view, and failure response.

The opening decides the hardware: smart locks decisions

The required view comes first. Smart locks design treats wi-Fi or Zigbee as a concrete operating case, where remote events and automation. We survey the physical opening first, then check duty cycle, holding force, sensor positions, weather exposure, drainage, cable routes and service access. Maintenance revisits gateway, cloud and protocol dependence, user access and the physical condition that could change this result after handover. The written decision is gateway, cloud and protocol dependence; the related match the lock to the door review then checks that choice against the site's actual users, opening or camera view, and failure response.

The required view comes first. Smart locks design treats keypad as a concrete operating case, where family homes and temporary codes. Intercom, CCTV, lift control, attendance and visitor management can share events where supported, but each interface is checked by model and protocol. A simpler alternative is retained whenever the site can meet the same need with a staffed, mechanical or non-analytic process. The written decision is code hygiene and shoulder surfing; the related decide how remote access should work review then checks that choice against the site's actual users, opening or camera view, and failure response.

Service-specific guidance

Match the lock to the door

Mortise geometry, door thickness, frame clearance, fire rating and the existing handle set decide what can be fitted; glass doors, aluminium profiles and timber main doors use different hardware. We measure before naming a model.

Decide how remote access should work

Bluetooth is local. Wi-Fi may be built in or added through a bridge. Zigbee needs a compatible coordinator. Cloud access can be useful for temporary codes, but the owner should know what still works if internet or the vendor service is unavailable.

What changes smart-lock cost and timing?

The lock price is only one line. Door preparation, compatible dimensions, credentials, gateway needs, batteries, fitting and recovery planning determine cost, while the timeline must allow a door survey before ordering and a fitted-door test before handover.

How are PIN and RFID locks administered?

Credentials need ownership. A PIN lock requires code-issue, change and observation rules, while an RFID lock needs card enrolment and rapid revocation; either may be combined with fingerprint, Wi-Fi or Zigbee features only after door fit, battery behaviour, inside exit and offline fallback are verified.

Framed-glass meeting-room electronic lock with explicit strike alignment.
This related view exposes coordination points beyond the first device while planning smart locks; final equipment and placement follow the site survey.

How the system works

Smart locks: credential, policy, output and event-record decision path
Acceptance should verify smart locks explicitly before the system is handed over.
Smart locks: presence detection, travel limits, stop logic and manual recovery
Acceptance should verify smart locks explicitly before the system is handed over.

Comparison and decision tables

Smart locks: practical selection guide
Option or situationGood fitQuestion to settle
KeypadFamily homes and temporary codesCode hygiene and shoulder surfing
FingerprintFrequent resident entryWet fingers, enrolment and fallback
CardStaff or managed residencesIssue and revocation process
BluetoothLocal phone controlPhone proximity and battery state
Wi-Fi or ZigbeeRemote events and automationGateway, cloud and protocol dependence
Featureless hotel card lock with one latch, aligned strike and key cylinder.
This third view keeps commissioning access and future serviceability in scope while planning smart locks; final equipment and placement follow the site survey.

Evaluate

Turn requirements into a plan

List the opening or camera views, users, traffic, construction stage and current infrastructure so the survey can test the right constraints.

Prepare a site survey

Editorial information

Content owner: SmartR Spaces Editorial Team

Technical owner: SmartR Spaces Systems Engineering

Content updated:

Sources

Next step

Discuss the project with our team

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