After removing the key box,
Change up to SL501C!
Deadbolt type digital door lock designed to fit in the key box spot!
SL501 is a special door lock designed to have the same dimensions as the key box.

GATE-eye with differentiated materials and quality
MSCL uses high strength zinc / aluminium alloy die casting precision parts supplied by our own domestic manufacturing line, boasting exceptionally strong and solid quality.

Patent No. 10-1925081.

 - It can be installed after removing existing key box, without the need to perform additional work to make a hole. In case of general auxiliary key, dead bolt is embedded inside the inner body, making it thick and look clumsy. But for this model, dead bolt is located inside the door between outer body and inner body, making it slim and look neat.

Features

① 3 level volume control
- Supports the volume control of operation sounds by 3 levels
② Mute Mode
- Opens the door in mute mode temporarily. This function is useful when opening the door quietly at night.
③ Imaginary number function
- Prevents password theft by others who try to guess your password from fingerprints left on the touch screen or by getting a peek
④ Security system
- Entering wrong password more than 4 times makes every operation stop and sounds loud alarm to prevent theft.
⑤ Intruder detection and damage warning
- Makes a loud alarm sound if someone tries to damage the product or force open the door to break into the house
⑥ Electric shock disabling security system
- Uses a circuit that prevents door opening against electric shock for enhanced security
⑦ High temperature sensor (e.g. against fire) and automatic open system
- Makes a sound alarm if it detects high temperature (65℃±5℃) enough to suspect a fire within the house and gets unlocked for quick evacuation
⑧ Automatic / Manual setting
- Auto lock is set as default and you can change it to manual lock for like a shopping mall with frequent access
⑨ Battery replacement notification
- When battery replacement is needed, a certain number (#5) is flickering, and you hear a melody.
⑪ Emergency power supply in case of battery discharge
- If you forget to replace batteries in time or the door lock does not work because of battery discharge, connect a 9V alkaline battery from outside to supply power
⑫ Home automation system connection or wireless remote control support
- With a wireless transmitter/receiver set or a portable remote control set, users can control the digital door lock nearby without having to operate it manually.

Specification