Hotel Door Chain Lock

Discover the security and peace of mind with our hotel door chain lock. We are a factory specializing in high-quality, reliable door security solutions.
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Basic Info.

Model NO.
hotel door chain lock
Remote Control
Without Remote Control
Power Type
AA Battery
Data Storage Types
Power Supply
DC4.5V-6.5V, 4 Standard 1.5V AA Alkaline Batteries
Battery Life
Over 15000 Times Normal Unlocking
Static Current
< 20 Ua
Storage Temperature
-20 - + 85
Storage Humidity
10-98% Rh
Working Temperature
0 - + 60
Working Humidity
15-95% Rh
Card Reading Distance
Reading & Writing Time
Data Keeping Over
10 Years
Applicable Chip
MIFARE-1 Card(13.56MHz), Temic 5557 Card or Em Car
Reading & Writing Way
Non-Touched Closer Induction
Opening Time
Turning The Handle One Time to Open The Door in Va
Reliable Opening
The Success Rate of Opening Is 100% in Normal Punc
Low Voltage Alarm
When Voltage Lower Than 4.8V, There Has Acousto-Op
Transport Package
One Set Per Carton
KELSON hotel door chain lock
HS Code
Production Capacity
20000 PCS/Week

Product Description

hotel door chain lock


Hotel lock system


LR6 (AA)battery x 4pcs 

Low power alarm voltage



13.56MHz RFID(with keycard)/infrared (with LMA or WDR)

Card support

MIFARE S50 plus S70

Working Distance

55mm Max

Working Temperature 


Working Humidity


Static current

< 30uA

Working current

< 150mA


1000 Transactions include Time/Date/Card ID/Card type/Room ID


Our own Hotel lock system™ 

Gross Weight



10pcs/Carton at 74.0X42.0X32.0CM


Front/Back panel,mortise,cylinder,keyx2,battery-pack,manual/Strike

(no battery included, no card)

1.hotel door chain lock Main Function
1). Time limitation
There is a time clock inside the lock, can set the time limitation of validity to the key cards, such as the
guest card can open the lock during the period set staying in the hotel, and will lose effectiveness after
the set check out date.
2). Area limitation
Each lock will be set with room number, floor number and building number, only the same area cards
can open the lock, such as the guest card can only open the appointed room lock, and the floor card can
only open the authorized floor.
3). Level limitation
The different levels of cards can open different scope of locks and the open status is different. Such as
the emergency card can open all the locks, and also can open back locking. But guest card can open only
a certain room lock, and can not open the back locking.
4). Open record.
Each time open the lock, the lock will record the opening series number and time, can record the latest
1000 record, the record can be read by the inquiry reader.
5). Report the loss function
When lose the key card, set a new key card, and the lost one will lose effectiveness.
6). Emergency function
When emergency status, the emergency card makes the lock at the status of always open, in order to
evacuate the people and treasure.
7). Close card function
If needed, it can close a certain room, and make all the key cards are null(except the emergency card).
8). Setting public doors function
If needed, it can set floor public doors(allow the cards of the floor to open), and building public
doors(allow the cards of the whole building to open).
9). Low consumption
4 AA batteries can last 1 year at least.
10). Warning function
When the latch bolt at the condition of pressing for 4 seconds, the lock will sound "di, di, di" as
warning, the warning time is about 1 minute.
11). Deactivate the guest card function
The floor card, building card, area card and main card open the door three times continuously, the lock
will sound three "di, di, di", and meanwhile, deactivate the guest card of the lock.
12). Double management
The system can not only have the function of installing, maintenance, opening and setting, but also
have the function of reading the record of opening, installing, maintenance and setting by using the
inquiry reader.

hotel door chain lock Picture
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Contact: Edison Liu
Shenzhen Kelson Technology Co., Ltd
https://www.kelson-tech. com/ 
https://www.kelson-tech. net/

Add: NO.632, 14#, Vankejinyuguoji,Houjie Town, Dongguan, Guangdong, 523960,China. 

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