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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: Proyu
  • Model Number: PY-8503-J
  • Color: gold or silver
  • Meterial: zink alloy(stainless steel or copper)
  • Power Supply: DC 6V , 4 pieces of No.5 alkaline batteries
  • Unlock Ways: Smart Card or Mechanical key
  • software language: english and chinese
  • place of origin: Guangdong
  • model number: PY 8503-J
  • brand name: proyu
  • product name: Intelligent hotel lock PY 8503-J with Smart Card or Mechanical key

Packaging & Delivery

Packaging Details Carton box
Delivery Time Within 3-7 working days


1. Card Type: ID. TEMIC. rf
2. Material: zink alloy
3. left, right hand exchanged
4. pull, push exchanged
5. Pass CE

Intelligent hotel lock PY 8503-J with Smart Card or  Mechanical key






RF hotel door lock including:


A: MIFARE®card for hotel lock, ( use with USB port card encoder and software)


B: Temic card hotel lock, ( use with USB port card encoder and software)


C: EM hotel lock, (use standalone, no need software)



Applications:Hotel, Office, Home.


Smart Card    Mechanical Key




1. It is forged by Zink alloy(stainless steel or copper) once, with high security and solidity nature.

2. Intellectual ultra thin little core of lock, This makes the breakage to the door as little as possible when making holes.

3. Free handle, to prevent the external stress from ruining the internal structure. The working life is long.

4. We test every circuit board to ensure its life span.

5. Lack of voltage indication to clew users should change batteries in time.

6. Emergency Cards or mechanical keys are used to open doors in special situations.

7. Preserve the latest 256 records of door opening circularly. Knowing about the dynamic at any moment.

8. Ending the open functions of lost or appointed cards.

9. Indication of not closing doors. There are clocks in internal parts of locks to control the using time of key cards and preventing clients owing charges.

10. Our software can clarify the administration classes of general manager, buildings, floors, service areas and rooms. Authority purview is really clear.




Technical Specification:


1. Card Type: ID, TEMIC, MIFARE® for lock; You can choose one card type; 

2. Make use of the inductive technology of electromagnetic wave; The induction is more sensitive. Inductive distance ≤ 5cm; 

3. Power Supply: DC 6V , 4pcs of AA alkaline batteries. It can be used for more than one year in normal state;

4. The main chip of circuit board is the USA Texas Instrument TI Chip. Power Consumption: static current:15 μA, card reading current:≤20 mA, lock opening current: about 300 mA( last for 0.3s), Work Settings: temperature: -20-+70,Humidity: ≤ 95% RH;

5. Lack of Voltage Indication: When the voltage is less than 4.8V, there will be a 3 sound and the red LED will light. Furthermore, the lock can still be opened for more than 50 times; 

6. Application: hotels, parking lot, residence community, office entrance guard and so on;

7. Specialties: output guard, moisture proof, tamper-proof management. Anti-static electricity: >15,000 V, it ensures information inside the lock not missing under the interference of strong static electricity;

8. System Configurations: a computer(provided for yourself), a suit of software system of making cards, a card encoder, cards, locks.





The software of the system can be connected to the hotel administration system, realizing One-Card-Pass function. The operation is easy.


Our products are detected by relevant departments such as Ministry of Public Security and get European Union CE attestation and FCC and ROSH.




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