Introducción
The ULTRALOQ UL3 BT (2nd Gen) is an advanced smart lever lock offering a 5-in-1 keyless entry solution. This manual provides detailed instructions for the setup, operation, and maintenance of your smart lock, ensuring optimal performance and security. The integrated WiFi Bridge allows for remote access and management, enhancing convenience and control over your property.

Figure 1: ULTRALOQ UL3 BT 2nd Gen Smart Lock with WiFi Bridge and accessories.
Características principales
- Entrada sin llave 5 en 1: Fingerprint ID, Code, Knock / Shake to Open, Mechanical Key, and Smartphone App control.
- Advanced Fingerprint ID: Second-generation lightning-fast fingerprint recognition with self-learning algorithm.
- Anti-peep Touchscreen: Illuminated keypad allows for entering random digits before or after your actual code to prevent code exposure.
- Remote Access with WiFi Bridge: Unlock, share temporary eKeys, set codes, and view log records from anywhere via the smartphone app.
- Función de bloqueo automático: Automatically locks the door after a set period for enhanced security.
- Instalación de bricolaje: Designed for easy installation with a screwdriver, fitting standard doors (1-5/16” to 2” thick and 2-1/8” face bore hole).
- Integración de control de voz: Compatible with Alexa and Google Home enabled speakers via IFTTT.

Figure 2: Recognition for ULTRALOQ Smart Locks.
Configuración e instalación
The ULTRALOQ UL3 BT (2nd Gen) is designed for straightforward DIY installation. Ensure your door meets the specified dimensions before beginning.
1. Prepare su puerta
- Verify your door thickness is between 1-5/16 inches (33mm) and 2 inches (50mm).
- Confirm the face bore hole diameter is 2-1/8 inches (54mm).
- Ensure the backset (distance from door edge to center of bore hole) is 2-3/8 inches (60mm) or 2-3/4 inches (70mm).
- Retire cualquier herraje de puerta existente.
2. Instale el pestillo y la placa de cierre
Insert the latch into the door edge and secure it with screws. Install the strike plate on the door frame, aligning it with the latch bolt.
3. Instale el conjunto exterior
Feed the cable and spindle through the bore hole. Position the exterior assembly flush against the door.
4. Instale la placa de montaje interior
Attach the interior mounting plate to the exterior assembly using the provided screws, ensuring the cable passes through the plate.
5. Connect the Cable and Install the Interior Assembly
Connect the cable from the exterior assembly to the interior assembly. Secure the interior assembly to the mounting plate with screws. Ensure the handle is oriented correctly for your door's handing.
6. Instale las baterías
Insert four AA alkaline batteries into the battery compartment of the interior assembly. Close the battery cover.

Figure 3: Easy DIY installation process.
Instrucciones de funcionamiento
1. Configuración inicial y emparejamiento de aplicaciones
- Download the ULTRALOQ App from the App Store or Google Play.
- Crea una cuenta e inicia sesión.
- Follow the in-app instructions to add your UL3 BT (2nd Gen) Smart Lock. This typically involves pressing a button on the interior assembly to put it in pairing mode.
2. Métodos de desbloqueo
- Identificación de huella dactilar: Coloque el dedo registrado sobre el sensor de huellas dactilares. La cerradura se desbloqueará si se reconoce la huella.
- Código: Enter your 4-8 digit code on the illuminated touchscreen keypad, followed by the enter key. Utilize the anti-peep function by adding random digits before or after your actual code.
- Knock / Shake to Open: With the app running in the background, knock on your phone or shake it (depending on settings) to unlock the door when within Bluetooth range.
- Llave mecánica: In case of battery failure or emergency, use the provided backup mechanical key to unlock the door. The keyhole is located at the bottom of the exterior handle.
- Aplicación para smartphone: Open the ULTRALOQ App and tap the unlock icon.

Figure 4: Unlocking with Fingerprint ID.

Figure 5: App control for your smart lock.
3. Métodos de bloqueo
- Bloqueo automático: Enable this feature in the app to automatically lock the door after a customizable delay (e.g., 10-900 seconds).
- Bloqueo manual: Press any key on the keypad for 2 seconds to lock the door from the outside. From the inside, simply lift the handle.
4. User Management and Remote Access (with WiFi Bridge)
The included WiFi Bridge allows for advanced remote functionalities:
- Agregar/Eliminar usuarios: Manage fingerprints and codes for family members, guests, or service providers directly from the app.
- Share eKeys: Otorgue acceso temporal o permanente a otras personas mediante claves electrónicas enviadas a través de la aplicación.
- View Registros de registro: Monitor who entered and at what time from anywhere.
- Desbloqueo/bloqueo remoto: Control your lock remotely via the app.
- Control de voz: Integrate with Amazon Alexa or Google Home for voice commands (e.g., “Alexa, unlock my side door”).

Figure 6: ULTRALOQ WiFi Bridge for remote access and smart home integration.
Mantenimiento
1. Reemplazo de la batería
The ULTRALOQ UL3 BT (2nd Gen) uses four AA alkaline batteries. The lock will provide low battery warnings through the app and on the touchscreen. Replace all four batteries simultaneously with new, high-quality alkaline batteries when prompted.
2. Limpieza
Limpie el exterior de la cerradura con un paño suave.amp cloth. Avoid abrasive cleaners or solvents that could damage the finish or electronic components. Regularly wipe the fingerprint sensor and touchscreen to ensure optimal performance.
3. Mechanical Components
Periodically check the screws and ensure they are tightened. Lubricate the latch bolt and deadlatch with a silicone-based lubricant if they become stiff.
Solución de problemas
| Problema | Posible causa | Solución |
|---|---|---|
| La cerradura no responde / No hay energía. | Baterías agotadas. | Replace all four AA alkaline batteries. Use the backup mechanical key if necessary. |
| Huella dactilar no reconocida. | Finger dirty/wet, sensor dirty, unregistered fingerprint, improper placement. | Ensure finger and sensor are clean and dry. Re-register fingerprint if issues persist. Try different finger angles. |
| El teclado no responde. | Low battery, temporary glitch. | Replace batteries. Try pressing any key to wake the keypad. |
| El acceso remoto no funciona. | WiFi Bridge disconnected, internet issue, lock out of range of bridge. | Check WiFi Bridge connection and internet. Ensure bridge is within effective range of the lock. |
| El bloqueo no se bloquea automáticamente. | Función de bloqueo automático deshabilitada o configuración incorrecta. | Verify auto-lock settings in the ULTRALOQ App. |
Presupuesto
- Modelo: UL3 BT (2nd Gen) Smart Lock
- Marca: ULTRALOQ
- Tipo de bloqueo: Cerradura inteligente
- Material: Zinc
- Color: Negro
- Dimensiones (L x An x Al): 7 x 6.3 x 3.5 pulgadas
- Peso del artículo: 6 libras
- Fuente de energía: 4 pilas alcalinas AA (incluidas)
- Conectividad: Bluetooth, 2.4GHz Wi-Fi (via WiFi Bridge)
- Compatibilidad de espesor de puerta: 1-5/16” to 2” (33mm - 50mm)
- Agujero de perforación frontal: 2-1/8” (54 mm)
- Contracorriente: 2-3/8” (60mm) or 2-3/4” (70mm)
- Características especiales: Fingerprint, Touchscreen, Smart Lock, WiFi, Auto-Lock
- Componentes incluidos: Smart Lock, WiFi Bridge, Backup Keys, Latch and Strike, Mounting Plate, Screwdriver
- Código postal: 850770008528
Garantía
ULTRALOQ provides an Garantía electrónica de 18 meses y un lifetime mechanical warranty for the UL3 BT (2nd Gen) Smart Lock. Please retain your proof of purchase for warranty claims. For detailed terms and conditions, refer to the official ULTRALOQ websitio o póngase en contacto con el servicio de atención al cliente.
Apoyo
For further assistance, technical support, or to purchase accessories, please visit the official ULTRALOQ websitio o comuníquese con su equipo de servicio al cliente.
- Oficial Websitio: www.u-tec.com
- Guía del usuario (PDF): Descargar PDF
- Tienda de Amazon: Visit ULTRALOQ Store on Amazon





