Ship or pick up from our office.
Doorbell SDB111
The "Doorbell SDB111" primarily refers to a wired doorbell system that operates on a 12-volt DC power supply. It's often associated with Royal Electronics Technology Center Co. and is commonly used for security access control in homes, offices, and other buildings.
Here's a breakdown of its typical characteristics about the doorbell SDB111:
- Wired System: The "12V" in its name signifies that it's a wired doorbell, meaning it connects to a power source via electrical wires. This usually involves a transformer that converts household voltage to 12V DC.
- Low Voltage: Like many doorbell systems, it operates on low voltage for safety.
- Functionality: Its primary function is to produce a chime sound (like a "ding-dong") when the doorbell button is pressed. It's often chosen for its durability and continuous function without needing battery replacements.
- Installation: These doorbells can be installed with screws or double-sided adhesive tape and typically come with wiring diagrams.
- Security Integration: They are considered a good security measure as they are external and can be integrated with other security systems.
- Access Control: The SDB111 is specifically mentioned in the context of access control systems, suggesting its use in managing entry to a property.
While the "SDB111" designation seems to be most commonly linked to this type of wired doorbell, it's worth noting that model numbers can sometimes be reused across different product categories by various manufacturers. However, in the context of doorbells, the SDB111 is consistently described as a 12V wired doorbell.
