Universal Blind Elevator Accessories JA-19 Button Spot New Replacement 32mm 33mm All-inclusive Blue Light Red White Orange

Universal Blind Elevator Accessories JA-19 Button Spot New Replacement 32mm 33mm All-inclusive Blue Light Red White Orange

1. Basic Functions and Uses

• Core role: It is operated by passengers waiting for the elevator on the floor. By pressing the "up" or "down" key, it sends a call signal to the elevator control system, instructing the elevator to stop at that floor.
• Applicable scenarios: Commonly found in various buildings with elevators such as residences, office buildings, and shopping malls, serving as a key operating component of the elevator hall call system.

2. Main Features

• Voltage specification: Mostly 24V DC power supply (such as the "JA-19 (24V White)" model), which is compatible with the low-voltage circuit of the elevator control system to ensure safe and stable operation.
• Appearance design: Usually adopts a standardized size for easy installation on the elevator hall call panel; the color is commonly white (with clear button labels, such as "↑" and "↓" symbols). Some models may support custom colors to match the building decoration style.
• Operation feedback: When pressed, there is usually a slight mechanical feedback (such as a "click" sound). Some models may be equipped with indicator lights (which light up after being pressed to indicate that the call has been received by the system).

3. Compatible Brands and Application Cases

• This model of button has strong compatibility and is commonly used in elevator systems of brands such as Volks, Andis, Emerson, and Funeng. It is also purchased by many elevator maintenance companies as a universal replacement part (for example, Funeng (Guizhou) Power Generation Co., Ltd. once purchased this model for elevator maintenance).
• Due to its standardized design, JA-19 is often the preferred model for hall call buttons during elevator renovation and component replacement, reducing adaptation difficulties.