DeLOCK 20977 push-button keypad silver 230V 3A

This push button by Delock is designed for installation in control panels and comparable housings. Manufactured from nickel and stainless steel with a silver finish, the DeLOCK 20977 operates at 230 V with a maximum current of 3 A and has compact dimensions (approx. 30 mm width, 25 mm depth), making it suitable for industrial control, building automation and consumer applications such as doorbells or lighting triggers.

Advantages

The DeLOCK 20977 offers a robust metal construction with a silver nickel-plated surface and stainless steel components for increased durability. Its compact size allows integration into limited-space panels. The push-button mechanism returns to its initial position after actuation (momentary action). Electrical contacts include both NO (normally open, closer) and NC (normally closed, opener) configurations, enabling flexible wiring for different control functions.

Suitable for

• Industrial control panels and regulation technology
• Building automation and hallway lighting triggers
• Doorbell switches and consumer electronic interfaces
• Automotive applications requiring a momentary push-button

Key specifications

• Brand: DELOCK
• Model / MPN: 20977
• EAN: 4043619209774
• Rated voltage: 230 V
• Maximum current: 3 A
• Colour / finish: Silver (nickel & stainless steel)
• Dimensions (approx.): 30 mm (W) × 25 mm (D)
• Contact types: NO (closer) and NC (opener)

How to use

Mount the push button into an appropriate panel cut-out and fasten according to the panel’s installation method. Connect the electrical wiring to the terminal points for NO or NC contacts depending on the intended function. Ensure the circuit is rated for 230 V and does not exceed 3 A. After installation, pressing the button will make a momentary contact and the button will return to its resting position when released.

Recommendations

Use the DeLOCK 20977 in dry, indoor environments or protected enclosures. Verify compatibility with the control circuitry and observe safety rules for mains voltage wiring; disconnect power before installation. For long-term reliability, avoid exposure to corrosive substances and excessive mechanical shock.