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0102030405

Mushroom Button Switch 19BC Series

Mushroom Button Switch 19BC Series is suitable for panels with a 19mm cutout.

● Mounting hole size: 19mm

● Switch current: 2A

● Material: Stainless steel/Nickel Plated Brass/Oxidized Aluminum

● Head shape: Mushroom head

● Operation mode: Momentary

● Contact structure: 1NO

● Wiring type: Screw

● Protection level: IP65

● Mushroom head color: Red/Black/Blue/Green,other color can be customized

If you need customized,please feel free contact HS!

HJ19BC-CC-M-B
HJ19BC-CC-M-BK
HJ19BC-CC-M-G

Ip65 Push Button Switch

Metal Push Button Selection Guide

Description

The 19BC Series Mushroom PushButton Switch is a rugged, industrial-grade switch commonly used for emergency stop (E-stop) and safety control applications. Its large, mushroom-shaped head ensures quick and reliable activation under emergency conditions.

Parameters

Mountinghole size	16mm,19mm,22mm	Mushroom head color
Switch rating	Current: 2A	Mechanical life	More than10,00,000 times
Electrical life	More than 200,000 times	Contact resistance	≤ 50mΩ
Insulation resistance	≥ 1000MΩ	Dielectric strength	1500VAC
Operation temperature	-20℃ ~+55℃	Operation pressure	4N
Operation travel	About 1.5mm	Nut torque	5~14Nm
Protection level	IP65 IK09	Terminal type	Screw
Material	Button: Oxidized Aluminum
	Body:Stainless steel/Nickel Plated Brass/Oxidized Aluminum
	Base: PBT
	Contact: Silver alloy

Note:

*A momentary switch is when you push and hold the switch to turn it on. When you release the switch,it will turn off.

Mushroom Button Switch 19BC Drawing

Features

1.Mounting Hole Size: 19mm–Suitable for panels with a 16mm cutout.

2.Switch Current Rating: 2A–Can handle up to 2 amps of current.

3.Material Options:
Stainless Steel (corrosion-resistant, durable)
Nickel Plated Brass (good conductivity, corrosion-resistant)
Oxidized Aluminum (lightweight, anodized for durability)

4.Head Shape: Mushroom Head–Commonly used for emergency stop (E-stop) or safety switches.

5.Operation Mode: Momentary–Returns to its default position when released (NO = Normally Open).

6.Contact Structure: 1NO–Single Normally Open contact (closes when pressed).

7.Wiring Type: Screw Terminal–Secure connection via screw terminals.

8.Protection Level: IP65–Dust-tight and protected against low-pressure water jets.