Half door indicator

Probe domestic switch needle KG-300K needle head diameter is 3.0mm normally open switch needle
Manufacturers produce direct sales LED lamp bead patch lighting products 0805 white light super bright indicator light dedicated
100V, 250mA, surface mount, high speed switching diode
Photocoupler
Half door indicator
This simple sounder AJ can make a good door alarm. If the buzzer replaces the circuit in B, the alarm can be more pleasing.


Electric Bell

DIN Electric Bell

The electric bell is suitable for audible signaling for intermittent use only in domestic and commercial installations.We are manufacturer of Low Voltage Electrical in China, if you want to buy Electric Bell,Patent Intermittent Electric Bell, please contact us.

Korlen electrical appliances also produces other low voltage electric appliances, for example, overload protector which can do over-current & short circuit protection. The overload protector is popular at customers.

Low Voltage Electrical,Electric Bell,Patent Intermittent Electric Bell

Wenzhou Korlen Electric Appliances Co., Ltd. , https://www.zjmotorstarter.com