Relay

 5V Optical Control Light Tracking Switch Module
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5V Optical Control Light Tracking Switch Module

$3.59$3.45 Ex Tax: $3.45

Usage:   Light detection, brightness detection, potentiometer can be adjusted to detect the brightness of the valve point, with its own relay, can do a variety of brightness detection switch.   Features:   1. Using ..

1 Channel 5V Infrared Remote Control Relay Module

1 Channel 5V Infrared Remote Control Relay Module

$4.55 Ex Tax: $4.55

Description:   Learning infrared remote control switch, as its name implies, can let the single chip computer remember a key data of the remote controller, let it control the switch of the relay. By learning again, you ca..

10Pcs 1-Channel 12V H/L Level Optocoupler Relay Mo...

10Pcs 1-Channel 12V H/L Level Optocoupler Relay Mo...

$13.25 Ex Tax: $13.25

10Pcs 1-Channel 12V H/L Level Trigger Optocoupler Relay Module For Arduino Feature: 1-channel relay module, with photoelectric isolation High or Low level changeable(by a jumper setting trigger) The module uses genuine quality r..

10Pcs 12V NE555 Oscillator Delay Timer Switch Modu...

10Pcs 12V NE555 Oscillator Delay Timer Switch Modu...

$19.19 Ex Tax: $19.19

10Pcs 12V NE555 Oscillator Delay Timer Switch Module Adjustable 0-10 SecondDescription:Module Properties: NE555 chipInput voltage: DC12VAdjustable time: Within 10 secondsDimension: 77 (L) * 23 (W) * 18 (H) mm (with potentiometer)C..

10Pcs DC12V 4 Channel Level Trigger Optocoupler Re...

10Pcs DC12V 4 Channel Level Trigger Optocoupler Re...

$40.67 Ex Tax: $40.67

Description:   The module uses genuine quality relay, normally open interfaces Using SMD optocoupler isolation, driving ability, stable performance The module can be high or low by a jumper setting trigger Fault-tolerant design, e..

12V NE555 Oscillator Delay Timer Switch Module

12V NE555 Oscillator Delay Timer Switch Module

$2.88 Ex Tax: $2.88

12V NE555 Oscillator Delay Timer Switch Adjustable 0 to 10 Second is available now from our US and UK warehouse Free shipping to US and UK in 3-6 business days ship to Canada, Brazil in 7-10 days 12V NE555 Oscillator Delay Timer S..

12V Power On Delay Relay Module Delay Circuit Modu...

12V Power On Delay Relay Module Delay Circuit Modu...

$5.03 Ex Tax: $5.03

12V power-delay relay Delay circuit module Better than the NE555 chip is available now from our US and UK warehouse Free shipping to US and UK in 3-6 business days ship to Canada, Brazil in 7-10 days in US warehouse ship to Europe..

12V Relay Module External Trigger Delay Switch

12V Relay Module External Trigger Delay Switch

$8.75 Ex Tax: $8.75

Working mode: Turn on the power, LED lit, but the relay does not work, trigger the termination button or PNP sensor trigger, when there is a high level trigger (or the button is instantaneously connected to the positive power su..

3pcs 1 Channel 12V Level Trigger Optocoupler Relay...

3pcs 1 Channel 12V Level Trigger Optocoupler Relay...

$4.55 Ex Tax: $4.55

Feature: 1 channel relay module, with photoelectric isolation High or Low level changeable(by a jumper setting trigger) The module uses genuine quality relay With power and relay action indicator Operating voltage: 12V Maximum lo..

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