Electrical Supplies › Switches › Automatic

Proprietary electrical interlocking contactors. Time delay at power up. Transf... Proprietary electrical interlocking contactors. Time delay at power up. Transfers to generator power automatically when energized after 30 second delay. When both shore power and generator power are available generator dominates after a 30 second... more

BRODY Automatic Float Switch Water Tank Level Sensor on/off control with 10 Ca... BRODY Automatic Float Switch Water Tank Level Sensor on/off control with 10 Cable Sump Pump more

Progressive Dynamics 5200 Series Automatic Transfer Switch 240 Vac 50 Amp w/ S... Progressive Dynamics 5200 Series Automatic Transfer Switch 240 Vac 50 Amp w/ Screw PD52V. A time delay circuit board ensures the generator voltage is at a stabile level before the transfer occurs. AC-detect option for auto generator start... more

Southwire Hardwire Automatic Transfer Switch 30 Amp 120V 60 Hz 41300. When bot... Southwire Hardwire Automatic Transfer Switch 30 Amp 120V 60 Hz 41300. When both shore power and generator power are available generator dominates after a 30 second delay. Once the generator is shut down shore power activates after a 3-4 second... more

Southwire Automatic Hardwire Transfer Switch 50 Amp 120/240V 60 Hz 40100. When... Southwire Automatic Hardwire Transfer Switch 50 Amp 120/240V 60 Hz 40100. When both shore power and generator power are available the generator dominates after a 30 second delay. Once the generator is shut down shore power activates after a 3-4... more

Features: *100% brand new and high quality *Made of high quality material dura... Features: *100% brand new and high quality *Made of high quality material durable and practical to use *The human body induction switch is an intelligent infrared detection sensor which uses infrared detection to control the load switch. The light... more

XH-M131 5V 12V 10A Photoresistor Sensor Module Light Control Switch Photoresis... XH-M131 5V 12V 10A Photoresistor Sensor Module Light Control Switch Photoresistor Detection Brightness Automatic Control more

AC110-240V DC12-24V Automatic Sensor Light Switch LED PIR Infrared Motion Sens... AC110-240V DC12-24V Automatic Sensor Light Switch LED PIR Infrared Motion Sensor Detection Night Light Indoor Outdoor more

DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Prot... DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board more

Features: - brand new and high quality - Made of high quality materials durabl... Features: - brand new and high quality - Made of high quality materials durable - Application: open day or night close day and night no manual operation required - It has the advantages of design reliable installation small size light weight... more

Features: This is a normally close proximity switch sensor with 2mm detection ... Features: This is a normally close proximity switch sensor with 2mm detection distance. When proximity switch is close to some target object it will send out control . It is a component widely in automatic control industry for detecting controlling... more

Liquid water level sensor horizontal float switch float sensor switch water fl... Liquid water level sensor horizontal float switch float sensor switch water float sensor AC220V DC110V Side Mount Automatic more

APC NetShelter Rack Automatic Transfer Switch (ATS) AP4434A is the Fifth-Gener... APC NetShelter Rack Automatic Transfer Switch (ATS) AP4434A is the Fifth-Generation range of high availability switches offering greater control of your IT equipment from Cloud to Edge. With Industry leading reliability agility and manageability the... more

Features: * brand new and high quality *Made of high quality material durable ... Features: * brand new and high quality *Made of high quality material durable and practical to use *The human body induction switch is an intelligent infrared detection sensor which uses infrared detection to control the load switch. The light is... more

General Information APC NetShelter Rack Automatic Transfer Switch (ATS) AP4421... General Information APC NetShelter Rack Automatic Transfer Switch (ATS) AP4421A is the Fifth-Generation range of high availability switches offering greater control of your IT equipment from Cloud to Edge. With Industry leading reliability agility... more

DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~1... DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~100W Working Temperature: -10℃- +50℃ Sensor degree: 140° Cone angle. more

DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~1... DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~100W Working Temperature: -10℃- +50℃ Sensor degree: 140° Cone angle. more

DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~1... DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~100W Working Temperature: -10℃- +50℃ Sensor degree: 140° Cone angle. more

DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~1... DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~100W Working Temperature: -10℃- +50℃ Sensor degree: 140° Cone angle. more

DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~1... DC 12V Infrared PIR Motion Sensor Switch Power supply: DC 12V Load power: 5W~100W Working Temperature: -10℃- +50℃ Sensor degree: 140° Cone angle. more