power failure indicator

TYHD-A3/110 OverheadLine Communicable Fault Indicator is applied to 110kV overhead line ,is a device to indicate line fault current. This system is co...

...supply wire or cable is cut, it will immediately sound the horn to alarm. It will not stop the alarm until the supply is restored or the batt...

... of escrow cassette,swallowing ≥10 cards flat card Intelligent management of card block,enable to be self-fixed block status Support inst...

... SMD 2835 white LED Battery Nickel-Cadmium Battery 3.6V 1.6Ah Green LED Charging Duration Time More than 3 hours Construction F...

Timer with alarm in temperature amp humidity test chamber Temperature & humidity test chamber can simulate different environm...

....used as protecting AC three-phase motor against ovrtload and phase losing. It has functions of phase-losing protecting temperature campe,trip indi...

...40KVA Uninterruptible Supply,STD31 Series On-Line Low Frequency Best UPS for Failure, Lightning Spike Description: We are Manufacturer ...

... Capable Of Providing AC380V And AC220V The new ARD-2 developed by SUNNY provides a cost-effective solution for elevator o...

.... In the event of an elevator , to avoid physical and psychological harm to trapped passengers, it automatically provides single-phase...

... designed for vehicle terminals, featuring extended temperature range support and uninterrupted data transmission capabilities in capacities up to ...

Mettler Toledo Weighing Terminal IND231 Battery- Weighing Features for Easy Operation User-friendly interface with intuitive icons cl...

... for Run More Than 500 Times After is designed for vehicle access control environments that require continuous operation and reliable...

... monitoring alarm, failure alarm Support 3G/4G version (Skype: lisali1220 WhatsApp: 0086 13652426178) CWT5005 GSM Alarm is...

... Alarm, off notification This feature will notify the user in the event of a failure or when the is restored. Just s...

XWELL XW-5V100A32CH Protection Battery Formation Capacity Grading Machine The XW-5V100A32CH includes comprehensive protection for over/u...

... memory & backup battery Key Features Premium 24V BLDC Brushless Motor: Enables 24-hour continuous operation with zero overheating, ul...

... If the villa elevator is not in the leveling position, the chargeable battery supplies the villa elevator to control the elevator and travel...

... ADC MCU inside. Two - wire working mode for 4-20mA. The ultra-low operating voltage of 20mA is less than 3.0VDC.When 4mA is less than 2.5VDC ...

Industrial Level Vehicle Mobile DVR G - Sensor For Taxi Power Failure Protection Advantages VISIONMASTER PRODUCTS' Advantages : 1. Power failure prote...