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Backup Alarm Switch

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Total 4241 products for backup alarm switch Manufacture & Suppliers

NUOYING Intelligent Alarm Digital Radio Frequency Rf Admittance Liquid Powder Material Storage Tank Level Switch

NUOYING NYSP-L866 RF Admittance Liquid Level Switch for Water NYSP-L866 Radio Frequency Admittance Switch Overview Product Parameters Typical application Various application Probe material 304, PTFE (optional) ...

Xi'an Dehou Electronic Technology Co., Ltd.
Shaanxi,China

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Tuning Fork Level Switch in Stainless Steel Housing Water Level Controller With 44mm Fork Made in China

Tuning Fork Level Switch in Stainless Steel Housing Water Level Controller With 44mm Fork Made in China Tuning Fork Level Switch Technical Parameters Typical application High and low alarm for liquids (includin...

Xi'an Dehou Electronic Technology Co., Ltd.
Shaanxi,China

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KCL Differential Pressure Switch

... and gases. It is applied to monitor pump status, boiler, flow, and filter condition. It will send the signal when the flow or pressure falls or rises to an alarm condition. The special design makes it easy ...

Keram (Nanjing)ELECTRICAL Equipment Co., Ltd.
Jiangsu,China

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20-200pa Differential Pressure Switch For Fan

...-200pa differential pressure switch for fan Description QAD series of gas differential pressure switches are suitable for equipment that detects gas pressure and differential pressure, such as detection of f...

Keram (Nanjing)ELECTRICAL Equipment Co., Ltd.
Jiangsu,China

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stainless steel paddle chiller flow switch HVAC

... switch HVAC Description The flow switch is mainly installed on-line or plug-in in medium pipelines such as water, gas and oil to monitor the water flow in the water system. When the water flow is higher or ...

Keram (Nanjing)ELECTRICAL Equipment Co., Ltd.
Jiangsu,China

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EDS-G308 Series Full Gigabit Unmanaged Ethernet Switches 8 Port Network Switch

...switches Product Description Features and Benefits Fiber-optic options for extending distance and improving electrical noise immunity Redundant dual 12/24/48 VDC power inputs Supports 9.6 KB jumbo frames Rel...

Beijing Hui Tong High Tech Limited.
Shanghai,China

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Original EDS-316 Series Networking Switch 16 Port Unmanaged Ethernet Switch

New Original EDS-316 Series 16-port unmanaged Ethernet switches Product Description Features and Benefits Relay output warning for power failure and port break alarm Broadcast storm protection -40 to 75��C wide ...

Beijing Hui Tong High Tech Limited.
Shanghai,China

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EDS-309 Series 9 Port Networking Switch Unmanaged Poe Switch

New Original EDS-309 Series 9-port unmanaged Ethernet switches Product Description Features and Benefits Relay output warning for power failure and port break alarm Broadcast storm protection -40 to 75��C wide o...

Beijing Hui Tong High Tech Limited.
Shanghai,China

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EDS-308 8 Port Unmanaged Switch 10/100/1000Mbps POE Network Switch

New Original EDS-308 Series 8-port unmanaged Ethernet switches Product Description Features and Benefits Relay output warning for power failure and port break alarm Broadcast storm protection -40 to 75°C wide o...

Beijing Hui Tong High Tech Limited.
Shanghai,China

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5 Port POE Switch Unmanaged EDS-305 Networking Switch Full Duplex Half Duplex

New Original EDS-305 5-port unmanaged Ethernet switches Product Description Features and Benefits Relay output warning for power failure and port break alarm Broadcast storm protection -40 to 75°C wide operatin...

Beijing Hui Tong High Tech Limited.
Shanghai,China

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5G Port EDS-G205 Full Gigabit Switch Unmanaged Network Switch

...switches Product Description Features and Benefits Fiber-optic options for extending distance and improving electrical noise immunity Redundant dual 12/24/48 VDC power inputs Supports 10 KB jumbo frames Rela...

Beijing Hui Tong High Tech Limited.
Shanghai,China

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10/100/1000Mbps 16 Port Unmanaged Switch EDS-2016-ML Series Networking Switch

... switches Product Description Features and Benefits 10/100BaseT(X) (RJ45 connector), 100BaseFX (multi/single-mode, SC or ST connector) QoS supported to process critical data in heavy traffic Relay output war...

Beijing Hui Tong High Tech Limited.
Shanghai,China

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8CH 720P IP Mobile NVR, MNVR (ONVIF),GPSRS485 / RS232 Alarm Port HDD Storage

...alarm input; GPS,3G/4G,WIFI optional. Function: 4 channel video/audio input, 4 Channel 1080P/960P/720P adjustable H.264 video compression, Linux operation system, dual streaming Supports pentaplex operation:...

Shenzhen Wollfive Gift & Packing Co.,Ltd
Guangdong,China

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8CH Full 960H HDD Mobile DVR RS485 / RS232 Alarm Port HDD Storage Mobile DVR Recorder

...alarm input; GPS,3G,WIFI optional. Function: 8 channel video input, 8*960H(960*576)or 8*D1(704*576)adjustable H.264 video compression, Linux operation system, dual streaming Supports pentaplex operation: pre...

Shenzhen Wollfive Gift & Packing Co.,Ltd
Guangdong,China

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5.7" LCD Screen Door Frame Metal Detector With Two Column Alarm Regions

... ,etc. • With a Battery Backup system, the Walk Through metal detector will work about 8hours after no electricity. (24hours , 48hours types are available. this function is optional .extra cost for battery) ...

ShenZhen Peace Guarder Technology CO., LTD
Guangdong,China

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Battery Backup System Harmless Archway Metal Detector For Pregnant Women

6 Detection zones Standard Archway Metal Detector with Camera to capture picture�� (PG600D) The Archway metal detector gates are very popular in all kinds of factories for security check. The metal detector will...

ShenZhen Peace Guarder Technology CO., LTD
Guangdong,China

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Mobile APP Connected Multi Zone Door Frame Metal Detector With Bright LED Visual Alarm

... Adjustable Sensitivity: 0-255 ( 256 levels) Pinpoint detection Visible and audible alarming With battery backup (Optional) Waterproof(Optional) With big LCD screen Bilingual system Optional network to PC Di...

ShenZhen Peace Guarder Technology CO., LTD
Guangdong,China

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Black Metal Detectors For Children / Waterproof Metal Scanner Battery Backup

18zone Directional Walk Through Metal Detector with remote control for security check�� PG600M The PG600M Walk through metal detector has 18 detection zones to locate the knives and other weapons. what's more ,...

ShenZhen Peace Guarder Technology CO., LTD
Guangdong,China

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Door Metal Detector Walk Through Gates For Foreign Objects , Airport Security Walkthrough Gate With Audio Alarm

Walk Through Metal Detector Gates with audio and visual alarm for foreign objects security check PG600M New Function: The walk through metal detector has a battery backup system. if there is no electricity , th...

ShenZhen Peace Guarder Technology CO., LTD
Guangdong,China

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Metal Detector Walk Through For Police , Battery Backup Archway Metal Detector Indoor

6 pinpoint zones Economical metal detector gate with LED alarm for Hospital security check�� (PG600D) The Economical metal detector gate is the most wide-used walk through metal detector gate. PG600D has all the...

ShenZhen Peace Guarder Technology CO., LTD
Guangdong,China

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