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Telephone Line In Use Indicator

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Total 970 products for telephone line in use indicator Manufacture & Suppliers

50 Hz Power Line Fault Indicator Transmission Distribution Systems 6KV - 35KV Voltage

Description This kind of device is applied to the overhead power distribution network automatic system from 6KV to 69KV,is used to improve the safe and reliable operating performance through centralized monitor...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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Long Time Withstand Current Power Restored Indicator , 6KV - 69KV Ac Line Fault Detector

Parameters can be customized by clients requirement. Description This kind of device is applied to the overhead power distribution network automatic system from 6KV to 69KV,is used to improve the safe and relia...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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CAT3 Modular Line Rj11 Patch Cable , 2 Pairs 4 Wire Flat Telephone Patch Cord

...fax line and are ideal for other cost-saving voice and data applications not requiring high data rates. Straight through-pinned modular cables are used for RS232 modular adapters for dumb-terminal hook-ups a...

Wuhan Unique Mechanical And Electrical Equipment Co.,LTD.
Hubei,China

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Line Load Passage Underground Cable Fault Indicators Failure Find Quickly

...indicator is suitable for the cable 35kV system (including bellow 35kV system).It can only judge short-circuit, without locally indicating function. When short-circuit happened in cable,It can help line find...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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YT-IPSG30 Industrial Weatherproof Telephone In Water Proof Environments

...Telephone YT-IPSG30 is designed to provide a reliable and secure voice communication in harsh industrial environments. This protected industrial phone is made of high-quality aluminum alloy, making it suitab...

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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Pick Up The Pone And Dial Automoatically Industrial IP Telephone with Full Keyboard Dialing

...Telephone is built to withstand extreme conditions as it has a protection grade of IP68. It is completely dust-tight and can withstand water immersion of up to 1.5 meters. This makes it ideal for use in area...

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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Wired Desktop Caller ID Phone Portable Analog Trim Line / Landline Telephone

Product Description: The Big Button Telephone is a slim landline phone that is wall mountable and corded for easy installation. It features an adjustable ringer volume, rectangular shape, and comes in three col...

Zhongshan zuoling Lighting Co., Ltd
Guangdong,China

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High Voltage Live Line Capacitors Ceramic 3.6KV-40.5KV XIWUER

24KV 15PF Voltage Indicator High Voltage Ceramic Capacitor 3.6KV-40.5KV rod shaped capacitor Applications used in Live-Line Indication applications for indicating the presence of voltage on conductors, capaciti...

XIAN XIWUER ELECTRONIC AND INFO. CO., LTD
Shaanxi,China

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24kV 80pF Live Line Capacitor ±20% Used In Circuits To Indicate The Presence Of Voltage

...used to store electric energy and indicate the presence of voltage. It is RoHS compliant and has a dielectric strength of 2000VAC. The package type is radial and the typical dissipation factor is @ 1KHz 20° ...

XIAN XIWUER ELECTRONIC AND INFO. CO., LTD
Shaanxi,China

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console managed optical transceiver PCM MUX 16 channel FXO FXS telephone over fiber multiplexer

...telephone over fiber optical multiplexer Overview FC-PCM16F series telephone optical multiplexer provides 16Channel telephone 1-4Channel E1 interface, 4Channel 10/100M Ethernet interface (Line Speed 100M) an...

Fibre Easy Communication Service Limited
China

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Data Transmission Unit Power Line Fault Indicator Overhead Lines RF Communication

Parameters can be customized by clients requirement. One whole set monitoring system includes 3 pcs of indicators and 1 Data transmission unit. generally one DTU can connect 12 indicators. Description This kind...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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Power Line Cable Fault Indicator With Signal Sensing Unit 6KV - 66KV Communicable

The device can be customized as clients' different requirement. the whole monitoring system includes indicators and Data transmission unit. one DTU can connect 12 indicators. 1 set indicators is composed of 3 p...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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Intelligent Underground Cable Fault Indicators Current Automatically For Short Circuit

...indicator is suitable for the cable 35kV system (including bellow 35kV system).It can only judge short-circuit, without locally indicating function. When short-circuit happened in cable,It can help line find...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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10 8 6 4 Flat Modular Line Cord Indoor Telephone Cable Wire Copper Conductor

Modular Cable is used for voice and low-speed data rate applications such as patching between patch panels or data communication equipment. They are ideal for making custom cables in all types of voice applicat...

Haiyan Sihuan Electronic Co., Ltd.
Zhejiang,China

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Lvds 1 Single Phase Emi Filter Design 240v Power Line Filter For Test Room

... filter can effectively suppress the electromagnetic noise between line to line and line to ground. EMI power line filter, single-phase single-stage, rated current 1A and rated voltage 115/250V AC 50/60Hz, i...

Changzhou Haozhuo Electronic Co., Ltd.
China

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240v Single Phase rf shielding EMI Power Line Filter Low Pass rf network

... filter can effectively suppress the electromagnetic noise between line to line and line to ground. EMI power line filter, single-phase single-stage, rated current 1A and rated voltage 115/250V AC 50/60Hz, i...

Changzhou Haozhuo Electronic Co., Ltd.
China

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35KV 45pF Y5T2D4 High Voltage Ceramic Capacitor RoHS Compliant For Indicator

.... This high-voltage capacitor has a live line capability of up to 24KV and a capacitance of 50PF. It features a high dielectric strength of 2000VAC, a high temperature tolerance, a voltage rating of 1000V an...

XIAN XIWUER ELECTRONIC AND INFO. CO., LTD
Shaanxi,China

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Super Mb Pro M6 Mb Star C6 Diagnostic Programming Full System Read To Use

...test line. The red indicator light ① on the main unit is always on, and the system indicator ② is flashing during startup. After startup, it is always on and beeps once, indicating startup Finish (2) Wired c...

JIU TECH Enterprise Co., Ltd
Guangdong,China

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High Speed Copper Lan Cable Common Computer Cat6 Ethernet Cable Wires Used 0.505mm

...used network cables in LANs are twisted pair, coaxial cable, and optical cable. Twisted pair is a data transmission line consisting of many pairs. Its characteristic is that it is cheap, so it is widely used...

COMELINK CO.,LTD
Guangdong,China

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300W Building Automation Trainer 356kgs , 3.6CBM Telephone Exchange Training

... Pliers use method and training, telephone plug make method, and test, wire shelf installation and thread jamming, attendant console, Operator, extension function, exchange ......

Jinan Should Shine Didactic Equipment Co., Ltd.
Shandong,China

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