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<title><![CDATA[EC21 Product Catalogs - 4 wire smoke detector]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/4 wire smoke detector.html]]></link><item>
<title><![CDATA[4-wire Smoke Detector with Sound and Relay Output Network Smoke Sensor Fire Alarm Detector]]></title><link><![CDATA[https://hsfire.en.ec21.com/4-wire-Smoke-Detector-with--8815140_8815161.html]]></link><description><![CDATA[Skype firealarm87 / wechat 15220176087
4-wires Smoke Detector with sound and relay output, Operates by Advanced MCU Expert Algorithm Software.
The detectors are photo-electronic detector uses a
state]]></description><pubDate><![CDATA[20240923]]></pubDate></item>
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<title><![CDATA[Smoke and Heat Detector FT-143 Relay Output 4-wire]]></title><link><![CDATA[https://vedardalarm.en.ec21.com/Smoke-and-Heat-Detector-FT--9113131_9833789.html]]></link><description><![CDATA[Smoke and Heat Detector FT-143 Relay output 4-wire 
The detector is photo-electronic detector uses a state of-the-art 
optical sensing chamber. This detector is designed to provide open 
area protect]]></description><pubDate><![CDATA[20160118]]></pubDate></item>
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<title><![CDATA[Mini Conventional Fire Alarm Control Panel 2 Zone Alarm Full Fire Supervisory and Fire Output]]></title><link><![CDATA[https://vedardsecurity.en.ec21.com/Mini-Conventional-Fire-Alarm-Control--11657038_12023894.html]]></link><description><![CDATA[smoke detector, heat detector, gas sensor, siren strobe, manual call point. 
The mini fire alarm control panel has 2 zone fire detection 2-wire circuit to equip up to 40 detectors and 1 sound circuit]]></description><pubDate><![CDATA[20241112]]></pubDate></item>
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<title><![CDATA[PA-728ult/PA-738ult/E55 Paradox Alarm Host]]></title><link><![CDATA[https://bettytaian.en.ec21.com/PA-728ult-PA-738ult-E55--8187590_3682751.html]]></link><description><![CDATA[49 user codes 
@ 256 events buffered 
@ 1 PGM output 
@ 950mA switching power supply 
@ Supervised bell output, auxiliary output and telephone line 
@ 2-wire smoke detector input option (input 3) 
@ ]]></description><pubDate><![CDATA[20240712]]></pubDate></item>
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<title><![CDATA[CJ-F 1000 Series Conventional Fire Alarm Control Panel]]></title><link><![CDATA[https://roiscok.en.ec21.com/CJ-F-1000-Series-Conventional--1578834_1578715.html]]></link><description><![CDATA[4-volt operation.
Resettable four-wire smoke detector power 500 mA.
Non-resettable power 500 mA.
Integral battery charger capable of charging up to 18 AH batteries (batteries over 4 AH require use of]]></description><pubDate><![CDATA[20240605]]></pubDate></item>
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<title><![CDATA[Large-scale Solar Energy Storage System Solution]]></title><link><![CDATA[https://ecelibattery.en.ec21.com/Large-scale-Solar-Energy-Storage--11914084_11914096.html]]></link><description><![CDATA[smoke detector. The system has the functions of automatic fire detection, automatic fire alarm, automatic fire extinguishing and automatic fire control status. At the same time, it has self-inspectio]]></description><pubDate><![CDATA[20240321]]></pubDate></item>
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<title><![CDATA[DET-TRONICS 30-3013 Explosion Proof Smoke Detector]]></title><link><![CDATA[https://distroelectonic.en.ec21.com/DET-TRONICS-30-3013-Explosion--11676963_11676968.html]]></link><description><![CDATA[4-18 AWG or 2.5-0.75 mm2 wire.
Thread Options3/4 inch NPT or M25. Multi-port models avail- able.
Enclosure MaterialPolycarbonate / ABS - Smoke Detector. Copper-free aluminum (painted) - Junction Box.]]></description><pubDate><![CDATA[20221120]]></pubDate></item>
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<title><![CDATA[Disel Opacity Smoke Meter -OP201]]></title><link><![CDATA[https://koeng.en.ec21.com/Disel-Opacity-Smoke-Meter--813359_6763051.html]]></link><description><![CDATA[Smoke opacity ( %, k [m-1] )
RPM (option), °C (option)
Principle
Light extinction method (Partial-flow sampling type)
Light source
Green LED(565nm)
Detector
Photo diode
Range
0.0~100.0% (0.00~21.42m]]></description><pubDate><![CDATA[20200915]]></pubDate></item>
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<title><![CDATA[Burglar GSM Wireless Security Home Alarm LCD Display]]></title><link><![CDATA[https://sz518.en.ec21.com/Burglar-GSM-Wireless-Security-Home--900965_4309507.html]]></link><description><![CDATA[wireless door/window contact, wireless smoke detector, wireless gas leakage detector, wireless glass break sensor etc. Each wireless zone can match numberless wireless sensors. 4. With LCD display an]]></description><pubDate><![CDATA[20170717]]></pubDate></item>
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<title><![CDATA[Wireless  Home Alarm LX-HS07]]></title><link><![CDATA[https://lisa277529.en.ec21.com/Wireless-Home-Alarm-LX--1525649_1527869.html]]></link><description><![CDATA[1.it can connect 64 channels smoke/heat detectors
2.It can save 4 groups telephone number;
3.Two dial methods� tone(T) and pulse(P) is choice; 
4.After power cut off, the saved information will not]]></description><pubDate><![CDATA[20060921]]></pubDate></item>
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<title><![CDATA[Smart Home Multi-function LCD GSM Alarm System]]></title><link><![CDATA[https://yingxintek.en.ec21.com/Smart-Home-Multi-function-LCD--9611768_9611868.html]]></link><description><![CDATA[wireless sensors are triggered, the GSM alarm control panel wil send SMS to preprogrammed cell phone numbers for alerting, eg. Wireless door magnetic sensor, wireless PIR motion detector, etc. 
(New)]]></description><pubDate><![CDATA[20150730]]></pubDate></item>
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<title><![CDATA[Wireless GSM/SMS Auto-Dial Alarm System (YL-007M2B)]]></title><link><![CDATA[https://alarm6.en.ec21.com/Wireless-GSM-SMS-Auto-Dial--4583434_5322017.html]]></link><description><![CDATA[wireless/ wired sensors (NC contacts), such as PIR detectors, door (gap)
sensors, gas sensors, smoke sensors, panic buttons and infrared balusters. 7. For weak GSM signal area an external antenna can]]></description><pubDate><![CDATA[20110725]]></pubDate></item>
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<title><![CDATA[Addressable Smoke Detector for Addressable Fire Alarm System]]></title><link><![CDATA[https://shunantech.en.ec21.com/Addressable-Smoke-Detector-for-Addressable--5200730_10794384.html]]></link><description><![CDATA[4715-2005 
c. Installation
1. Smoke detector installation and wiring diagram shown in Figure 2 
Figure 2 S-6001 Installation diagram 
86H50 standard embedded box can be used as pre-embedded box; when]]></description><pubDate><![CDATA[20180807]]></pubDate></item>

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