Product Categories
Need consultation?
This is the one of the most popular CO larm in market in last decades(no.JKD-602),Stability in working & competitive price are its advantages comparing to other CO alarms.
We always list this model in stock for customer’s monthly purchase.
●Light in weight, Installation-Free,Handy-Use.
●12 months’ product quality warranty,We can discuss if you want to extend.
●EN50291 listed.
●Discount will be given according the order quantity.
●OEM/ODM accepted,MOQ 500pcs(Logo design/printing,color box customization,Language customization,etc.)
Operation Instructions
Test Feature
Press the test button for several seconds to test unit’selectronics. The alarm will sound.
Reset Feature
lf the alarm is sounding. pressing the button will silence the alarm for several minutes.
Alarm Memory Feature
Press the button for several seconds, green LED will flash once every seconds and the peak alarm level will indicate on the LCD to alert you there is one co alarm occurs. Pressing the button again, the unit will return to normal condition or return to normal condition in one minute automatically.
| Working voltage: | 3*AA DC4.5V ALKALINE batteries |
| Low battery voltage: | 2.6V,”Lb’ on the LCD to indicate it low battery and need replacement |
| Standby current: | <20uA |
| Alarm current: | 50mA |
| Inspection gas: | carbon monoxide (CO) |
| Detecting Range: | 0~1000ppm |
| User environment: | temperature: -10°C~55°C ;Relative humidity:<95% without crystallization; |
| Alarm type : | sound and light alarming |
| Alarming volume: | >80dB (at three meter directly in front) |
| Sensor: | electrochemical sensor |
| Weight: | about 120g |
| Dimensions: | 100.0(dia.)*40.0 mm |
| Shell protection grade: | IP30 |
|
Response Time |
50ppm, alarm within 60-90 minutes |
| 100ppm, alarm within 10-40 minutes | |
| 300ppm, alarm within 3 minutes | |
| over 300ppm,alarm immediately |
Ensuring the safety of your home begins with the right installation of your carbon monoxide detector. Follow these steps to safeguard your loved ones effectively. Remember, a small effort today can make a significant difference tomorrow.

What certificates do you have on Carbon Monoxide Alarm?
We have full CE/RoHS certificates as EN50291-1:2018,Product will be marked before shipping,The test institution by INTERTEK & TUV.
How you make sure CO alarm’s calibration is set?
We have CO calibrators both for sample and mass production,The calibration team have 5 employees aim to make sure the alarms are set.
What kind of sensor do you apply in CO alarms?
Most of our carbon monoxide alarm use electrochemical sensors,3~5 years life,5~7 years life and 10 years life,We have more advanced sensor applied in industrial gas detector.
Can I make my own logo and color box?
Sure,OEM/ODM are welcome but need MOQ at 500pcs,All cost are pree include logo printing,color box designning or even language customization.
What is your lead time?
Sample can be ready in 3 days.Mass production need one week when quantity lower 2000pcs,we need add more three days if you have OEM requirement.
What if I need return the goods,Who pay the shipping fee?
All our products enjoy 12 months’ quality warranty.In this period, We here ensure you that goods can be returned and we will cover the shipping fee if the alarms not working because of the less in quality.
coming soon
Want To Know More About Our Alarms Quote or Shipping Methods,Link Us!
Symank Offer You The Best Domestic/Industrial Gas Detectors In One-Stop Solution.
Products
Copyright © 2022 - 2026 SYMANK Alarms
Get A Quote
Quality, credit, service – we promise you always!
We respect your confidentiality and all information are protected.