New Household Battery Operated Carbon Monoxide Detector SFL-504 with EN50291

FOB Reference Price:Get Latest Price
  • 10 - 99
    US $9.00
  • 100 - 499
    US $8.50
  • 500 - 999
    US $8.00
  • >=1000
    US $7.50
Supply Ability:
100000 Piece/Pieces per Month
Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
SFL-504, SFL-504
carbon monoxide gas leak protection
Power Supply:
DC 9V battery
Standby current:
Alarm current:
Electrochemistry CO Sensor
ABS or Other plastic
Standby Working Current:
18 Months
Packaging & Delivery
Packaging Details
white box, color box, customized box
Delivery Time
within 5-7 days after receiving the 30% deposit

 New Household Battery Operated Carbon Monoxide Detector

SFL-504  with EN50291 




1.Electrochemical sensor co detector 
2.conforms to EN50291 & CE 
3.Test/reset Button 
4.Low Battery Warning 


General Description

Carbon monoxide alarm is an important part of your home security plan. In the U. S., the Consumer Product Safety Commission (CPSP) recommended that each family must have at least one carbon monoxide alarm. The SFL-504 is the battery-operated alarm that includes a backlight digital display feature. It can be installed on the wall or tabletop. 

The Carbon monoxide alarm SFL-504 is designed and tested carefully to detect CO concentration in a residential environment. It provides continuous monitoring of CO levels, even during power outages when many CO incidents occur. The backlit digital display feature allows for easy viewing of carbon monoxide levels from 30-999 PPM (parts per million).
1. Electrochemical sensor co detector 
2. Self-Checking function
3. Low-battery warning indicator
4. Low Battery Warning 
CO sensitivity meets EN50291 or UL2034
6. Easy to install, move and maintain
7. 3 years limited warranty for the CO-sensing unit



Technical Parameters


Sensor Electrochemistry CO Sensor
Alarm current <=30mA
Power supplyDC 9V alkaline battery
Standby working current≤35uA
Battery lifeMore than 24 months
MaterialABS Plastic
Alarm volume85dB
Working temperature-10~+50℃ 



Product Front view                                                                                




Trade Terms & Delivery

1. Payment details:
30% deposit, 70% balance before shipment; L/C, T/T & western union optional

2. Minimum Order: 10 PCS(accept trial order)
3. Delivery Details: 
    3 working days for sample order
    5-7 working days for general order
   10-15 working days for big order
4. Packaging Detail: Neutral box/ Customized

5. Deliver by Air/Sea or Express accordingly
6. Discount are offered based on order quantity

Our service

1. Your inquiry related to our products or prices will be replied in 12 hours
2. Well-trained and experienced staffs to answer all your enquires in fluent English
3. OEM&ODM, any your customized products we can help you to design and put into production
4. Protection of your sales area, ideas of design and all your private information
5. Please contact us without any delay. Many thanks.

Company Profile


Shenzhen Safety Electronic Technology Co., Ltd. was established in 2004, and is a high-tech private enterprise specializing in the research, development, manufacture, sale and service of security alarm series products.

Our company always adheres to the business principle of "good faith to win customers, good quality to catch market". Now we have set up offices in more than 20 provinces in China, and we also set up our branch company in Hong Kong named Safety Electronic Technology (HK) Co., Ltd., which is convenient for developing overseas markets. The products sell well in China Mainland, Hong Kong, the United States, Canada, Africa, Europe, the Middle East, India, Thailand, Malaysia and many other countries and regions.

Over the years, our company has been adhering to scientific and technological innovation. We are dedicated to new product development, improve the absorption of advanced technological process, and establish a perfect quality assurance system to become a leader in security industry.

The products we produced include smoke detector series, gas detector series, PIR detector series, magnetic series, panic buttons, sirens/strobes, active IR beams and alarm systems.


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We also supply

Wired Alarm System

Wireless Alarm System

GSM Alarm System

Smoke Detector

Glassbreak Detector

Vibration Detector

Wired Flooding Detector

Magnetic Switch 

Household Gas Leak Alarm

Gas Solenoid Valve

Dual Passive Infrared Detector

Curtatain-Style Passive Infrared Detector

Active Infrared Beams

Wireless Door Sensor

Push-pull Type Remote Controller

 Panic Button



1. Advanced wave welding machine equipment.

2. SMT is owned.

3. All the products are manufactured by the way of anti-static, such as antistatic gloves.

4. Special testing tools for smoke and gas leak detectors.


Q: Do you accept OEM/ODM?
A:We accept OEM, as well as a professional team for customer ODM services. 

Q: How long is your delivery time?
A: Generally it is 3-5 days if the goods are in stock. or it is 7-10 days if the goods are not in stock, it is according to quantity.

Q: Where is your factory located? How can I visit there ?
A: Our factory is located in Shenzhen City, Guangdong Province, China.All our clients, from home or abroad, are warmly welcome to visit us! 

Q: What is your terms of payment ?
A: Payment 30% in advance ,balance before shippment.


How to contact us                                               

Add:A Building,Zhangge Technopark,Dafu Industrial Area,Guanlan,Longhua New District,Shenzhen,China

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OEM & ODM order available

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