Gold Member Since 2010
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Ningbo Sentek Electronics Co., Ltd.

Battery Operated Smoke Detectors, Smoke Alarm Batteries, Smoke Detector Batteries manufacturer / supplier in China, offering Ce/En Battery Operated Smoke Detectors or Smoke Alarm Batteries, Tamper Switch Alarm, UL Recessed Mounted Magnetic Contact Switch and so on.

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Supplier Homepage Product fire detectors stand alone detector Ce/En Battery Operated Smoke Detectors or Smoke Alarm Batteries

Ce/En Battery Operated Smoke Detectors or Smoke Alarm Batteries

Purchase Qty.:
500-999 1,000+
FOB Unit Price: US $3 US $10
Purchase Qty. (Pieces) FOB Unit Price
500-999 US $3
1,000+ US $10
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Port: Ningbo, China
Production Capacity: 100000/Month
Payment Terms: T/T, Paypal

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Basic Info
  • Model NO.: SD218
  • Signal Transmission: Wireless Alarm
  • Certification: CE, En
  • Sensor Type: No
  • Transmission Mode: Wireless
  • Receive Frequency: No
  • Color: White
  • Dimensions: 102mm(Dia.)*35mm(Ht) with Base
  • Humidity: 0 to 95% Rh,No Condensation or Icing
  • Battery Availability: 18months(Carbon Zinc); 3 Years(Alkaline); 10 Years
  • Material: ABS
  • Trademark: Sentek
  • Specification: 100pcs/carton
  • HS Code: 8531901000
  • Type: Smoke Alarm
  • Working Mode: Active
  • Application: Indoor
  • Working Principle: Electro-Optical Type
  • Alarm Volume (within 1m): ≥80dB
  • Usage: Smoke
  • Weight: 130g/Set with Base(9V Battery Included)
  • Certificate: UL/En
  • Smoke Sensitivity: 0.08---0.14dB/M
  • Name: Battery Operated Smoke Detectors
  • Alarm Sound Level: 85 dB/3m
  • Transport Package: 100PCS/Carton
  • Origin: Ningbo China
Product Description
CE/EN Battery Operated Smoke Detectors or Smoke Alarm Batteries

Product Description:
Ce/En Battery Operated Smoke Detectors or Smoke Alarm Batteries

1 Photoelectric sensing technology
2 Low-sensitivity warning
3 Low-battery warning
4 Battery case at the back of a detector for easy removal of a battery
5 SMD circuit board design-satisfactory quality and reliability guaranteed
6 Test button verifi es battery and alarm operation
7 Sounding a loud alarm signal of exceeding 85db in alarm mode
8 Ten-year limited warranty


Smoke Sensitivity:

2.26+/-1.21%/FT Obscuration (EN standard)

Battery Availability:


Standby Current:


Alarm  Current:


Temperature Range:

0°C to 50°C


0 to 95% RH, no condensation or icing

Alarm Sound Level

85 db/3m

Packaging:100pcs/canton or packed according to customers'request
Shipping Details: 25days

Company Profile:

Our company Sentek Electronics Co.,Ltd is specializing in designing,developing and manufacturing fire and secturity detectors and magnetic contacts from 2001.Take quality as life of corporation ,our products are all designed and manufactured completetely according to the standard of EN,UL,KFI and so on .All our products are tested one by one in sensitivity and fuction features.So we enjoyed good reputation in the world!

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