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

48V, Smoke Detector, 4 Wire manufacturer / supplier in China, offering 48V Photoelectric Smoke Detector, Tamper Switch Alarm, UL Recessed Mounted Magnetic Contact Switch and so on.

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Supplier Homepage Product fire detectors conventional 48V Photoelectric Smoke Detector

48V Photoelectric Smoke Detector

Purchase Qty.:
500-999 1,000-4,999 5,000-9,999 10,000+
FOB Unit Price: US $11 US $10.5 US $9.5 US $8.3
Purchase Qty. (Pieces) FOB Unit Price
500-999 US $11
1,000-4,999 US $10.5
5,000-9,999 US $9.5
10,000+ US $8.3
Get Latest Price
Production Capacity: 60000PCS/Month
Transport Package: 1PC/Box, 100PCS/Carton
Payment Terms: T/T, Paypal, Western Union

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Basic Info
  • Model NO.: SD119-4-12V/24V/48V
  • Signal Transmission: Wired Alarm
  • Application: Indoor
  • Input: 12vddc,24VDC,48VDC
  • Specification: UL, EN54, CE, ROSH
  • HS Code: 8531100000
  • Type: Smoke Alarm
  • Certification: CE, ISO, RoHS
  • Usage: Fire, Smoke
  • Trademark: SENTEK
  • Origin: China Ningbo
Product Description

Detailed Product Description

smoke detector, smoke alarm
1) SD119 have UL268/521 and EN54-5/7 approvals
2) 4 wire
3) 5 year limited warranty
4) Input:12VDDC/24VDC/48VDC


1) Advanced detection and discrimination algorithms
2) Easy installation and maintenance
3) Polished low-profile housing design
4) Durable sensor head, no need for replacement
5) SMD circuit board design: satisfactory quality and reliability guaranteed
6) Integrated heat detector for SD119-2H and SD119-4H models
7) N/C (normal / close) and N/O (normal / open) relay output ways for option
8) AR (auto reset) function for security systems (optional for 4-wire models)
9) Sensor base: standard and Schottky diode style for option
10) With two LED, more 360 degree visual angle

The range includes:

SD-119-2 :2 wire photoelectric smoke alarm

SD-119-2L :2 wire photoelectric smoke alarm with remote LED output

SD-119-2H :2 wire photoelectric smoke and heat alarm

SD-119-2HL :2 wire photoelectric smoke and heat alarm with remote LED output

SD-119-4-12/24: 4 wire photoelectric smoke alarm (12/24VDC)

SD-119-4B-12/24 :4 wire photoelectric smoke alarm with Buzzer (12V/24DC)

SD-119-4AR-12/24 :4 wire photoelectric smoke alarm with auto-reset function (12/24VDC)

SD-119-4ARB-12/24 :4 wire photoelectric smoke alarm with auto-reset function and Buzzer (12/24VDC)

SD-119-4H-12/24: 4 wire photoelectric smoke and heat alarm (12V/24DC)

SD-119-4HB-12/24 :4 wire photoelectric smoke and heat alarm with Buzzer (12/24VDC)

SD-119-4HAR-12/24 :4 wire photoelectric smoke and heat alarm with auto-reset function (12/24VDC)

SD1194HARB12/24 :4 wire photoelectric smoke and heat alarm with autoreset function with Buzzer (12/24VDC
48V Photoelectric Smoke Detector

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