Conventional Photoelectric Electric Smoke Alarm with UL Certification

Ningbo Sentek Electronics Co., Ltd.
  • Audited Supplier
  • 17 yrs
  • leading factory

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Product Highlights

  • UL & CE Certified: Meets UL268 standards with CE and UL certifications for safety compliance.
  • Flexible Wiring: Supports both 2-wire and 4-wire configurations for various systems.
  • 5-Year Warranty: Comprehensive 5-year limited warranty for peace of mind.
  • Low Profile Design: Sleek housing with 100mm diameter and 46mm height for discreet installation.
  • High Sensitivity: Smoke sensitivity of 0.98~4%/FT obsuration per UL standards.
  • Auto Reset Function: Optional auto-reset feature for security systems (4-wire models).
  • Reliable Output: Provides N/C and N/O relay outputs with 25mA max remote output.

Product Images of Conventional Photoelectric Electric Smoke Alarm with UL Certification

Conventional Photoelectric Electric Smoke Alarm with UL Certification
Conventional Photoelectric Electric Smoke Alarm with UL Certification pictures & photos
Conventional Photoelectric Electric Smoke Alarm with UL Certification
Conventional Photoelectric Electric Smoke Alarm with UL Certification pictures & photos
Conventional Photoelectric Electric Smoke Alarm with UL Certification
Conventional Photoelectric Electric Smoke Alarm with UL Certification pictures & photos
Conventional Photoelectric Electric Smoke Alarm with UL Certification
Conventional Photoelectric Electric Smoke Alarm with UL Certification pictures & photos
Conventional Photoelectric Electric Smoke Alarm with UL Certification
Conventional Photoelectric Electric Smoke Alarm with UL Certification pictures & photos
Conventional Photoelectric Electric Smoke Alarm with UL Certification
Conventional Photoelectric Electric Smoke Alarm with UL Certification pictures & photos
Conventional Photoelectric Electric Smoke Alarm with UL Certification
  • Conventional Photoelectric Electric Smoke Alarm with UL Certification
  • Conventional Photoelectric Electric Smoke Alarm with UL Certification
    Conventional Photoelectric Electric Smoke Alarm with UL Certification
  • Conventional Photoelectric Electric Smoke Alarm with UL Certification
    Conventional Photoelectric Electric Smoke Alarm with UL Certification
  • Conventional Photoelectric Electric Smoke Alarm with UL Certification
    Conventional Photoelectric Electric Smoke Alarm with UL Certification
  • Conventional Photoelectric Electric Smoke Alarm with UL Certification
    Conventional Photoelectric Electric Smoke Alarm with UL Certification
  • Conventional Photoelectric Electric Smoke Alarm with UL Certification
    Conventional Photoelectric Electric Smoke Alarm with UL Certification
  • Conventional Photoelectric Electric Smoke Alarm with UL Certification
    Conventional Photoelectric Electric Smoke Alarm with UL Certification

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Product Description

Conventional Photoelectric Electric Smoke Alarm with UL Certification
The SD119 include 2-wire and 4-wire detectors,which provide fast and reliable response for photoelectric smoke and heat(135 °F) detection.While the somke and heat detection circuits operate independently,their outputs being "OR"connected,The Sentek's SD119 series detectors provide the fire detection performance by acting as a smoke sensor and/or a 135 °F heat detector at the same location.

Specification: 

Smoke Sensitivity: 0.98~4%/FT Obsuration(UL standard)
Ceiling Spacing: 50 foot rating for heat sensor (55 degree)
Reset Voltage: less than 1 volt
Reset Time: less than 1 second
Alarm Indicator: LED continuously emitting red light
Remote Output: 25 mA max., diode gate
Temperature Range: -10°C to 55°C,UL268 temperature 0~37.8 °C
Permissible Current: 80mA maximum
Humidity: 0 to 95% RH, no condensation or icing
Alarm Contact: (for 4-wire)NO or NC Operation, Form A: 1.0A@30VDC/0.5A@125VAC
Dimensions: 100mm (dia) x 46mm (ht) with base
Weight: 130g/set with base

 Conventional Photoelectric Electric Smoke Alarm with UL Certification 

Conventional Photoelectric Electric Smoke Alarm with UL Certification

Product Features: 

*2 or 4 wire 
*Advanced detection and discrimination algorithms 
*Easy installation and maintenance
*Sleek low-profile housing design
*Durable sensor head, no need for replacement 
*SMD circuit board design: satisfactory quality and reliability guaranteed
*N/C and N/O relay output  
*Auto reset function for security systems (4 wire optional ) Sensor base option:standard and Schottky Diode
*Five-year warranty

Order Information:

The range includes:

SD119-2:                  2 wire photoelectric smoke alarm

SD119-2-LED:          2 wire photoelectric smoke alarm with remote LED output

SD119-2H:                2 wire photoelectric smoke and heat alarm

SD119-2H-LED:        2 wire photoelectric smoke and heat alarm with remote LED output

SD119-4:                  4 wire photoelectric smoke alarm(12/24/48VDC)

SD119-4B:                4 wire photoelectric smoke alarm with Buzzer(12/24/48VDC)

SD119-4AR:              4 wire photoelectric smoke alarm with auto-reset function(12/24/48VDC)

SD119-4ARB:           4 wire photoelectric smoke alarm with auto-reset function and Buzzer(12/24/48VDC)

SD119-4H:                4 wire photoelectric smoke and heat alarm (12/24/48VDC)

SD119-4HB:             4 wire photoelectric smoke and heat alarm with Buzzer(12/24/48VDC)

SD119-4HAR:           4 wire photoelectric smoke and heat alarm with auto-reset function(12/24/48VDC)

Model

2/4

Wire

Heat Sensor Setting

Voltage DC

(Min./MAX.)

Standby Current

(Max.)

Alarm Current

(12/24V)

Surge Current

(Max.)

Start-Up Time

(Max.)

Permissible Current

(Max.)

Cycle Time Alarm Contact Certified
SD119-2 2   10.8-33V 80µA 22/55mA 160µA 30Sec. 80mA 1-3Sec. - UL/EN
SD119-2L 2   10.8-33V 80µA 22/55mA 160µA 30Sec. 80mA 1-3Sec. Remote LED UL/EN
SD119-2H 2 135±5°F 10.8-33V 80µA 22/55mA 160µA 30Sec. 80mA 1-3Sec. - UL/EN
SD119-2HL 2 135±5°F 10.8-33V 80µA 22/55mA 160µA 30Sec. 80mA 1-3Sec. Remote LED UL/EN
SD119-4-12/24 4   12/24V 80µA 30/45mA - 30Sec. - 1-3Sec. Form A UL/EN
SD119-4H-12/24 4 135±5°F 12/24V 80µA 30/45mA - 30Sec. - 1-3Sec. Form A UL/EN
SD119-4AR-12/24 4   12/24V 100µA 30/45mA - 30Sec. - 1-3Sec.

Form A

Auto Reset

CE
SD119-4ARB-12/24 4   12/24V 100µA 30/45mA - 30Sec. - 1-3Sec.

Form A

Auto Reset

CE
SD119-4B-12/24 4   12/24V 80µA 30/45mA - 30Sec. - 1-3Sec. Form A CE
SD119-4HB-12/24 4 135±5°F 12/24V 80µA 30/45mA - 30Sec. - 1-3Sec. Form A CE
SD119-4HARB-12/24 4 135±5°F 12/24V 100µA 30/45mA - 30Sec. - 1-3Sec.

Form A

Auto Reset

CE
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Conventional Photoelectric Electric Smoke Alarm with UL Certification
Company Information
Conventional Photoelectric Electric Smoke Alarm with UL Certification

About the Supplier

This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2531332". Items marked "verified" are certified.

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Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.

About Our Factory & Business Background

verified Business Type
Manufacturer/Factory & Trading Company
Address
448 Yingchun Road, Wangchun Industrial Park, Ningbo, Zhejiang, China
verified Plant Area
10035.2 square meters
verified Number of Employees
148
verified Registered Capital
5,190,000 RMB
verified Terms of Payment
LC, T/T
verified International Commercial Terms(Incoterms)
FOB, CIF, CFR, EXW
verified Average Lead Time
Peak Season Lead Time: one month
Off Season Lead Time: one month
verified Nearest Port
Ningbo Port, Shanghai Port
verified Minimum Order Quantity
2000 Pcs
verified Supply Chain Partners
12

Our Production Capability & Technical Expertise

verified Main Products
Smoke Alarm, Smoke Detector, Magnetic Door Contacts
verified Production Lines
6
verified Production Machines
Injection Facility, CNC Facility, Assembling line
verified QA/QC inspectors
10 people
verified Inspection Type for Finished Products
100% inspection(Visual inspection)
verified Inspection Method for Finished Products
Have instructions and uniformly followed
verified Customization Options
Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
verified ODM Service Available
Yes
verified OEM Service Available
Yes
verified R&D Engineers
21 people
verified Traceability of Raw Materials
Yes

Our Industry Experience & Global Business Record

verified Year of Establishment
2005-11-14
verified Export Year
19 Years
verified Main Markets
North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia
verified Repeat Buyers Choice
50%~80%
verified Annual Export Revenue
51,679,777.47 RMB
verified Number of Foreign Trading Staff
7
verified Overseas Agent/Branch
No
verified New Products Launched in Last year
Yes

Our Certifications, Standards & Industry Recognition

verified Management System Certification
ISO9001:2015
verified Cooperated with Fortune 500
No

FAQ

What certifications does the smoke alarm have?
The SD119 series detectors are certified with UL and CE marks, meeting UL268 standards for fire safety.
What wiring options are available?
The product supports both 2-wire and 4-wire configurations, with specific models offering remote LED output or auto-reset functions.
What is the warranty period for this product?
We provide a 5-year limited warranty for the Conventional Photoelectric Electric Smoke Alarm.
What are the dimensions of the smoke detector?
The detector measures 100mm in diameter and 46mm in height, including the base.
What is the minimum order quantity?
The minimum order quantity (MOQ) is 2000 pieces.
What are the payment terms?
We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as terms of payment.
What is the lead time for production?
The average lead time is one month, applicable for both peak and off-season periods.

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