Audited Supplier
SD388-4HAR-12/24
Smoke Sensor Probe
Passive
Smoke Alarms
Wire Alarm Detectors
Common Detectors
Photoelectric Smoke Style
Ce
5years
12/24V
120g/Set with Base
White
Sentek
Detect Smoke
China
ABS
Sentek
100PCS/Canton or Packed According to Customers' R
100mm (dia. ) x 46mm (ht) with base
China
8531100000
Product Description
Specifications:
| Smoke Sensitivity | 0.98--2.40%/FT Obscuration (UL) ; 0.08--0.14 dB/m (EN) |
| Ceiling Spacing | 50 foot rating for heat sensor |
| Temperature Range | -10°C to 50°C |
| Humidity | 0 to 95% RH, no condensation or icing |
| Dimensions | 102mm (dia.) x 43mm (ht) with base |
| Weight | 120g/set with base |
4 wire photoelectric smoke and heat alarm with auto-reset function (12/24VDC)
The range includes:
| SD-388-2 | 2 wire photoelectric smoke alarm |
| SD-388-2L | 2 wire photoelectric smoke alarm with remote LED output |
| SD-388-2H | 2 wire photoelectric smoke and heat alarm |
| SD-388-2HL | 2 wire photoelectric smoke and heat alarm with remote LED output |
| SD-388-4-12/24 | 4 wire photoelectric smoke alarm (12/24VDC) |
| SD-388-4AR-12/24 | 4 wire photoelectric smoke alarm with auto-reset function (12/24VDC) |
| SD-388-4H-12/24 | 4 wire photoelectric smoke and heat alarm (12V/24DC) |
| SD-388-4HAR-12/24 | 4 wire photoelectric smoke and heat alarm with auto-reset function (12/24VDC) |
Feartures:
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
Company Information 
