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System Sensor D4120W - 4-Wire Photoelectric Water Tight Duct Smoke Detector

Item: D4120W
MFR: D4120W

This product is no longer available for purchase.

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The Innovairflex D4120W Watertight 4-Wire Photoelectric Duct
Smoke Detector Is Ul Listed As A Watertight Enclosure Providing
Protection Against Falling Dirt, Rain, Windblown Dust, Splashing
And Hose Directed Water. D4120W Duct Smoke Detector Features
A Pivoting Housing That Fits Various Applications: Both Square And
Rectangular Footprints Mount To Round Or Rectangular Ductwork.
This Unit Senses Smoke In The Most Challenging Conditions, Operating
In Airflow Speeds Of 100 To 4,000 Feet Per Minute, Temperatures
Of -4°F To 158°F, And A Humidity Range Of 0 To 95 Percent (Noncondensing).
A Plug-In Sensor Head Offers Superior False Alarm
Immunity. These Features, Plus A Nema 4 Rating, Allow Operators To
Mount The Detector To Rooftop HVACR Equipment Or Use The Detector In
Other Harsh Environments.
The New Design Provides The Same Form, Fit, And Wiring Terminations
As The Standard Innovairflex Unit. Superior Test And Operational
Features Added To The Standard Model Are Also Available In This
Watertight Unit. As The Only Watertight Duct Smoke Detector On The
Market, D4120W Provides Unsurpassed Environmental Protection
While Simplifying Installation, Testing, And Maintenance.
This Innovairflex Duct Smoke Detector Can Be Customized To Meet
Local Codes And Specifications Without Additional Wiring. The New
Innovairflex Product Line Is Compatible With All Previous Innovair
Models, Including Remote Test Accessories.


NameSystem Sensor D4120W - 4-Wire Photoelectric Water Tight Duct Smoke Detector
Gemaire Item NumberD4120W
Manufacturer Product NumberD4120W
SKU - PIM Number1364408733088
ERP Number243396
Unit of MeasureEA
Weight3.4 Pounds (Lb)
Length14.4 Inches (In)
Width5.0 Inches (In)
Height2.5 Inches (In)
Country of OriginMEX
BrandSystem Sensor
Voltage120 VAC
Power SourceDC
Cycle/Hertz50/60 Hz
Batteries IncludedNo
Hush ButtonNo
Test ButtonYes
Audible AlertNo
Battery BackupNo
Batteries RequiredNo
Detection MethodPhotoelectric
Sensor TypePhotoelectric
ApplicationDuct Smoke Detection
Interconnection Capability100
Locking PinNo
MountingDuct Mount
Operating Temperature Range-4°F to 158°F (-20°C to 70°C)
TypeDuct Smoke Detector
Visual AlertNo
Warranty OfferedYes
CUL ListedNo
UL ListedYes
UL RecognizedNo
Operating Temperature-4°F to 158°F (-20°C to 70°C)
Terminal ConnectionYes
StandardsUL, FM, CSFM
ApprovalsUL, FM, CSFM
Maximum Voltage120 VAC
Contact RatingAlarm initiation contacts (SPST) 2.0A @ 30 VDC (resistive)Alarm auxiliary contatcs (DPDT) 10A @30 VDC (resistive)10A @250 VAC (resistive)1/2 HP @240 VAC1/4 HP @120 VACNOTE: Alarm auxiliary contacts shall not be connected to initiating circuits ofcontrol panels. Use the alarm initiation contact for this purpose.Supervisory Contacts (SPDT) 2.0A @ 30 VDC (resistive)2.0A @ 125 VAC (resistive)
Wire GaugeUp to 12 AWG
GEM - Case Quantity


Parts List