Federal Signal’s Electraray® Model 224XST hazardous location strobe light provides 80 high-intensity flashes per minute.

The 24VDC 224XST features a in-rush limiting PCB design that provides greater compatibility control systems and less electrical interference with in-rush sensitive devices.

Model 224XST is ideal for wet, corrosive atmospheres or environment that require wash down like those found in food processing, chemical or petro-chemical, anywhere a highly visible hazardous location signal is needed.


Voltage 24 VDC
Mount 1/2" NPT Pipe/Surface
Operating Current 0.70 A at 24VDC (2.0 A, in-rush)
Dome Colors Amber
Operating Temperature Minimum -40 °F
Operating Temperature Maximum 104 °F
Lamp Life 10,000 Hours
Light Source/Lamp Style Strobe Tube
Flash Rate/Minute 80
Peak Candela 580,000
Effective Candela 240
Enclosure Rating Type 4X
Ingress Protection (IP) IP66
Dim. (HxD) 7.5 in (190.5 mm) x 5.5 in (139.7 mm)
Net Weight 1.50 lb
Shipping Weight 2 lb
Height 7.500 in
Diameter 5.500 in

Ordering Information

Model Types
Model Description UPC
224XST-024A Strobe, 24VDC, hazardous location, 4-wire, amber, in-rush limited 78297921555
224XST-024B Strobe, 24VDC, hazardous location, 4-wire, blue, in-rush limited 78297921556
224XST-024C Strobe, 24VDC, hazardous location, 4-wire, clear, in-rush limited 78297921557
224XST-024M Strobe, 24VDC, hazardous location, 4-wire, magenta, in-rush limited 78297921560
224XST-024R Strobe, 24VDC, hazardous location, 4-wire, red, in-rush limited 78297921559
Replacement Parts
Description Part Number UPC
Dome, amber K8550C095A-02 782979218159
Dome, blue K8550C095A-01 782979401957
Dome, clear K8550C095A 782979250302
Dome, magenta K8550C095A-07 782979237105
Dome, red K8550C095A-03 782979218166
Dome, clear, with 1 gasket and 1 surface mount gasket K8444D219C-04 782979221425
Flash tube, trigger coil assembly K8107177A 782979226956