Pay in 4 interest-free payments of $498.75 Learn more
Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
along with the low-power running light
Available in Amber
The low-frequency emergency vehicle siren senses the primary siren tone signal and reduces the signal’s frequency by 75%
then apply 12V DC+ to the blue pattern wire for 1 second to toggle between colors
Whelen FST/2250 DUO Core Package Rechargeable along with the low-power running*This is a Made to Order item and has an extended lead time. Please call us before ordering if you are under a time constraint. The newly designed, low profile Inner Edge FST Series better utilizes vehicle contours, providing higher visibility and a custom fit. Whelen's all new patent pending 100% silicone internal optics increase clarity and have the power to punch through tints. The Inner Edge Series is available with SOLO, DUO, or TRIO technology.
US$ 80.00
US$ 60.00
US$ 53.00