Shenzhen Idun Photoelectric Technology Co.,Ltd
4 Inch Round Piranha LED 10 or 24 Diodes Truck Trailer Strobe Flash Warning LightsPart NO:R40-A-W10FL
(1)DOT,SAE certification.10 Diodes.
(2)Electronics completely sealed.
(3)PC lens and housing.
(4)High quality piranha LEDs.
(6)constant current design
(7)18 months warranty


Designed to accept industry standard 3-pin/3-prong plugs, this 4” round LED light meets FCC CE ROHS requirements for use as strobe warning lights and turn signal lights. The light features both steady on and pulsing strobe modes and mounts flush with a compatible grommet, flange, or mounting bracket. Each light boasts 10 or 24 high flux piranha LEDs that operate within a wide 10-30V DC range and consumes 90% less energy than incandescent lamps. Sonically sealed pc lens and weatherproof housing. The truck/trailer lights are available in amber and red. 18 months warranty on all truck/trailer lights. 

Technical data

(1)Shape: Round
(2)Dimension: Diameter 4”
(3)Number Diodes: 10, 24

(4)LED Type: High quality piranha led.
(5)Mounting type: Grommet flush mount(PVC Grommet), screw mount(ABS flange)
(6)Connecting type: Wires, 3-pin plug, 3-prong plug
(7)Color: Red, Amber, (Green, Blue on request)
(8)Voltage: 12, 24,10~30V
(9)Light Accessories:4 inch round PVC Grommet(IDA-40P), 3-Pin plug(IDA-3P),3-Prong plug(IDA-3K)

(10)Material:PC lens,Polycarbonate plastics housing

(11)Waterproof: IP67

(12)Application:4 inch round led tail lights for use on Semi Trucks & Trailers, Service Trucks, Buses, Service Vans, Utility Trucks, Parade Floats, Horse Trailers, Utility Trailers, Pick Up Trucks, and Much More

(13)Lifespan: more than 30000hours


(15)Warranty:18 Months

(16)Strobe Flash frequency: 90 times/min ,1.5 times/s

SKU of the products available

Note: 1.Green and Blue is avalible, but not be included in the table. 2.You can also select 12v or 24v instead of 10-30v.


Ideal for Trailer, Truck, RV, UTE, UTV, Boat, Caravan… with DC 12V 
Function as brake light, running light, tail light 
10/24x Super bright LED provide maximum visibility & safety. 
Water-tight Sealed for Waterproof and Rust Free. 
Our LED light are guaranteed to be the highest quality. 
Pre-wired for Quick for Easy Installation. 



Universal fit any Vehicle with DC 12V 
Such as Semi Truck & Trailer, Service Truck, Bus, Service Van, Utility Truck, Parade Float, Horse Trailer, Utility Trailer, Pick Up Truck UTE, UTV to improve both the safety and the style. 




* Please Read All Description and Fitment Before Ordering the Product. 
* Professionals install is strongly recommended to avoid trouble caused by inexperienced installer!

Are you troubled by lacking of suitable 4 inch round piranha led 10 or 24 diodes truck trailer strobe flash warning lights? Contact Idun Photoelectric now, which is one of the leading manufacturers and suppliers of 4 inch round piranha led 10 or 24 diodes truck trailer strobe flash warning lights in China. With over 10 years' experience, you can rest assured to buy our products. Thinking of customers' requirement, we also offer customized service and timely delivery.

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