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845-4000-010, SMI 4" Clear Low Profile LED Strobe Light

845-4000-010, SMI 4" Clear Low Profile LED Strobe Light

Part number
845-4000-010
Price range
$137.55
Last checked
Oct 28, 2026

Industry research · October 29, 2026

School bus lighting: a 35-part replacement price report

35 matched lamps, headlight assemblies, marker lights and related components across public supplier catalogs. Color, wiring, connector and mounting differences matter as much as price.

Spec sheet

Collected from 1 supplier page - confirm fit with the supplier before ordering.

- 845-4000-010 - Low Profile LED Strobe Light - 4 1/4" H x 6 3/4" D (Same Hole Pattern as SMI's 515 Strobe) - Polycarbonate (Plastic) Clear Lens with O-Ring Gasket - High Peak Intensity Rating at Horizontal and Low Angles Provide Brighter Visibility - Pole and Roof Mount Options Ideal for Trucks and Buses of All Types - Potted Circuit Board Requires No Maintenance, Offers Greater Life - LED Tower and Circuit Board are Replaceable as a Single Unit - Exceeds SAE J845 Class II rating - Same hole pattern as Specialty Manufacturing's 515 model - Safety - Significantly improves vehicle visibility in any light conditions - Adaptable - Composite base with rubber gasket adapts to various roof surfaces - Moisture - Water resistant design - Down Beam - Optical design provides more down angle light to gain attention of pedestrians and motorists - Maintenance - LED tower and circuit board are field replaceable for simplified offering - Extreme Temp - Certified operation between -30 degrees F and 130 degrees F - Made in the USA - 5 year warranty - **Note - this is an LED replacement version of part# 515-400 which has been discontinued**

Suppliers (1)

  • Unity School Bus Parts
    845-4000-010, SMI 4" Clear Low Profile LED Strobe Light · In stock
    Checked Oct 28, 2026
    $137.55
    View at supplier

Specifications and fitment

Dimensions
4 1/4" H x 6 3/4" D
Lens Material
Polycarbonate (Plastic)
Lens Color
Clear
Operating Temperature
-30 degrees F to 130 degrees F
Warranty
5 Year Warranty
Certification
Exceeds SAE J845 Class II rating

Features

  • Low Profile LED Strobe Light
  • Potted Circuit Board Requires No Maintenance
  • LED Tower and Circuit Board are Replaceable as a Single Unit
  • Water resistant design
  • Made in the USA

Price history

DateSupplierPriceStock
Oct 28, 2026Unity School Bus Parts$137.55In stock
Oct 28, 2026Unity School Bus Parts-In stock
Oct 28, 2026Unity School Bus Parts$140.67In stock