LED Truck and Trailer Lights Since 2003 · Weishikang (Shanghai) Import and Export Co., Ltd.
4 Inch Round LED Stop Turn Tail Lights

Popular 14led 4” Truck Stop Turn Tail Light

4 inch 14 diode lamp, grommet or flange mount

  • 14 Diodes of up-to-date technology, super bright
  • Rubber Grommet or Flange Mount for Easy Installation
  • Features engineered lens optics, functions as Stop/Turn Tail Lights
  • PC lens and housing ultrasonically welded together to ensure a permanent and water proof seal
  • DOT Approved
  • Also available in multi-voltage 10~30V operating range, or 24V by special order

Product Overview

A 14-diode 4 inch lamp with steady and flashing operation that can be fitted either in a rubber grommet or on a flange, which is what makes it the flexible line item in the round family. One part number covers panels cut for grommets and panels that only take surface fixings.

Key Benefits

Who It Is For

Distributors and workshops that cannot predict which mounting style the vehicle in front of them uses.

Problems It Solves

  • Two mounting styles normally mean two stock lines
  • Flange-only lamps will not fit grommet apertures and vice versa
  • Flashing capability usually requires a different lamp

Application Scenarios

  • Mixed trailer fleets where some panels take grommets and others do not
  • Distributors wanting one 4 inch SKU that suits both fitting styles
  • Retrofit work where the original mounting method is unknown until the old lamp comes off

Technical Features

  • 14 diodes, stop / turn / tail with steady and flashing operation
  • 4 inch round, rubber mount or flange mount
  • Ultrasonically welded PC lens and housing, IP67
  • 12V, 24V or 10~30V; STI lens marking

Materials and Construction

PC lens and housing, ultrasonically welded into one permanent waterproof body. Housing material and finish vary by model and are listed in the specification table.

Specifications

Brand NameWEIKANG or Privately Labelled
Input Voltage12V, 24V, 10~30V
FunctionsSteady/ Flashing
Mounting TypeRubber Mount/ Flange Mount
Light Size4”
Lens MarkingSTI
IP RatingIP67
ApplicationsTruck, Trailer, RV, Speciality Vehicles
Category4 Inch Round LED Stop Turn Tail Lights
Warranty5 years on light products
Packing1 piece per carton as standard; custom packaging from 200 pcs
Unit weightTBC

Values marked TBC are not published in our current documentation. Ask the sales team and we will confirm from the production record.

Manufacturing Process

Hardware production, laser marking, heat diffuser assembly, light source welding and thermal grease application run on our own semi-automatic lines. Lens installation, shell assembly, ring fixing and spring insertion follow in product assembly.

Quality Control

Both mounting configurations are checked for fit during assembly inspection, and finished lamps pass the standard 100% pre-shipment test.

Certifications

  • ENEC
  • CE (LVD, EMC)
  • CB
  • RoHS
  • LM79
  • TM21
  • ISO 9001
  • ISO 14001

Customization Options

  • Supplied with grommet or flange as ordered
  • Private label and custom packaging from 200 pcs
  • Driver changes for flash behaviour

Comparison With Other Models

More output than the 7LED and 9LED lamps, less than the 40LED strobe version, and the only one in the family offering flange mounting.

Use Guide

Step 1

Decide grommet or flange before ordering so the correct hardware ships

Step 2

For flange mounting, seal the fixing face against the panel

Step 3

Test steady and flashing modes separately

FAQ

Questions About This Lamp

Can I switch between grommet and flange later?

The mounting hardware is specified at order; confirm the configuration you need with the sales team.

Does flashing operation need a separate flasher unit?

The lamp is specified with steady and flashing functions; wiring detail depends on the vehicle circuit.

Is the lamp DOT approved?

Yes, with STI lens marking.

What is the stock order minimum?

100 pcs.

How are the lamps packed?

One piece per carton as standard; custom packaging from 200 pcs.

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Quote This Lamp for Your Quantity

Tell us how many you need and which voltage. Stock orders start at 100 pcs and bulk production runs 30-40 business days.