KOT15 series
KOT15 series is a multi-functional square rear lamp for commercial and utility vehicles. It runs on 10-30V and is approved to ECE R3, R6, R7, R23 and R38, so one lamp covers the rear signalling functions a trailer or truck build has to homologate.



KOT15 series at a Glance
KOT15 series is a multi-functional square rear lamp for commercial and utility vehicles. It runs on 10-30V and is approved to ECE R3, R6, R7, R23 and R38, so one lamp covers the rear signalling functions a trailer or truck build has to homologate. The series carries a 2 years warranty and suits trailers, trucks and industrial vehicles where rear signalling has to stay legal in ECE markets.
Stated on Our Catalogue Record
- Square rear lamp
- Multi-functional
- 10-30V ECE R3
- R6
- R7
- R23
- R38
- 2 years warranties
Key Benefits
- Multi-functional design supports multiple signal functions in a single unit
- Approved to ECE R3, R6, R7, R23, and R38 for use in ECE markets
- Operates on 10-30V, compatible with standard vehicle electrical systems
- 2 year warranty provides long-term reliability assurance
- Square form factor allows for compact, clean mounting on vehicle rear panels
Application Scenarios
01Trucks and trailers operating in European and other ECE-regu
Trucks and trailers operating in European and other ECE-regulated markets
02Utility and service vehicles requiring compliant rear lighti
Utility and service vehicles requiring compliant rear lighting
03Industrial and agricultural machinery needing durable rear s
Industrial and agricultural machinery needing durable rear signal lamps
04Fleet vehicles with strict compliance requirements for rear
Fleet vehicles with strict compliance requirements for rear lighting
Who It Is For
- Distributors and wholesalers supplying vehicle lighting to ECE markets
- OEMs building trailers and commercial vehicles for regulated markets
- Fleet operators replacing non-compliant rear lamps with certified units
- Upfitters installing lighting on vehicles for compliance with ECE standards
Problems It Solves
- Non-approved rear lamps cannot be used in ECE markets and may fail inspection
- Inconsistent voltage handling leads to premature lamp failure in some vehicles
- Lack of sealing causes fogging and corrosion in wet or dusty conditions
- Short warranty periods increase long-term ownership cost for fleet buyers
Technical Features
01Square rear lamp with multi-functional signal capability
Square rear lamp with multi-functional signal capability
02Designed for 10-30V operation to match standard vehicle syst
Designed for 10-30V operation to match standard vehicle systems
03Approved to ECE R3, R6, R7, R23, and R38 for regulatory comp
Approved to ECE R3, R6, R7, R23, and R38 for regulatory compliance
04Robust housing suitable for mounting on vehicle rear surface
Robust housing suitable for mounting on vehicle rear surfaces
05Integrated LED module for consistent and reliable signal out
Integrated LED module for consistent and reliable signal output
What Our Records State for KOT15 series
Only values documented for this model are listed. Anything not shown is confirmed in writing on request.
| Product Type | Square rear lamp |
|---|---|
| Voltage Range | 10-30V |
| Approvals | ECE R3, R6, R7, R23, R38 |
| Warranty | 2 years |
| Function | Multi-functional signal lamp |
| Mounting | Rear panel or vehicle body |
Materials
- ABS plastic housing for durability and weather resistance
- Integrated LED module with heat management
Manufacturing Process
01LED module assembly and optical alignment
LED module assembly and optical alignment
02Housing injection molding and finishing
Housing injection molding and finishing
03Sealing and gasket installation for environmental protection
Sealing and gasket installation for environmental protection
04Final function and polarity check before packing
Final function and polarity check before packing
Quality Control
- Function test on every unit including signal sequence and polarity
- Approval testing to ECE R3, R6, R7, R23, and R38 at the series level
- Seal integrity test under simulated environmental conditions
Customization Options
- Signal function layout defined per order
- Mounting bracket configuration to suit vehicle rear panel
- Lens color or filter option available on request
How KOT15 series Compares
| Non-approved rear lamp | Lower initial cost but cannot be used in ECE markets without additional documentation |
|---|---|
| Round rear lamp | Round design may not fit standard mounting points on square panel layouts |
Use Guide
01Mount on a clean, flat rear surface with proper alignment
Mount on a clean, flat rear surface with proper alignment
02Confirm vehicle voltage is within 10-30V before connection
Confirm vehicle voltage is within 10-30V before connection
03Check signal function and polarity after installation
Check signal function and polarity after installation
04Keep the lens clean to maintain visibility and signal clarit
Keep the lens clean to maintain visibility and signal clarity
Other Models Buyers Compare With KOT15 series
Where KOT15 series Is Fitted
Agricultural Machinery
Kowin provides road-legal signal lamps and high-performance work lighting for agricultural machinery used on public roads and in-field opera
Truck and Trailer Builders
Truck and trailer builders requiring homologated rear signalling and position lighting for each build. Kowin supplies ECE R3 R6 R7 R23 R38 c
Guides That Cover This Product
10-30V and 10-80V Systems When Voltage Range Decides the Product
Voltage range is a critical specification when selecting vehicle lighting for industrial and emergency applications. Using a lamp
Rear Signal Lamp Regulations R3 R6 R7 R23 and R38
Rear signal lamps must meet multiple international regulations to ensure visibility and safety. The ECE R3, R6, R7, R23, and R38 s
KOT15 series Questions Buyers Ask
Is the KOT15 series approved for use in Europe
Yes, the lamp is approved to ECE R3, R6, R7, R23, and R38. We can provide the approval documentation upon request.
What is the voltage range for this lamp
The KOT15 series operates on 10-30V, suitable for most vehicle electrical systems.
Does the lamp have a warranty
Yes, the lamp carries a 2 year warranty.
Can the signal functions be customized
Yes, the signal function layout can be defined per order. Send us your layout requirement and we will confirm it.
What information do you need to quote
Provide the signal function layout, mounting configuration, and destination market, and we will provide a quote.
Request A Quote for KOT15 series
Send the quantity, the colour or beam configuration you need and the destination market. We reply with the specification sheet, the approval documents held for this model and a price.
Write to [email protected] and tell us the model, quantity and destination market. We answer with the specification sheet and a quotation.

