---
product_id: 49238333
title: "KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2)"
brand: "katur"
price: "$0.28"
currency: USD
in_stock: false
reviews_count: 6
url: https://www.desertcart.us/products/49238333-katur-bau15s-7507-py21w-1056-5009-white-amber-switchback-led
store_origin: US
region: United States of America
---

# 50,000 hrs lifespan, 50x incandescent 42 SMD LEDs for ultra brightness 50W 6Ω load resistor for error-free install KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2)

**Brand:** katur
**Price:** $0.28
**Availability:** ❌ Out of Stock

## Summary

> 🚗 Light Up Your Drive with Switchback Brilliance!

## Quick Answers

- **What is this?** KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2) by katur
- **How much does it cost?** $0.28 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/49238333-katur-bau15s-7507-py21w-1056-5009-white-amber-switchback-led)

## Best For

- katur enthusiasts

## Why This Product

- Trusted katur brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Perfection:** Effortless installation with BAU15S bayonet base and 150° offset locking pins—no mechanic needed.
- • **Universal Compatibility:** Direct replacement for 7507, PY21W, 1056, 12496, 5009 bulbs—upgrade your ride without compromise.
- • **Engineered for Endurance:** Built with high-quality 2835 SMD LEDs that withstand vibration and deliver 800 lumens of consistent brightness.
- • **Brilliant Switchback Glow:** Seamlessly switch between crisp white and vibrant amber for maximum road visibility and style.
- • **Hyperflash & Error? Solved.:** Includes 50W 6Ω load resistors to eliminate hyperflashing and bulb-out warnings instantly.

## Overview

The KATUR BAU15S Switchback LED Turn Signal Light offers a powerful 42-LED array delivering 800 lumens of bright white and amber light. Designed for 12V systems, it boasts a 50,000-hour lifespan—50 times longer than traditional bulbs. Its plug-and-play BAU15S base with 150° offset pins ensures easy installation, while the included 50W 6Ω load resistors guarantee error-free operation by preventing hyperflashing and bulb warnings. Compatible with multiple stock bulb types, this durable, vibration-resistant LED upgrade is perfect for cars, trucks, motorcycles, and more.

## Description

Specifications: Base Type: BAU15S(7507/PY21W) CanBus Erro Free LED Type: 2835 SMD (42 LEDs quantity)  LED Color: White/Amber Switchback Power: 12V x 2.3(Amber)x 0.35(White) LED Lifespan: 50,000 hours Operating Voltage: 12V Size: 72*37mm  Lumens: 800 Lemens Color Temperature: 8000K Beam Angle: 360 degree Type: LED Replacement Bulb Standards And Certifications: CE/RoHS Compliant Compatible List: BAU15S, 7507, PY21W, 1056, 12496, 5009, 7507AST  Application: LED Turn Signal Light on Car, Truck, SUV, Van, Motorcycle, Scooter, Trailer, RV, Boat, Marine, ect.  With a 50W 6 Ohm load resistor kit. Solves common LED turn signal problems with hyperflashing and bulb out warning indicators. Features:  *Made with high quality SMDs, can withstand shaking and vibration.  *BAU15S bayonet base and 150° offset locking pins. *42 x High power SMD LEDs Bulb is much brighter than the original incandescent bulbs, and small power consumption.  *Can replace most Car Light LED Bulb with BAU15S(7507/PY21W) Base.  Note:  Please make sure your LED bulb is BAU15S(7507/PY21W) Wedge Socket before order.  If you are still not sure what the LED Light fits your car, please contact us for help.  Quality Guarantee:  *Strictly testing before shipping.  *Professional packaging.  *Within 3 months no reason return. Package Included:  2pcs White/Amber Switchback BAU15S(7507/PY21W) 2835 SMD 42LEDs Light Bulbs ** Hope you have a happy online shopping, please kindly search KaTur to find more suitable LED bulbs for your car.**

## Features

- BAU15S bayonet base and 150 degrees offset locking pins. Super Bright White/Amber Switchback 2835 SMD (42 LEDs) energy-efficient bulb has 12V Operating Voltage and is designed to last 50,000 hours - 50 times longer than incandescents.
- BAU15S(7507/PY21W) single-contact LED Light Bulb replaces most auto car incandescents. Rated power is about 80W, 800Lums / Bulb, High Lumens and Extremely Bright.
- BAU15S can replace Stock Bulbs or Incandescents such as 7507 PY21W 1056 12496 5009 7507AST
- LED Bulb Size: 72 * 37mm, Well matched with the original Incandescence lights. Easy plug-and-play installation - just plug it in the socket. Flip the bulb horizontally if it does not light up to match the + and - polarity.
- With a 50W 6 Ohm load resistor kit. Solves common LED turn signal problems with hyperflashing and bulb out warning indicators.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | KaTur |
| Brand | KATUR |
| Product Dimensions | 7.2 x 3.7 x 3.7 cm; 200 g |
| Item model number | 7507 PY21W 1056 5009 |
| Manufacturer part number | 2AM-CL-1219-1156 |
| Position | Rear |
| Voltage | 12 Volts |
| Item Weight | 200 g |

## Product Details

- **Brand:** KATUR
- **Specific uses for product:** Indicator Light
- **Brightness:** 800 Lumen
- **Item package quantity:** 2
- **Colour:** Amber,White

## Images

![KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2) - Image 1](https://m.media-amazon.com/images/I/611MNJOUctL.jpg)
![KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2) - Image 2](https://m.media-amazon.com/images/I/81MmO5+Ia6L.jpg)
![KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2) - Image 3](https://m.media-amazon.com/images/I/71mm2RCrZfL.jpg)
![KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2) - Image 4](https://m.media-amazon.com/images/I/71HCfIg0J5L.jpg)
![KATUR BAU15S 7507 PY21W 1056 5009 White/Amber Switchback LED Turn Signal Light Canbus Error Free 2835 42SMD 800Lumens 12V LED with 50W 6ohm Load Resistors (Pack of 2) - Image 5](https://m.media-amazon.com/images/I/71bkcfU7A2L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works really well. Could be cheaper.
*by T***K on 16 July 2021*

I didn't expect much, but it works very well actually I can use my indicator as DRL now.

### ⭐⭐⭐⭐ Ok
*by M***H on 23 March 2023*

Good enough for the price , only the wires could be a bit longer especially the ones from the bulbs.

### ⭐⭐⭐⭐⭐ Brilliant, been using these for a few weeks now
*by A***R on 4 May 2018*

Brilliant, been using these for a few weeks now. They work 100% solid. Fit perfectly in my clusters and they are really bright. Perfect!

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-20*