---
Title: NOx Sensor, urea injection HELLA U2721397
Description: Part number: 6PN 358 307-221

Simplified part number: 6PN358307221

OEM numbers (Original Equipment Manufacturer):

RENAULT 227908539R (227908539R)
Language: en-IE
Last updated: 2026-06-11
Canonical URL to this Markdown version of this page: [https://motorparts.ie/nox-sensor-urea-injection-hella-u2721397.md](https://motorparts.ie/nox-sensor-urea-injection-hella-u2721397.md)
Canonical URL to HTML version of this page (for humans): [https://motorparts.ie/nox-sensor-urea-injection-hella-u2721397](https://motorparts.ie/nox-sensor-urea-injection-hella-u2721397)
---

# NOx Sensor, urea injection HELLA U2721397

Breadcrumb: [NOx Sensor, urea injection HELLA U2721397](https://motorparts.ie/nox-sensor-urea-injection-hella-u2721397.md)



## Product Info

- **Brand**: HELLA
- **EAN**: 4082300894479
- **Warranty**: 12 Months
- **Price**: 449.7 EUR
- **Manufacturer's Suggested Retail Price**: C=EUR&A=487.52&Z=599.65&VAT=112.13&VATRATE=23

## Parameters:

- Cable Length: 890 mm
- Thread Size: M20X1,5
- Number of pins: 5 -pin connector
- Supplementary Article/Supplementary Info 2: Control Unit/Software must be trained/updated
- Assy./disassy. by qualified personnel required!: 

## Images:

1. [Image 1: NOx Sensor, urea injection HELLA U2721397](https://digital-assets.tecalliance.services/images/1600/303cbb116f770269ac997de2e500f4e5dd215395.jpg)
2. [Image 2: NOx Sensor, urea injection HELLA U2721397](https://digital-assets.tecalliance.services/images/1600/e11cf93f270a13090d1ebc4a17e08eb27b5afff9.jpg)