Description
Product Overview
Part Name: Nitrogen NOx Oxygen Sensor
Part Numbers: 5WK96693A, 2894946
Vehicle Compatibility: Cummins Diesel Engines (US Models) – Designed for EPA Tier 4 emission-compliant Cummins ISX, ISB, and QSX engine platforms used in trucks, buses, and construction equipment (2014–2024)
Configuration: OEM-style NOx sensor built to deliver precise readings of nitrogen oxide content in diesel exhaust gases. Engineered to endure high exhaust temperatures and vibration, ensuring long-term reliability and accuracy in emission control.
Function: Measures NOx concentration in exhaust gases and transmits data to the ECU, enabling real-time DEF injection adjustments to optimize fuel efficiency and reduce emissions in compliance with U.S. EPA Tier 4 standards.
Technical Specifications
Type: Nitrogen Oxide (NOx) Oxygen Sensor
Material: High-strength stainless-steel probe with a ceramic sensing core and heat-resistant wiring assembly
Application: Fits Cummins Tier 4 diesel engines (2014–2024) using NOx sensor references 5WK96693A / 2894946
Cross-Reference: Equivalent to Cummins OE part number 2894946; compatible with OEM SCR and DEF emission control systems in U.S. heavy-duty vehicle platforms
Installation: Direct-fit replacement; mounts in the OEM exhaust port and connects seamlessly to factory wiring harness
Service Interval: Replace when NOx-related fault codes (P2201, P229F) appear, SCR performance drops, or emission warning light activates
Delivery & Availability
Stock Options: High-quality aftermarket Cummins NOx sensors available
Delivery Time: 3–7 days internationally
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