Description
Product Overview
Part Name: Nitrogen NOx Oxygen Sensor
Part Numbers: 5698479, A066V796
Vehicle Compatibility: Cummins Diesel Engines (US Models) – Designed for EPA Tier 4 heavy-duty engines used in trucks, buses, and industrial applications including ISB, ISL, ISX, and QSB engines (2014–2024)
Configuration: OEM-style NOx sensor providing accurate exhaust gas analysis for SCR (Selective Catalytic Reduction) systems. Built for consistent DEF dosing and emission compliance under high-temperature, high-vibration operating conditions.
Function: Monitors nitrogen oxide levels in the exhaust stream and communicates with the ECU to control AdBlue/DEF injection, optimizing combustion efficiency and reducing emissions per EPA Tier 4 standards.
Technical Specifications
Type: Nitrogen Oxide (NOx) Oxygen Sensor
Material: Corrosion-resistant stainless steel housing with high-temperature ceramic sensing element and shielded cable assembly
Application: Fits Cummins diesel engines (2014–2024) using NOx sensor references 5698479 / A066V796
Cross-Reference: Equivalent to Cummins OE part numbers above; compatible with OEM SCR and DEF exhaust after-treatment systems
Installation: Direct-fit replacement; mounts into OEM exhaust location and connects to the vehicle’s existing harness
Service Interval: Replace when NOx-related diagnostic trouble codes appear, SCR efficiency decreases, or emissions exceed threshold limits
Delivery & Availability
Stock Options: High-quality aftermarket Cummins NOx sensors available
Delivery Time: 3–7 days internationally
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