Product Overview
Cummins 4326870, 2872944, 3687930 Inlet NOx Sensor
Restore heavy-duty SCR emissions-system performance with this premium Dinex 2nd Generation aftermarket Nitrogen Oxide (NOx) sensor. Dinex 5EL012 is designed as a direct-fit inlet / upstream NOx sensor replacement for the high-priority Cummins OEM numbers 4326870, 2872944, and 3687930, along with the applicable NX and RX service-number variations listed below. Designed for compatible EPA10 Cummins aftertreatment systems, Dinex 5EL012 is backed by an industry-leading 2-Year Unlimited Mileage Warranty.
4326870, 2872944 and 3687930 NOx Sensor Cross References
How to Verify Your Unit: Match the Cummins OEM, Continental/VDO, Dinex, or aftermarket number on the original inlet NOx sensor or control module to one of the cross-reference numbers listed below before ordering.
| Manufacturer / Reference | Interchange Part Numbers |
|---|---|
| Cummins 4326870 | 4326870, 4326870NX, 4326870RX |
| Cummins 2872944 | 2872944, 2872944NX, 2872944RX |
| Cummins 3687930 | 3687930, 3687930NX, 3687930RX |
| Continental / VDO | 5WK96740A, 5WK9 6740A, 5WK96740B, 5WK9 6740B, A2C95990700-01, A2C9599070001, A2C95990700 |
| Dinex | 5EL012 |
| Nernex | 20.220321 |
| Dorman | 904-6009 |
| Automann | 577.90652 |
| Denso | 170-1002 |
| FSS Emission Products | 26870-FSS |
| Skyline | SNX001 |
| Skyline | ANX001 |
| Global Emission Systems | SENN-0022XF |
Compatible Cummins Engine and Truck Applications
Dinex 5EL012 is designed for applicable heavy-duty commercial trucks equipped with compatible Cummins EPA10 engines and the matching inlet / upstream NOx sensor configuration. Dinex specifically identifies Kenworth T680 and T880, Peterbilt 367, 389, 567 and 579, and International ProStar, LoneStar, MV625 and LT625 applications for this sensor family.
- Cummins Engine Platforms: Applicable ISX11.9 / ISX12 and ISX15 EPA10 configurations using the matching 4326870 / 2872944 / 3687930 sensor family
- Kenworth: T680, T880 and additional compatible Cummins-powered configurations including T660, T700, T800 and W900 where the OEM sensor number matches
- Peterbilt: 367, 389, 567, 579 and applicable 386, 388 and 587 configurations
- International / Navistar: ProStar, LoneStar, MV625 and LT625 in applicable Cummins-powered configurations
- Freightliner: Applicable Cascadia, Columbia, Coronado and XC chassis equipped with compatible Cummins engines
- Volvo: Applicable VNL configurations factory-equipped with compatible Cummins engines
- Western Star: Applicable 4900EX, 4900FA, 4900SA and 6900XD Cummins-powered configurations
- Sensor Position: Inlet / upstream / pre-SCR
- Electrical System: 12 Volt
- Connector: 4-terminal / 4-pin interface
- Emissions Standard: EPA10
Fitment Verification: NOx sensor applications can vary by engine family, vehicle configuration, model year, emissions system, sensor position, voltage, connector type, cable length, and software calibration. Always verify exact compatibility using the OEM number stamped on the original sensor or control module, vehicle identification number (VIN), or Cummins engine serial number (ESN) before ordering.
Dinex 2nd Generation Inlet NOx Sensor Specifications
| Product Type | Nitrogen Oxide (NOx) Sensor |
| Dinex Part Number | 5EL012 |
| Primary OEM Number | 4326870 |
| Sensor Technology | Dinex 2nd Generation |
| Sensor Position | Inlet / Upstream / Pre-SCR |
| Voltage | 12V |
| Connector | 4-Terminal / 4-Pin Interface |
| Exhaust Emission Norm | EPA10 |
| Length | 792.99 mm (31.22 inches) |
| Width | 65.02 mm (2.56 inches) |
| Height | 41.40 mm (1.63 inches) |
| Net Weight | 0.39 kg (0.85 lb) |
| Warranty | Industry-Leading 2-Year Unlimited Mileage Warranty |
Important Fitment Note: NOx sensors can vary by engine family, vehicle configuration, model year, emissions system, sensor position, voltage, connector type, cable length, and software calibration. Always match the replacement sensor to the exact OEM number stamped on the original sensor or control module, or verify compatibility using the VIN, Cummins engine serial number, or official service information before purchasing. Product images and technical drawings are for reference only.
California Proposition 65 Warning: WARNING: This product can expose you to chemicals known to the State of California to cause cancer or reproductive harm. For more information, visit www.P65Warnings.ca.gov.
