Mobil Delvac MX™ ESP S 10W-40

Mobil commercial-vehicle-lube , 中国

Synthetic Technology

Product Description

Mobil Delvac MX™ ESP S 10W-40 is a synthetic technology extra high performance diesel engine oil that helps extend engine life on and off-highway applications while delivering outstanding performance in modern, high-output, low-emission engines including those with Diesel Particulate Filters (DPFs).


Features and Benefits

Mobil Delvac MX™ ESP S 10W-40 is formulated with optimized base oil and additive technology to provide a strong foundation for oxidation resistance, soot handing and wear control to help long engine life and extend drain intervals.


The key benefits include:


Advantages and Potential Benefits

Enhanced soot-viscosity control

Help to maintain engine efficiency, long engine life and long oil life

Outstanding thermal and oxidative stability

Reduced low temperature sludge build-up and high temperature deposits

TBN reserves

Helps to improve corrosion protection and to extend drain intervals

Stay-in-grade shear stability

Helps to maintain viscosity in severe, high temperature service for greater wear protection and long engine life

Outstanding resistance to corrosive and abrasive wear

Long life of critical wear surfaces

Component compatibility

Long gasket, seal and after treatment device (DPF) life



Recommended by ExxonMobil for use in:

• Heavy duty diesel engines including China V/VI and Euro V/VI modern low emissions vehicles(1) , utilizing technologies such as Diesel Particulate Filter (DPF), Selective Catalytic Reduction (SCR), Continuously Regenerating Traps (CRT), Diesel Oxidation Catalysts (DOC) and Exhaust Gas Recirculation (EGR)

• On-highway light and heavy-duty trucking

• Off-highway industries including construction, mining, quarrying, and agriculture.

(1)  For detailed lubes requirement and application, please refer to the vehicle service manual


Specifications and Approvals


This product has the following approvals:

Cummins CES 20081

Cummins CES 20086


This product meets or exceeds the requirements of:



Properties and Specifications




SAE 10W-40

Kinematic Viscosity @ 40 C, mm2/s, ASTM D445


Kinematic Viscosity @ 100 C, mm2/s, ASTM D445


Viscosity Index, ASTM D2270


Ash, Sulfated, mass%, ASTM D874


Total Base Number, mgKOH/g, ASTM D2896


Pour Point, °C, ASTM D97


Flash Point, Cleveland Open Cup, °C, ASTM D92


Density @ 15 C, g/ml, ASTM D1298



Health and safety

Health and Safety recommendations for this product can be found on the Material Safety Data Sheet (MSDS) @

All trademarks used herein are trademarks or registered trademarks of Exxon Mobil Corporation or one of its subsidiaries unless indicated otherwise.


ExxonMobil (China) Investment Co. Ltd
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30 Tian Yao Qiao Road
Shanghai 2000030

+86 21 24076000

Typical Properties are typical of those obtained with normal production tolerance and do not constitute a specification.  Variations that do not affect product performance are to be expected during normal manufacture and at different blending locations.  The information contained herein is subject to change without notice. All products may not be available locally. For more information, contact your local ExxonMobil contact or visit 
ExxonMobil is comprised of numerous affiliates and subsidiaries, many with names that include Esso, Mobil, or ExxonMobil. Nothing in this document is intended to override or supersede the corporate separateness of local entities. Responsibility for local action and accountability remains with the local ExxonMobil-affiliate entities.