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MPI

MP40PH-3C

DiscontinuedPassenger locomotivesIntroduced Produced 2006–MPI MP40PH-3C family
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MPIMP40PH-3C
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  • Plate 01Go Train locomotive engine (MP40PH-3C) - Sheer Power

    Tarun SinghWatch on YouTube

  • Plate 02Sounder MP40PH-3C No. 922 Puts on a Magnificent K5LA Horn Show

    Metra MP36 407 - Ferrocarril Chicago シカゴ鉄道Watch on YouTube

  • Plate 03Engines of GO Transit: MP40PH-3C

    GamingRailfannerWatch on YouTube

  • Plate 04The howl of the GO Transit MPI MP40PH-3C

    TheSubatomicCheeseWatch on YouTube

Produced

2006–

Power

4,000 hp (3,000 kW)[1]

Preceded by
First in line
This tool
MP40PH-3C
Succeeded by
MP40PHTC-T4AC
All related

What is it?

The MP40PH-3C is a model in the MPI MPXpress line of diesel-electric passenger locomotives built by MotivePower. The source states that it uses a larger 16-cylinder EMD 710 G3B series diesel engine, EMD alternator and traction motors, and that it was developed in response to a request for locomotives capable of 4,000 hp, hauling 12 passenger cars, and traveling up to 93 mph.

What can it run?

Process applications and technology nodes documented for this tool.

  • Commuter rail service

What do the numbers mean?

Power & electrical1

Power output
4,000 hp (3,000 kW)[1]
Accurate?

Configuration & options5

Power type
Diesel-electric[1]
Accurate?
Builder
MotivePower[1]
Accurate?
Prime mover
EMD 16-710G3B-T2[1]
Accurate?
Maximum speed
93 mph (150 km/h)[1]
Accurate?
Tractive effort
85,000 lbf (380 kN)[1]
Accurate?

Vintage & configurations

  1. 2006Production start[1]

    GO Transit placed an order for 27 MP40PH-3C locomotives in 2006.

  2. 2007Production start[1]

    GO Transit order units were built and delivered beginning in 2007.

  3. 2011First Tier 3 upgrade[1]

    MotivePower upgraded the MP40PH-3C to comply with the EPA's Tier 3 emissions standard.

Documented models & variants

DesignationGenerationVintageChangesSource
Tier 3-compliant MP40PH-3C—2011Upgraded in 2011 to comply with the EPA's Tier 3 emissions standard; three such locomotives were built for Sounder commuter rail, and ten additional locomotives for GO Transit are also Tier 3 compliant.en.wikipedia.org[1]
MP40PH-3C converted to MP54AC—2015One GO Transit MP40PH-3C (unit 647) was converted into the first MP54AC prototype by replacing the EMD prime mover and HEP motor with twin Cummins engines.en.wikipedia.org[1]
LineageSucceeded by MP40PHTC-T4ACAll related models
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What replaced it?

  • successorMPI MP40PHTC-T4AC— The MP54AC was developed to offer higher performance than the MP40PH-3C, and the first prototype was converted from an MP40PH-3C.source[1]
  • siblingMPI MP54AC— The MP54AC was developed as a higher-performance Tier 4 model relative to the MP40PH-3C, and the first prototype was converted from an MP40PH-3C.source[1]

What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • Power output4,000 hp (3,000 kW)[1]

Where are the manuals?

Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.

Not publicly documented

Field notes

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Not publicly documented

The following facts about the MP40PH-3C are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

  • The control-system platform and OS era of the MP40PH-3C are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • No publicly documented failure modes or field errata for the MP40PH-3C are on record.

    Answerable by: a field service engineer, process engineer, or maintenance technician

  • The process node or technology generation of the MP40PH-3C is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the MP40PH-3C are on record.

    Answerable by: an OEM parts catalog or a service engineer

  • No publicly hosted manuals, SOPs, or datasheets for the MP40PH-3C are on record.

    Answerable by: university cleanroom staff or an OEM application specialist

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Sources & citations

Sources (1)Every fact above is drawn from these public sources
  1. [1]en.wikipedia.org — en.wikipedia.orgen.wikipedia.org
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Last updated Jul 29, 2026.