403F-15 Industrial Diesel Engine

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The Perkins 400 Series is an extensive family of engines in the 0.5-2.2 litre range. The 3 cylinder 403F-15 model is one of Perkins smallest engines, combining performance, low operating costs and an ultra-compact package. From a packaging point of view, the 403F-15 is the ideal engine for small industrial applications. Its simple, robust mechanical fuel system makes it easy to install and maintain.

1.5 litre, 3 cylinder

18.4 kW (24.6 hp)

Certified to U.S. EPA Tier 4 Final emission standards

A practical solution for you to upgrade to the latest emissions standards with minimum machine change and development costs, and a common machine for export markets.

Power Rating

Minimum Power 24.6 HP 18.4 kW Less
Maximum Power 24.6 HP 18.4 kW Less
Maximum Torque 63.4 lb-ft @ 1800 rpm 86.0 Nm @ 1800 rpm Less
Rated Speed 2200/2800 rpm 2200/2800 rpm Less

Emission Standards

Emissions U.S EPA Tier 4 Final. U.S EPA Tier 4 Final. Less


Bore 3.3 in 84.0 mm Less
Stroke 3.5 in 90.0 mm Less
Displacement 91.0 in³ 1.4 l Less
Aspiration Naturally aspirated Naturally aspirated Less
Rotation from Flywheel End Anti-clockwise Anti-clockwise Less
Combustion System Indirect injection Indirect injection Less
Cooling System Liquid Liquid Less
Cycle 4 stroke 4 stroke Less
Number of Cylinders 3 inline 3 inline Less
Compression Ratio 22.5:1 22.5:1 Less


Note 1 *Final dimensions dependent on selected options *Final dimensions dependent on selected options Less

Engine Dimensions*

Width 17.9 in 453.0 mm Less
Length 22.5 in 572.0 mm Less
Height 25.3 in 643.0 mm Less
Dry Weight 327.0 lb 148.0 kg Less

Compact design

Up to 18.4 kW (24.7 hp) from an engine envelope of 0.11 m2 (3.8 ft2)

Easy installation

Durable and reliable

Product design and process improvements enhance both engine reliability and durability

The introduction of a simple electronic governor system gives customers the flexibility of electronic machine integration if needed

A standard two-year warranty demonstrates our confidence in durability and reliability

Low operating costs

Approved for operation on biodiesel* concentrations of up to 20%

Engine durability and reliability, the warranty offering and ease of installation combine to drive down the cost of ownership. We provide one-year warranties for constant speed engines and two-year warranties for variable speed models, as standard

Product support

With highly trained Perkins distributors in thousands of communities in over 180 countries, you are never far away from expert product knowledge, genuine parts and a range of advanced diagnostic technology for keeping your engine in peak condition

To find your local distributor: www.perkins.com/distributor

403F-15 Industrial Diesel Engine Standard Equipment

Air inlet system
  • Cast iron exhaust manifold -side outlet
  • Inlet manifold

Control system
  • Alternator 12 volt 40 amp with DC output
  • Electronic controlled governing
  • Starter motor 12 volt

Cooling system
  • Belt driven coolant pump
  • Coolant temperature switch
  • Cooling fan

Fuel system
  • Fuel injection pump
  • Split element fuel filter

  • Cast iron engine block
  • Flywheel and flywheel housing
  • Cold start capability to -20°C (-4°F) (aided)
  • Cold start capability to -20°C (-4°F) (aided)
  • Glow plug starting aid
  • Flywheel and flywheel housing
  • Glow plug starting aid

Oil system
  • Lubricating oil pressure switch
  • Lubricating oil sump
  • Spin-on lubricating oil filter

Power take-off (PTO)