4012-46TAG0A Diesel Engine <br> 1250 KVA @ 1500 RPM

4012-46TAG0A Diesel Engine
1250 KVA @ 1500 RPM



The Perkins 4000 Series family of 6, 8, 12 and 16 cylinder diesel engines was designed in advance of today’s uncompromising demands within the power generation industry and includes superior performance and reliability. The 4012-46TAG0A ElectropaK is a turbocharged, air‑to‑air charge cooled, 12 cylinder diesel engine. The premium design and specification features of this engine provide economic and durable operation as well as exceptional power to weight ratio, improved serviceability and low gaseous emissions. This model in the Perkins 4012 diesel engine range gives our customers leading overall performance and reliability essential to the power generation market.



Number of cylinders : 12 60º Vee form
Bore and stroke 160 x 190 mm 6.3 x 7.5 in
Displacement 45.842 litres 2797 in3
Aspiration Turbocharged and air to air charge cooled
Cycle 4 stroke
Combustion system Direct injection
Compression ratio 13.6:1
Rotation Anti-clockwise, viewed from flywheel end
Total lubricating capacity 177 litres 46.7 US gal
Cooling system Water-cooled
Total coolant capacity 210 litres 55.5 US gal



Economic power

  • Individual four valve per cylinder heads give optimised gas flows, whilst digitally governed unit fuel injectors ensure ultra-fine fuel atomisation and hence controlled rapid combustion, for efficiency and economy
  • Commonality of components with other engines in the 4000 Series family allows reduced parts stocking levels

Reliable power

  • l Developed and tested using latest engineering techniques
  • l Piston temperature are controlled by an advanced gallery jet cooling system
  • l All engines are tolerant of a wide range of temperatures without derate

Clean, efficient power

  • Exceptional power to weight ratio and compact size for easier transportation and installation
  • New designed radiator assemblies with corrosion inhibiting powder coated finish; fewer pipe joints and easier access to reduce maintenance times
  • Designed to provide excellent service access for ease of maintenance
  • Engines designed to comply with major international standards
  • Low gaseous emissions that will satisfy the requirements of ½ TA Luft (1986)

Product support excellence

  • Perkins actively pursues product support excellence by ensuring our distribution network invest in their territory – strengthening relationships and providing more value to you, our customer
  • Through an experienced global network of distributors and dealers, fully trained engine experts deliver total service support around the clock, 365 days a year. They have a comprehensive suite of web based tools at their fingertips covering technical information, parts identification and ordering systems, all dedicated to maximising the productivity of your engine
  • Throughout the entire life of a Perkins engine, we provide access to genuine OE specification parts and service. We give 100% reassurance that you receive the very best in terms of quality for lowest possible cost .. wherever your Perkins powered machine is operating in the world



Air inlet

  • Mounted air filters and turbochargers

Fuel system

  • Direct fuel injection system with fuel lift pump
  • Governing to ISO 8528-5 class G2 with isochronous capability
  • Full-flow spin-on fuel oil filters

Lubrication system

  • Wet sump with filler and dipstick
  • Full-flow spin-on oil filters
  • Engine jacket water/oil temperature stabiliser

Cooling system

  • Two twin thermostats
  • System designed for ambients up to 50ºC
  • Powder coated radiator comprising: water radiator; air charge cooled radiator; fuel oil cooling (optional); all pipes, hoses and clips; fan; pulleys; fan belts and safety guards

Electrical equipment

  • 24 volt starter motor and 24 volt alternator with integral regulator and DC output
  • Overspeed switch and magnetic pickup
  • Turbine inlet temperature shutdown switch
  • Twin low oil pressure shutdown switches Flywheel and housing
  • Flywheel to SAE J620 size 18
  • SAE 00 flywheel housing

Optional equipment

  • Fuel oil cooler integral to the radiator assembly
  • Immersion heater with thermostat


Full Product Specs