Generator set, Engine unit and spare parts

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Cummins 6BTAA5.9-G2 Generator Drive Engine

Power:

50Hz: 120 kW/ 161 HP @1500 rpm; 60Hz: 132 kW/ 177 HP @1800 rpm

Rating Type

Prime Power

Type:

6 Cylinders in Line, 4 Stroke Diesel

Application:

G-Drived Engine

Packing Size:

1300*900*1200 mm

Weight:

500kg

HS Code:

840890

Technical Specification of Cummins 6BTAA5.9-G2 Generator Drive Engine

Engine Model

Cummins 6BTAA5.9-G2

Fuel System

BYC PB/ ELECTRONIC GOVERNOR

Type

6 Cylinders in Line, 4 Stroke Diesel

Aspiration

Charge Air Cooled

Prime Power @50hz

120 kW/ 161 HP @1500 rpm

Prime Power @60hz

132 kW/ 177 HP @1800rpm

Standby Power @50hz

130 kW/ 174 HP @1500 rpm

Standby Power @60hz

145 kW/ 194 HP @1800 rpm

Fuel Consumption @50hz

Standby: 34.0 L/h; Prime: 30.0 L/h

Fuel Consumption @60hz

Standby: 38.0 L/h; Prime: 34.0 L/h

Bore

102 mm

Stroke

120 mm

Displacement

5.9L

Compression Ratio

17.3:1

Dry Weight

411kg

Emission

N/A

General Information of Cummins 6BTAA5.9-G2 Generator Drive Engine

Product Description

The Cummins 6BTAA5.9-G2 Generator Drive Engine is a 5.9L, 6-cylinder, charge-air cooled diesel engine manufactured by Dongfeng Cummins. Offering 120–130 kW at 1500 rpm and 132–145 kW at 1800 rpm, it is built for high-performance generator sets that require maximum reliability, efficiency, and durability in both prime and standby duty cycles.

Equipped with a BYC PB direct injection fuel system and an electronic governor, the 6BTAA5.9-G2 delivers stable frequency control, excellent fuel economy, and long service life, making it ideal for commercial, industrial, and backup power generation.


Specifications

  • Engine Model: Cummins 6BTAA5.9-G2
  • Application: Generator Drive Engine
  • Displacement: 5.9 L
  • Configuration: 6-cylinder, in-line, 4-cycle
  • Bore × Stroke: 102 × 120 mm
  • Compression Ratio: 17.3:1
  • Aspiration: Turbocharged & Charge-Air Cooled
  • Fuel System: BYC PB Direct Injection, Electronic Governor
  • Governor Regulation: ≤3%

Power Ratings:

  • (50Hz): Standby: 130 kW/ 174 HP @1500 rpm; Prime: 120 kW/ 161 HP @1500 rpm
  • (60Hz): Standby: 145 kW/ 194 HP @1800 rpm; Prime: 132 kW/ 177 HP @1800 rpm

Fuel Consumption:

  • 1500 rpm: 100% Load (130/120 kW): 34.0 / 30.0 L/h
  • 1800 rpm: 100% Load (145/132 kW): 38.0 / 34.0 L/h

Weight: ~411 kg (wet)


Product Advantages

  • Higher Output Range – Provides 120–145 kW for demanding genset applications.
  • Charge-Air Cooling – Improves combustion efficiency and durability.
  • Fuel Efficient – Optimized fuel consumption from 30.0 to 38.0 L/h.
  • Stable Frequency Control – Electronic governor with ≤3% regulation.
  • Trusted Cummins Reliability – Backed by genuine parts and global service support.


Key Features

  • Turbocharged & charge-air cooled design for high performance.
  • Dual-speed ratings for 1500/1800 rpm (50Hz & 60Hz).
  • Compact and durable 6-cylinder platform.
  • BYC PB direct injection system with electronic governor.
  • Proven Cummins B Series technology for long-term operation.


Applications

The Cummins 6BTAA5.9-G2 Diesel Engine for Generator Sets is ideal for:

  • Commercial Backup Generators – offices, telecom, retail, and data centers.
  • Industrial Power Systems – factories, workshops, and construction.
  • Residential & Estate Power – reliable medium-to-large home standby gensets.
  • Rental & Mobile Gensets – high-output portable power solutions.


Product Availability

The Cummins 6BTAA5.9-G2 Generator Drive Engine is available globally with genuine Cummins warranty, after-sales service, and spare parts, ensuring efficient and reliable long-term power generation.

Download of Cummins 6BTAA5.9-G2 Generator Drive Engine Datasheet

Model

Datasheet

Drawing

Service Manual

Cummins 6BTAA5.9-G2

Download

Download

Model

Cummins 6BTAA5.9-G2

Power

Emission

Datasheet

Drawing

Download

Service Manual

Download

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