Industrial Generator Brands – Capacity, Specs & Spare
Parts Supply
1. MTU (Rolls-Royce Power Systems)
Capacity Range:
- Very
high capacity industrial gensets up to 4000 kVA and above (prime
& standby) for heavy industrial, commercial, and utility applications
Typical Specifications:
- Diesel
& gas engine options
- 50/60
Hz operation
- Heavy
duty cooling systems
- Ideal
for data centers, utilities, large manufacturing
Spare Parts & Supply:
- OEM
engines and major components
- Alternator
components (bearings, AVR, exciters)
- Fuel
& oil system parts
- Control
panels (Deep Sea/ComAp)
- Global
authorized service network
Use Case:
- Hospitals,
airports, petrochemical, grid support
Capacity Range:
- Commercial
to industrial: 20 kVA – 2500 kVA (and custom higher ratings)
- Typical
Specifications:
- Heavy
duty diesel engines (turbocharged options)
- Prime
& standby configurations
- ATS
(Automatic Transfer Switch) integration
- Spare
Parts & Supply:
- Genuine
Cummins engine spares
- Filters,
injectors, liners, gaskets
- Fuel
pumps, sensors
- Global
parts stock and dealer support
Use Case:
- Medium to large industrial & commercial power
3. Perkins
Capacity Range:
- Light
to heavy industrial gensets 10 kVA – ~2000 kVA
Typical Specifications:
- Efficient
diesel engines, worldwide parts availability
- Good
balance of performance & life cycle cost
Spare Parts & Supply:
- OEM
parts via authorized channels
- Filters
& consumables
- Engine
rebuild kits
Use Case:
- Commercial facilities, infrastructure projects
4. FG Wilson (Cat-owned)
Capacity Range:
- 15
kVA – 2000 kVA
Typical Specifications:
- Branded
engines (often Perkins/Cummins)
- Commercial
& industrial packages
Spare Parts & Supply:
- OEM
interchangeable parts
- Control
modules
- Alternator
spares
Capacity Range:
- Diesel
gensets up to ~3750 kVA with HHP heavy power series
- Typical
Specifications:
- Engines
from Cummins/others
- Emission-compliant
units (CPCB/EPA norms)
- Prime
& standby
Spare Parts & Supply:
- Full
OEM support via distributor network
- Control
systems (ComAp/Deep Sea)
- Service
& AMC options
Capacity Range:
- Mid-range
industrial 50 kVA – 800 kVA
- Typical
Specifications:
- Reliable
operation
- Suitable
for medium industrial load
Spare Parts & Supply:
- Standard
parts via regional dealer networks
Capacity Range:
- Commercial/industrial
up to ~750 kVA
- Typical
Specifications:
- High
quality engines, low noise
Spare Parts & Supply:
- OEM
parts, global service availability
Capacity Range:
- Industrial
gensets around 30 kVA – 700 kVA
Typical Specifications:
- Diesel
engines with EU emissions compliance
Spare Parts & Supply:
- Dealer
networks supply normal spares
Capacity Range:
- Small
to mid-range 10 kVA – 500 kVA
- Typical
Specifications:
- Compact
diesel gensets, good for backup power
Spare Parts & Supply:
- OEM
spares widely available
Kohler SDMO
- Range:
~15 kVA – ~380 kVA Reddit
- Strong
in commercial applications
Ricardo
- Range:
5 kVA – 1250 kVA
Weichai / Lovol / Chinese OEMs
- Range:
10 kVA – 3000 kVA (varies widely)
- Competitive
price, global parts support varies
Smaller Portable Brands
- Honda, Tiger, Golden Power (mainly <10 kVA)
Typical Generator Specifications (Industrial)
For each brand, genset specifications roughly follow this
structure:
|
Power
(kVA) |
Engine |
Alternator |
Fuel |
Controller |
Typical
Use |
|
20–100 kVA |
Perkins /
Yanmar |
Stamford/Mecc
Alte |
Diesel |
Deep Sea /
SmartGen |
Small
facilities / backup |
|
100–500 kVA |
Cummins /
Deutz |
Leroy-Somer /
Stamford |
Diesel |
ComAp / Deep
Sea |
Medium
industrial |
|
500–2000 kVA |
Cummins / MTU |
Stamford /
Mecc Alte |
Diesel / Gas |
ComAp / Deep
Sea |
Large
industrial |
|
2000–4000
kVA+ |
MTU / Sudhir |
Stamford /
Leroy-Somer |
Diesel/Gas |
ComAp / Allen
Brady |
Heavy duty,
continuous load |
(Power factors typically 0.8 lag; 50/60 Hz options; automatic transfer systems available.)
Spare Parts & Service Support (General)
Good spare parts support is crucial. Industrial generators
generally require the following categories:
Engine Spares
- Filters
(fuel, oil, air)
- Pistons,
rings, liners
- Fuel
injectors & pumps
- Bearings
& gaskets
Alternator Spares
- AVR
& excitation parts
- Bearings
& slip rings
- Windings
(stator/rotor), insulators
Control & Electrical
- Controller
modules (Deep Sea, SmartGen, ComAp)
- Sensors
(temp, oil pressure)
- Wiring
harnesses
Auxiliary
- Starter
motor & solenoid
- Batteries
& chargers
- Cooling
system parts (radiator, fans)
Spare Parts Supply Notes:
- OEM
parts ensure reliability and warranty compliance.
- Many
brands have authorized dealer networks for parts and service in
Bangladesh and globally.
Choosing by Capacity
- Heavy
Industrial (1000 kVA – 4000 kVA+): MTU, Cummins, Sudhir
- Large
Industrial (500 kVA – 2000 kVA): Cummins, Perkins, FG Wilson
- Mid
Commercial (100 kVA – 500 kVA): Doosan, Volvo Penta, Deutz
- Small
Commercial (10 kVA – 100 kVA): Perkins, Ricardo, Yanmar, Kohler
- Portable
/ Backup (<20 kVA): Honda, Golden Power
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