Cost of Power Generator Repair in Nairobi

Installation Services Costs

Service Description Small Generators (Up to 10 KVA) Medium Generators (10-50 KVA) Large Generators (50-200 KVA) Industrial Generators (200+ KVA)
Basic Installation & Setup Ksh 8,000 – 15,000 Ksh 20,000 – 35,000 Ksh 50,000 – 80,000 Ksh 100,000 – 250,000
Foundation & Base Preparation Ksh 5,000 – 10,000 Ksh 15,000 – 25,000 Ksh 30,000 – 50,000 Ksh 80,000 – 150,000
Fuel System Installation Ksh 10,000 – 18,000 Ksh 20,000 – 35,000 Ksh 40,000 – 70,000 Ksh 90,000 – 180,000
Electrical Wiring & Connection Ksh 12,000 – 20,000 Ksh 25,000 – 40,000 Ksh 50,000 – 90,000 Ksh 120,000 – 250,000
Control Panel Installation Ksh 8,000 – 15,000 Ksh 18,000 – 30,000 Ksh 35,000 – 60,000 Ksh 80,000 – 150,000
Automatic Transfer Switch (ATS) Installation Ksh 15,000 – 25,000 Ksh 30,000 – 50,000 Ksh 60,000 – 100,000 Ksh 120,000 – 200,000
Exhaust System Installation Ksh 8,000 – 15,000 Ksh 18,000 – 30,000 Ksh 35,000 – 60,000 Ksh 80,000 – 150,000
Cooling System Setup Ksh 10,000 – 18,000 Ksh 20,000 – 35,000 Ksh 40,000 – 70,000 Ksh 90,000 – 160,000
Canopy/Housing Installation Ksh 5,000 – 10,000 Ksh 12,000 – 20,000 Ksh 25,000 – 45,000 Ksh 60,000 – 120,000
Complete Turnkey Installation Ksh 50,000 – 100,000 Ksh 120,000 – 200,000 Ksh 250,000 – 450,000 Ksh 600,000 – 1,500,000

Repair Services Costs

Service Description Cost Range (Ksh)
Diagnostic Services
Basic Diagnostic & Troubleshooting Ksh 2,000 – 5,000
Comprehensive System Diagnostic Ksh 5,000 – 12,000
Load Bank Testing Ksh 8,000 – 20,000
Engine Repairs
Minor Engine Repair Ksh 8,000 – 25,000
Major Engine Overhaul Ksh 50,000 – 200,000
Engine Cylinder Head Repair Ksh 25,000 – 80,000
Piston & Ring Replacement Ksh 30,000 – 100,000
Crankshaft Repair/Replacement Ksh 40,000 – 150,000
Engine Block Repair Ksh 60,000 – 250,000
Valve Adjustment & Repair Ksh 8,000 – 25,000
Fuel System Repairs
Fuel Pump Repair Ksh 8,000 – 30,000
Fuel Injector Cleaning/Repair Ksh 10,000 – 35,000
Fuel Tank Cleaning & Repair Ksh 5,000 – 20,000
Fuel Line Replacement Ksh 5,000 – 18,000
Carburetor Repair/Overhaul Ksh 8,000 – 25,000
Electrical System Repairs
Alternator Repair Ksh 10,000 – 40,000
Starter Motor Repair Ksh 8,000 – 30,000
Battery Charging System Repair Ksh 5,000 – 20,000
Wiring Harness Repair Ksh 8,000 – 35,000
Control Panel Repair Ksh 10,000 – 50,000
Voltage Regulator Repair Ksh 8,000 – 25,000
Cooling System Repairs
Radiator Repair/Cleaning Ksh 8,000 – 25,000
Water Pump Repair Ksh 10,000 – 35,000
Thermostat Replacement Ksh 3,000 – 10,000
Coolant System Flush Ksh 4,000 – 12,000
Exhaust System Repairs
Muffler Repair/Replacement Ksh 8,000 – 30,000
Exhaust Manifold Repair Ksh 15,000 – 50,000
Exhaust Pipe Replacement Ksh 5,000 – 20,000
Oil System Repairs
Oil Pump Repair Ksh 10,000 – 35,000
Oil Cooler Repair Ksh 12,000 – 40,000
Oil Pan Repair Ksh 8,000 – 25,000
Emergency Repair Services
Emergency Callout (Same Day) Ksh 5,000 – 15,000
After Hours/Weekend Service Ksh 8,000 – 20,000

Maintenance Services Costs

Service Description Cost Range (Ksh)
Routine Maintenance
Basic Service (Oil Change, Filter) – Small Generator Ksh 3,000 – 8,000
Basic Service – Medium Generator Ksh 8,000 – 15,000
Basic Service – Large Generator Ksh 15,000 – 30,000
Basic Service – Industrial Generator Ksh 30,000 – 60,000
Comprehensive Maintenance
Minor Service (Every 250 Hours) Ksh 8,000 – 25,000
Major Service (Every 500 Hours) Ksh 20,000 – 60,000
Annual Service Contract – Small Generator Ksh 35,000 – 80,000
Annual Service Contract – Medium Generator Ksh 80,000 – 150,000
Annual Service Contract – Large Generator Ksh 150,000 – 300,000
Annual Service Contract – Industrial Generator Ksh 300,000 – 800,000
Specific Maintenance Tasks
Oil Change & Filter Replacement Ksh 3,000 – 12,000
Air Filter Cleaning/Replacement Ksh 2,000 – 8,000
Fuel Filter Replacement Ksh 2,500 – 10,000
Spark Plug Replacement Ksh 2,000 – 8,000
Battery Maintenance & Testing Ksh 2,000 – 6,000
Coolant Replacement Ksh 3,000 – 12,000
Belt Inspection & Replacement Ksh 3,000 – 10,000
General Lubrication Service Ksh 2,500 – 8,000
Load Bank Testing Ksh 8,000 – 20,000
Governor Adjustment Ksh 3,000 – 10,000
Valve Clearance Check Ksh 5,000 – 15,000
Preventive Maintenance
Quarterly Inspection Visit Ksh 5,000 – 15,000
Monthly Maintenance Visit Ksh 8,000 – 25,000
24/7 Monitoring Service (Monthly) Ksh 15,000 – 50,000

Parts Repair and Replacement Costs

Engine Parts

Part Description Cost Range (Ksh)
Engine Components
Complete Engine Assembly – Small Ksh 150,000 – 350,000
Complete Engine Assembly – Medium Ksh 350,000 – 800,000
Complete Engine Assembly – Large Ksh 800,000 – 2,500,000
Cylinder Head Ksh 25,000 – 150,000
Piston Set (Complete) Ksh 15,000 – 80,000
Piston Rings Set Ksh 8,000 – 35,000
Connecting Rod Ksh 10,000 – 50,000
Crankshaft Ksh 30,000 – 200,000
Camshaft Ksh 20,000 – 100,000
Engine Block Ksh 50,000 – 300,000
Cylinder Liner Set Ksh 15,000 – 70,000
Valve Set (Intake & Exhaust) Ksh 8,000 – 40,000
Valve Springs Ksh 3,000 – 15,000
Timing Gear Set Ksh 10,000 – 50,000
Timing Chain/Belt Ksh 5,000 – 25,000
Engine Gasket Set (Complete) Ksh 8,000 – 40,000
Cylinder Head Gasket Ksh 3,000 – 15,000
Oil Pan Gasket Ksh 1,500 – 6,000

Fuel System Parts

Part Description Cost Range (Ksh)
Fuel Pump (Mechanical) Ksh 8,000 – 35,000
Fuel Pump (Electric) Ksh 10,000 – 45,000
Fuel Injection Pump Ksh 40,000 – 200,000
Fuel Injector (Single) Ksh 8,000 – 40,000
Fuel Injector Set Ksh 30,000 – 150,000
Fuel Filter Ksh 1,500 – 8,000
Fuel Tank (Small) Ksh 15,000 – 50,000
Fuel Tank (Large) Ksh 50,000 – 200,000
Fuel Lines Set Ksh 3,000 – 15,000
Carburetor Ksh 8,000 – 35,000
Fuel Pump Diaphragm Kit Ksh 2,000 – 8,000
Fuel Solenoid Valve Ksh 5,000 – 20,000
Fuel Level Sensor Ksh 3,000 – 12,000

Electrical System Parts

Part Description Cost Range (Ksh)
Alternator & Charging
Alternator (Small Generator) Ksh 15,000 – 50,000
Alternator (Medium Generator) Ksh 50,000 – 150,000
Alternator (Large Generator) Ksh 150,000 – 500,000
AVR (Automatic Voltage Regulator) Ksh 8,000 – 40,000
Voltage Regulator Ksh 5,000 – 25,000
Rectifier Ksh 3,000 – 15,000
Starting System
Starter Motor (Small) Ksh 8,000 – 30,000
Starter Motor (Medium/Large) Ksh 30,000 – 100,000
Starter Solenoid Ksh 3,000 – 12,000
Starter Drive Gear Ksh 4,000 – 15,000
Battery System
Battery 12V (Standard) Ksh 8,000 – 20,000
Battery 24V (Heavy Duty) Ksh 18,000 – 45,000
Battery Charger Ksh 8,000 – 30,000
Battery Cables Set Ksh 2,000 – 8,000
Control & Monitoring
Control Panel (Basic) Ksh 15,000 – 50,000
Control Panel (Advanced/Digital) Ksh 50,000 – 200,000
Automatic Transfer Switch (ATS) – Small Ksh 25,000 – 80,000
Automatic Transfer Switch (ATS) – Large Ksh 80,000 – 300,000
Hour Meter Ksh 2,000 – 8,000
Temperature Gauge Ksh 2,000 – 8,000
Oil Pressure Gauge Ksh 2,000 – 8,000
Voltmeter Ksh 2,000 – 10,000
Frequency Meter Ksh 3,000 – 12,000
Circuit Breaker (Standard) Ksh 3,000 – 15,000
Circuit Breaker (High Capacity) Ksh 15,000 – 60,000
Wiring & Connectors
Complete Wiring Harness Ksh 10,000 – 50,000
Ignition Coil Ksh 3,000 – 15,000
Spark Plugs (Set of 4) Ksh 2,000 – 10,000
Glow Plugs (Set) Ksh 5,000 – 20,000
Relay Set Ksh 2,000 – 10,000
Fuse Set Ksh 1,000 – 5,000

Cooling System Parts

Part Description Cost Range (Ksh)
Radiator (Small Generator) Ksh 15,000 – 50,000
Radiator (Medium/Large) Ksh 50,000 – 150,000
Water Pump Ksh 8,000 – 40,000
Radiator Fan Ksh 5,000 – 25,000
Fan Belt Ksh 1,500 – 6,000
Thermostat Ksh 2,000 – 10,000
Radiator Hoses Set Ksh 3,000 – 12,000
Radiator Cap Ksh 1,000 – 4,000
Coolant (Per Liter) Ksh 500 – 1,500
Temperature Sensor Ksh 2,000 – 10,000

Oil & Lubrication System Parts

Part Description Cost Range (Ksh)
Oil Filter Ksh 1,500 – 8,000
Oil Pump Ksh 10,000 – 45,000
Oil Cooler Ksh 12,000 – 50,000
Oil Pan Ksh 8,000 – 30,000
Oil Pressure Sensor Ksh 2,000 – 10,000
Engine Oil (15W40) – Per Liter Ksh 800 – 1,500
Synthetic Oil – Per Liter Ksh 1,500 – 3,000

Air Intake & Exhaust Parts

Part Description Cost Range (Ksh)
Air Filter (Standard) Ksh 2,000 – 10,000
Air Filter (Heavy Duty) Ksh 10,000 – 35,000
Air Cleaner Housing Ksh 5,000 – 20,000
Intake Manifold Ksh 10,000 – 45,000
Exhaust Manifold Ksh 12,000 – 50,000
Muffler/Silencer (Standard) Ksh 8,000 – 30,000
Muffler/Silencer (Industrial) Ksh 30,000 – 100,000
Exhaust Pipes Ksh 5,000 – 25,000
Turbocharger Ksh 40,000 – 200,000

Mechanical Parts

Part Description Cost Range (Ksh)
Governor Assembly Ksh 10,000 – 50,000
Flywheel Ksh 15,000 – 70,000
Mounting Brackets Set Ksh 5,000 – 20,000
Engine Mounts (Set of 4) Ksh 8,000 – 30,000
Drive Belts Set Ksh 3,000 – 15,000
Pulley Set Ksh 5,000 – 20,000
Bearings Set Ksh 8,000 – 35,000

Canopy & Housing Parts

Part Description Cost Range (Ksh)
Sound Proof Canopy (Small) Ksh 30,000 – 80,000
Sound Proof Canopy (Medium) Ksh 80,000 – 200,000
Sound Proof Canopy (Large) Ksh 200,000 – 500,000
Weather Cover Ksh 5,000 – 20,000
Ventilation Louvers Ksh 3,000 – 12,000
Canopy Door/Access Panel Ksh 5,000 – 20,000

Miscellaneous Parts

Part Description Cost Range (Ksh)
Control Module/ECU Ksh 30,000 – 150,000
Fuel Tank Cap Ksh 1,000 – 4,000
Dipstick Ksh 1,000 – 4,000
Oil Drain Plug Ksh 500 – 2,000
Hardware Kit (Bolts, Nuts) Ksh 3,000 – 12,000
Rubber Grommets Set Ksh 2,000 – 8,000
Seals & O-rings Kit Ksh 3,000 – 15,000

Additional Service Charges

Service Cost (Ksh)
Site Visit/Inspection (Within Nairobi) Ksh 2,000 – 5,000
Site Visit (Outside Nairobi, per km) Ksh 100 – 200
Transportation of Generator (Local) Ksh 5,000 – 20,000
Workshop Hourly Rate Ksh 1,500 – 4,000
Technician Callout Fee Ksh 2,000 – 8,000
Emergency Service Premium Ksh 5,000 – 15,000

Notes:

  • All prices are in Kenya Shillings (Ksh) and are approximate ranges as of 2025
  • Actual costs may vary based on generator brand, model, age, and condition
  • Prices include labor unless otherwise specified
  • Parts prices vary by brand (OEM vs aftermarket)
  • Installation and repair costs depend on site conditions and accessibility
  • Annual maintenance contracts typically include multiple service visits
  • Emergency services attract additional charges
  • VAT may be applicable on some services and parts
  • Transportation costs depend on distance and generator size
  • Complex repairs requiring specialized equipment may cost more

Recommendation: Always request a detailed quotation before authorizing any repair or installation work.

Share your love
Nairobi Online
Nairobi Online

Find services in Nairobi and Kenya, Rent an optimized listing and convert leads to business : Cleaning Services, Moving Services, Home Upgrades and Construction, Transport Services, Appliance Services, Education, Tourism and Hospitality, Pest control services, Fumigation, Local Businesses and Professionals, Service Providers, News and Trends and more!

Articles: 1016