Perkins 403EA-11 Diesel Engine 1.1L 22.1kW For Small excavator

Perkins 403EA-11 Diesel Engine for Sale – Product Overview

The Perkins 403EA-11 is a 1.1L three-cylinder diesel engine designed for compact equipment requiring reliable, fuel-efficient power. As a recognized Perkins engine supplier in China, ZEB Power provides OEMs, generator manufacturers, and machinery rebuilders with genuine engines, replacement solutions, and compatible parts.

Key Specifications

Displacement: 1.1 L
Rated Power: 22.1 kW
Fuel Efficiency: 8%–12% better fuel economy compared to similar small diesel engines
Noise Level: < 85 dB
Emission Standard: China NRIII / EPA Tier 3
Fuel Compatibility: Diesel / Biodiesel

Main Advantages

Low-Noise Structure: Optimized intake, exhaust, and vibration isolation
Eco-Friendly: Compliant with Tier 3 non-road emission standards
Flexible Fuel Options: Supports diesel and biodiesel
Easy OEM Integration: Modular mounting system fits mini excavators, small tractors, portable gensets, and compact loaders

Perkins 403EA-11 – Common Issues & Troubleshooting Guide

This guide applies to the Perkins 403EA-11, Perkins 403C-11 engine, and other Perkins 403 Series models used in construction machinery, agricultural equipment, and small generator sets.

1. Fuel System Troubleshooting

If the engine shows low power, white smoke, or difficulty starting, inspect:
Injectors with poor atomization → clean or replace
Fuel pump pressure output
Clogged fuel filter → causes insufficient fuel flow and power loss
Maintenance Tip: Replace the fuel filter every 250–500 hours.

2. Cooling System Overheating

Typical causes:
Low or leaking coolant
Radiator blockage / oil-covered cooling fins
Loose or worn fan belt
Worn water pump reducing circulation
Thermostat stuck or opening too little
Damaged head gasket causing coolant mixing
Poor machine-room ventilation
Overloading or excess fuel delivery
Solution: Inspect coolant level, radiator fins, water pump, thermostat, and belt tension step by step.

3. Lubrication & Oil System Problems

Check these issues if you experience low oil pressure or abnormal noise:
Blocked oil filter
Worn oil pump
Oil line leakage
Wrong oil grade causing poor lubrication

4. Valve Train Tapping Noise (“Ticking”)

Causes include:
Damaged valve springs
Worn or broken tappets
Excessive valve clearance
Abnormal wear on valve stems or locks
Insufficient lubrication at the cylinder head
Solution: Adjust valve clearance and replace damaged components.

5. Electrical System Faults

For warning alarms, shutdown protection issues, or starting failures:
Troubleshooting should be done by qualified technicians
Follow official procedures for fault-code scanning
Always use genuine Perkins parts
Perform repairs in a clean, well-lit environment

Not sure if this 403EA-11 engine fits your machine? Send us your Engine Serial Number (ESN) — we will match it within 30 minutes.

Engine application

Suitable for equipment requiring compact, fuel-efficient power systems, including:
Small tractors and agricultural machinery
8–20 kVA small generator sets
Mini excavator, mini loader
Small high-pressure pumps, air compressors, compactors and other engineering equipment

ZEB Power collaborates with the authorized Perkins's Tier 1 dealer more than 15 years  in China. We welcome enquiries for quotations and stock verification.
Tell us your equipment model (Generators / Loader / Drilling / Underground Truck), we will recommend the correct configuration.

Available Parts List

We maintain large stock for core components for fast shipment — injectors, pistons, rings, bearing, connecting rod, pumps, gaskets turbos, overhaul kits etc,. always ready.”
We supply Genuine/OEM and remanufactured options — tell us your budget, and we'll recommend the best choice.
Want to check today's stock? Contact us to get the latest availability list

Why Work With Us?

1.We offer 2 quality levels — Original/OEM, Remanufactured— allowing you to choose based on project budget.
2.We work with the authorized Perkins agent directly in China
3.Large real-time stock enables fast delivery for urgent mining jobs.
4.Technical team supports part matching & troubleshooting
5.We support long-term supply for distributors and mining projects.”
6.Serving mining clients in South America, Africa, CIS, Auatralia and Southeast Asia etc,.

Packaging & Shipping

Each engine undergoes strict appearance and serial number inspection before shipment and is packaged in reinforced steel-framed wooden boxes with moisture-proof and orientation labels. Key components such as ECM and fuel injectors are packaged in independent shock-proof containers and are accompanied by export certificates.
We maintain long-term cooperation with international freight forwarders and offer trade terms such as CIF, FOB, and DDP according to customer requirements. Customers in Africa and Southeast Asia usually choose LCL or FCL shipping by sea, with an average delivery cycle of 18–25 days.

Customer's Vital Interests

Q1: If my budget is limited, can you provide flexible purchasing options?

A1: Absolutely. We offer flexible sourcing options — a smart mix of genuine, OEM-quality, and remanufactured parts — to help you stay within budget while maintaining reliability and performance.

Q2: How do you ensure the authenticity and accuracy of parts or engines?

A2: Every quotation is based on your engine serial number and unique part number, ensuring 100% accuracy. Before shipment, we send actual product photos for confirmation — what you see is what you get.

Q3: How is your logistics capability?

A3: We’ve worked with our logistics partners for over 10 years, offering reliable road, air, and sea freight options. We balance speed and cost to deliver your orders safely and on time.

Q4: Can you maintain stable inventory and prices over the long term?

A4: Yes. Thanks to our 10+ years of partnership with Perkins authorized distributors in China, we maintain steady inventory and stable pricing — giving you reliable supply year-round.

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