The c-at erpillar 2030519 fuel injector ISZ13 is a high-precision genuine OEM component, specially engineered for c-at erpillar heavy-duty diesel engines, acting as the core functional part of the fuel injection system. It is primarily responsible for precise fuel suction, compression, and metered delivery, which is crucial to ensuring the engine’s stable power output, optimal fuel economy, and long-term operational reliability. Produced in ISO 9001:2015 and TS16949 certified manufacturing facilities, this ISZ13 strictly adheres to c-at erpillar’s original design standards and material specific-at ions. It adopts high-strength alloy steel as the base material, combined with advanced heat treatment and ultra-precision grinding technology, and its surface is coated with a high-performance anti-wear and anti-corrosion layer. This specialized design allows it to withstand extreme working conditions such as high temperature, high pressure, and harsh environmental erosion, effectively reducing friction between the ISZ13 and injector barrel, preventing fuel leakage, and significantly extending the service life of the entire fuel injection system. As a direct OEM replacement part, it features perfect fitment, no modific-at ion required for installation, and is backed by a 12-month limited warranty and global after-sales support, providing a reliable and cost-effective maintenance solution for c-at erpillar heavy-duty equipment users worldwide.
| Parameter | Detailed Specific-at ion | Remarks |
| Part Number | 2030519 (203-0519, CA2030519) | Genuine c-at erpillar OEM ISZ13; 100% compatible with original equipment |
| Product Type | Fuel Injector ISZ13 | Core component of fuel injection system; controls fuel suction, compression and delivery |
| Compatible Engines | c-at erpillar C15, C18, C27 Heavy-Duty Diesel Engines | Verify engine serial number (ESN) for exact compatibility before installation |
| Material | High-Strength Alloy Steel with High-Performance Anti-Wear & Anti-Corrosion Coating | High hardness, wear-resistant, corrosion-resistant; adapts to extreme harsh working environments |
| Precision Tolerance | ±0.0003mm (ISZ13 Diameter); Surface Roughness: Ra≤0.006μm | Ultra-tight fit with injector barrel; minimizes friction and fuel leakage |
| Max Working Pressure | 5850bar | Stable performance under extreme high pressure; meets c-at erpillar heavy-duty engine requirements |
| Physical Dimensions | Length: 7.85 in, Diameter: 1.96 in, Weight: 1.68 lbs (0.76 kg) | OEM-standard size; direct bolt-on fit; no modific-at ion needed for installation |
| Warranty | 12-month limited warranty | Covers manufacturing defects and performance issues; simple and efficient claim process |
| Equipment c-at egory | Compatible Models | Applic-at ion Scenarios |
| Heavy-Duty Mining Equipment | 793F, 797F mining trucks; 390F, 395F excavators; D11T, D11R bulldozers | Large-scale open-pit mining, deep mining, mining transportation, quarry operations |
| Construction & Infrastructure Machinery | 994K, 996K wheel loaders; D10T2, D11T bulldozers; large-scale road construction machinery | Heavy infrastructure projects, road construction, large-scale earthmoving, urban construction |
| Industrial Power Equipment | C15/C18/C27 industrial generator sets (5500kVA-8800kVA), industrial compressors | Large-scale industrial production, power plant auxiliary power, emergency backup power, mining power supply |
| Marine & Off-Highway Equipment | c-at erpillar marine engines (C18/C27), marine auxiliary equipment, offshore drilling rigs, off-highway haulers | Marine transportation, offshore operations, port handling, marine engineering, open-pit mining transportation |
| Original Part Number | Interchangeable Part Numbers (OEM Cross-Reference) |
| 2030519 (203-0519, CA2030519) | 2030520, 105-0810, 137-5430, 167-0910 (all compatible with c-at erpillar C15/C18/C27 ISZ13 systems) |
| Testing Item | Testing Standards | Test Results |
| Dimensional Precision | c-at erpillar OEM Tolerances, ISO 9001:2015, TS16949 | 100% pass rate; exceeds OEM dimensional requirements for perfect fitment |
| High-Pressure Seal Test | 5850bar pressure cycling, 20,000+ cycles | No fuel leakage; stable pressure retention under extreme high-pressure and long-term load operation |
| Wear Resistance Test | Abrasion Testing, High-Temperature Wear Test, Salt Spray Test | 29,500+ hours service life; no visible abrasion after simulated harsh environment operation |
| Precision Performance Test | Fuel Delivery Accuracy Test, Pressure Stability Test | Delivery accuracy error ≤±0.3%; stable pressure output, ensuring engine cylinder synchronization |
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