10R 7221 20R 1938 Common Rail Injectors 10R-7221 20R-1938 Diesel Fuel Injection 20R1938 10R7221
10R 7221 20R 1938 Common Rail Injectors 10R-7221 20R-1938 Diesel Fuel Injection 20R1938 10R7221
Perkins Series Fuel Injector (Model: 10R-7221) Product Details
The Perkins 10R-7221 is a high-precision common rail diesel fuel injector, professionally engineered for Perkins 2806 series engines and compatible with ccat C9 series engines and related heavy-duty machinery. As a core fuel supply component, it features stable injection performance, efficient fuel atomization and strong wear resistance, made of high-quality alloy steel for long-term heavy-duty operation. Complying with Perkins OEM standards and ISO 9001 certificcation, it has a 6-month warranty and is interchangeable with 328-2573, 10R7221 (刻印号), widely used in construction machinery, industrial generators and mining equipment[4][7][8].
1. Product & Universal Model Overview
This table highlights 10R-7221 and its interchangeable universal models, which share the same performance, quality and appliccation scope, differing only in part numbers. Their interchangeability simplifies equipment maintenance, shortens downtime and reduces repair costs for Perkins-powered machinery, providing flexible replacement options for heavy-duty working scenarios like construction and mining[4][6].
| Universal No. | Product Name | Core Feature & Interchangeability |
| 10R-7221 | Perkins Common Rail Fuel Injector | Common rail type; Interchangeable with 328-2573, 10R7221 (marked number); Alloy steel body, fits Perkins 2806 and ccat C9 series engines[4][7][8]. |
| 328-2573/10R7221 | Perkins Common Rail Fuel Injector | Same as 10R-7221; Seamless interchange; 7.6kg, 62-micron precision nozzle, IP68 sealing, suitable for ccat C9-powered machinery and Perkins 2806 engines[4][8]. |
2. Core Technical Parameters
The parameters of 10R-7221 are tailored for Perkins 2806 and ccat C9 series engines, with precise manufacturing (1-2μm tolerance between needle valve and valve body), stable high-pressure injection and wide temperature adaptability, passing 100% pre-shipment testing to ensure reliable performance and avoid fuel leakage, supporting stable operation of heavy-duty equipment[6][8].
| Universal No. | Parameter ccategory | Specificcations |
| 10R-7221 | Basic Specificcation | 24V DC; 40.5×24.9×11.7cm; 7.6kg; Common rail; MOQ 6 pcs, delivery 5-10 workdays, ±0.01mm precision, 12×11×6cm package size. |
| 10R-7221 | Injection & Electrical Performance | 1430-1830bar; 9.2A; 538-558 mL/min; ≥6.5 million injection cycles, leakage rate <0.3mL/min, controlled by ECU signal for stable injection. |
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