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251-7222 Air Filter Manufacturer & Supplier for Caterpillar C18 / 3412E Marine Engines
Сайт 251-7222 air filter is a heavy-duty intake air filtration solution designed for Caterpillar marine diesel engines.
We make this air filter in our own manufacturing factory in China, supplying stable quality products for wholesalers, distributors, importers, exporters, and engine service companies.
Эта модель широко используется в Caterpillar C18 and 3412E marine engines, where long operating hours and stable airflow are critical.
As an experienced air filter supplier and OEM manufacturer, we focus on durability, airflow stability, and easy maintenance.
Built-in Air Restriction Indicator
Unlike standard air filters, this 251-7222 model comes with a built-in air restriction indicator, which is commonly requested by marine engine service providers and professional dealers.
Automatically monitors intake air resistance
Gives a clear visual warning when the filter is clogged
Helps operators schedule replacement at the correct time
Reduces engine downtime and maintenance risk
This feature is especially valued by marine operators, maintenance agencies, and engine service companies.
Технические характеристики
| Элемент | Технические характеристики |
|---|---|
| Manufacturer Part Number | 251-7222 |
| Перекрестные ссылки | HR150501 |
| Top OD | 226 mm |
| Bottom OD | 162 мм |
| Внутренний диаметр | 150 мм |
| Flat Height | 311 mm |
| Общая высота | 367 mm |
| Вес нетто | 1.05 kg / piece |
Приложения
Гусеница C18 судовые двигатели
Гусеница 3412E diesel engines
Marine propulsion systems
Marine auxiliary power units
Manufacturing, OEM & Wholesale Supply
Мы являемся China-based air filter manufacturer and factory, offering:
OEM manufacturing for engine brands and service companies
ODM solutions for custom dimensions, labels, and packaging
Bulk wholesale supply for distributors and importers
Export services for marine parts traders and sourcing agencies
Our factory supports custom production, bulk orders, and long-term supply contracts, making this product suitable for:
Wholesalers & distributors
Dealers & importers
Exporters & trading companies
Marine engine service agencies
Why Work With Us
Direct factory manufacturing, not trading-only
Stable quality for long-term wholesale supply
Flexible OEM / ODM cooperation
Professional export and sourcing services


