Excavator Engine Cooling System Water Filter
Our water filters are designed to protect your cooling system by removing rust, scale, and contaminants from the coolant. By maintaining clean coolant circulation, these filters help prevent engine overheating, extend radiator and water pump life, and keep your heavy equipment running reliably in harsh working conditions.
| Type | Fuel Filter |
|---|---|
| Filtration Efficiency | More Than 99.9 % |
| Material | Paper, Iron, Fiber Glass, Stainless Steel |
| MOQ | 12 Pieces |
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Kinton Parts is trusted by professionals worldwide for delivering high-quality parts for excavators, bulldozers, and other construction machinery—with guaranteed performance and durability.
The water filter is a vital component in diesel engine cooling systems, especially in large construction equipment like excavators, bulldozers, and loaders. It removes particulate matter and deposits from the coolant loop and may also release chemical additives that prevent corrosion, control pH, and inhibit scale formation. Clean coolant ensures optimal heat transfer efficiency, protecting engine components from thermal stress and damage.
Key Features & Benefits
- Efficient Particle Filtration: Removes rust, casting sand, scale, and other debris from the coolant loop.
- Corrosion Protection: Many filters are pre-charged with coolant additives to prevent internal corrosion.
- Extended Engine Life: Helps maintain ideal engine temperature and protects against overheating.
- Stable Coolant Chemistry: Additive-charged filters regulate alkalinity and reduce liner pitting in wet sleeve engines.
- OEM Fitment Options: Direct replacements for major excavator brands including Caterpillar, Komatsu, and Hitachi.
How It Works
Coolant circulates through the engine and radiator system, and as it passes through the water filter, solid particles are trapped in the filter media. In charged filters, chemical compounds are released slowly into the coolant to control rust, cavitation, scale, and pH levels. This dual function ensures coolant cleanliness and chemical balance, essential for long-term system performance.
Materials & Construction
| Component | Description |
|---|---|
| Filter Media | Cellulose or synthetic blend for fine particle capture |
| Outer Shell | Zinc-coated or powder-coated steel for anti-corrosion |
| End Caps | Crimped metal or plastic, sealed with epoxy |
| Additive Charge | SCAs (Supplemental Coolant Additives) – optional |
| Seals/Gaskets | Oil-, coolant-, and heat-resistant rubber (NBR/Viton) |
Optional: spin-on or cartridge type filters; with or without chemical charge.
Technical Specifications
| Parameter | Value |
|---|---|
| Filtration Rating | ≥ 20 microns |
| Working Pressure | Up to 1.5 MPa |
| Operating Temperature Range | -40°C to +120°C |
| Additive Content (charged) | Nitrite, Borate, Silicate, or Organic Acid |
| Recommended Replacement | 250–500 hours or every 3–6 months |
Application Scenarios
- Excavators and dozers (Caterpillar, Komatsu, Volvo, Hitachi, Hyundai, Doosan)
- Diesel generators and industrial engines
- Heavy-duty construction equipment cooling loops
- Wet sleeve engine systems needing cavitation protection
- Machines operating in hot or dusty conditions
OEM Compatibility
Our water filters are available as OEM replacements or custom-manufactured to your specs.
Need help identifying your filter? Send us your OEM number or machine model.
| Part Numbers | |||||||
|---|---|---|---|---|---|---|---|
| 11NB-70210 | 1699830 | 20532237 | 21192875 | 22223804 | 26550001 | 3100308 | 366822 |
| 39911631 | 4058965 | 54672654 | 7367045 | 923828.0593 | |||
Maintenance & Replacement Guide
- Replace the water filter at every coolant service interval or earlier if contamination is present.
- For additive-charged filters, monitor coolant chemistry (pH, nitrite level) to avoid under- or overdosing.
- Always match the filter type (charged or non-charged) with your coolant formulation (conventional, OAT, etc.).
- Use clean tools and avoid introducing air or debris into the coolant system during replacement.
Packaging & Delivery
Each water filter is:
- Individually packed with model and part number labels
- Protected with anti-dust sealing caps
- Shipped in bulk cartons or export-standard pallets
Optional: white-box packaging, OEM labels, or KINTON branding available
Purchasing Tips
- Check if your system requires charged or non-charged filters.
- Match by thread size, diameter, height, and flow direction.
- Monitor coolant condition to optimize replacement intervals.
- For fleet maintenance, bulk ordering can reduce downtime and logistics costs.
SHIPPING & DELIVERY
At Kinton Parts, we ensure reliable, worldwide shipping of parts for excavators, bulldozers, and a full range of construction machines—safe, fast, and secure.
All products are securely packed using high-quality export cartons, reinforced wooden cases, or industry-standard palletized packaging to ensure maximum protection during transit and smooth handling during unloading.
Standard orders are typically shipped within 3–5 working days, while large or customized orders are usually dispatched within 7–20 days, depending on volume and production requirements.
We offer flexible global shipping options, including:
- International sea freight for cost-effective bulk transport
- Air freight for urgent orders
- Courier delivery (DHL, FedEx, UPS) for small-volume or sample shipments
Our logistics team manages every shipment carefully, providing real-time updates and tracking information until your order arrives safely at your destination.
Need assistance choosing the best shipping method for your location and timeline? Contact our team — we’ll help you plan a smooth delivery experience.
FAQ
Q: What are your main products?
A: We supply a full range of undercarriage and wear parts for excavators, bulldozers, and other heavy equipment. Our product line includes: Track rollers, carrier rollers, front idlers, sprockets, segments, track shoes, track chains, bolt and nuts, pins and bushings, bucket teeth and adaptors, filters, seal kits, swing bearing, and hydraulic cylinder—plus other essential replacement parts.
Q: Which countries do you export to?
A: Kinton Parts exports to over 60 countries worldwide, including:
USA, Canada, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, India, Pakistan, Bangladesh, Sri Lanka, South Africa, Colombia, Peru, and many others.
Q: Can I order a sample?
A: Yes, we accept trial orders. For parts in stock, samples can be shipped quickly. If you have technical drawings or existing samples, we also support customized production and mold development.
Q: How can I track my order after shipping?
A: Once your order is shipped, we will provide you with all necessary tracking information based on the shipping method. For express deliveries, you’ll receive a tracking number to follow the shipment online. For air or sea freight, we’ll send you the relevant documents such as the airway bill (AWB) or bill of lading (B/L), along with the packing list and commercial invoice to help with tracking and customs clearance.
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Trusted by professionals worldwide, Kinton Parts supplies premium-quality components for excavators, bulldozers, and more—with reliable quality you can count on.
