Description
Product Overview
The partszen Fuel Pump Filter is engineered for durability and performance. Constructed from high‑grade stainless steel, it resists corrosion and withstands the rigors of continuous generator operation. Designed with a universal fit, the filter integrates seamlessly with generators ranging from 3600 to 4000 watts, including Camp Power, MicroLite, and Onan models. Key specifications include 0.25‑inch inlet and outlet barb connections, automatic operation mode, and a compact package measuring 7.6 x 5.47 x 4.49 inches. Weighing just 1.43 pounds, it offers a lightweight yet sturdy solution for diesel fuel filtration.
Usage
Ideal for both residential backup power systems and commercial generator setups, this filter ensures clean diesel delivery to the fuel pump, reducing wear and extending engine life. Install it inside the generator housing for optimal protection against contaminants. Whether powering a construction site, RV, or home during outages, the partszen filter maintains consistent performance in harsh environments. 
Why Choose Us
Partszen combines precision engineering with rigorous quality control to deliver a replacement part that meets OEM standards. Each filter undergoes corrosion testing and flow rate verification, guaranteeing reliable operation from day one. Our commitment to customer satisfaction includes responsive support and a hassle‑free return policy, ensuring you receive a product that truly fits your generator’s needs.
Key Features
- Stainless steel body for superior corrosion resistance
- Universal fit compatible with multiple generator brands
- 0.25″ barb connections for quick, secure installation
- Automatic operation mode for hands‑free fuel management
- Compact design reduces weight while maintaining durability
FAQ
Is this filter compatible with my Onan generator?
Yes, the universal fit design covers Onan models as well as Camp Power, MicroLite, and other popular 3600‑4000W diesel generators.
How often should the filter be replaced?
We recommend inspecting the filter every 200 hours of operation and replacing it if fuel flow diminishes or visible debris accumulates.
Can I install the filter myself?
Absolutely. The barb connections allow for a tool‑free installation; simply detach the old filter, attach the new one, and secure the hoses.
Does the filter affect generator noise levels?
No, the filter is designed to operate silently and does not introduce additional noise to the generator system.
What warranty does partszen provide?
All partszen fuel pump filters come with a one‑year limited warranty covering manufacturing defects.




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