ZIZIWEI Air Filter Kit for Husqvarna & Red-Max Backpack Blowers — 502844201 Cover + 502844401 Pleated Filter, Durable Fit

ZIZIWEI 502844201 filter cover paired with the 502844401 air filter is a replacement kit designed to restore clean airflow and protect the engine on compatible Husqvarna and Red-Max backpack blowers.

This kit includes both the molded filter cover and the matching pleated air filter element, made to fit a range of leaf blower models from Husqvarna and Red-Max. The pair is manufactured from durable materials to trap dust and debris while maintaining steady intake flow, helping the machine run more reliably during yard work. Before installing, confirm your blower's serial number and compare dimensions to ensure an exact fit.

Which blower models will this filter cover and air filter fit?

The kit is engineered for a broad selection of Husqvarna backpack blowers and many Red-Max EBZ series models. It covers common models used by homeowners and pros, but compatibility depends on the specific part layout of your unit.

• Husqvarna: 150BF, 150BT, 350BF, 350BT, 560BFS, 560BTS.
• Red-Max EBZ series: EBZ8001RH, EBZ8050, EBZ8050RH, EBZ8500, EBZ8500RH and similar EBZ/BZ model numbers.
• Always verify your blower’s serial/model and compare measurements before ordering.

How does the replacement kit improve blower performance?

Replacing a clogged or damaged air filter and its cover helps keep combustion air clean and consistent, which supports steady engine operation. The combination reduces the chance of debris entering the intake and can minimize abrasive wear on internal components.

• Pleated filter media captures fine dust and larger particles to protect the engine.
• Molded cover secures the filter and maintains correct intake geometry.
• Restored airflow helps the engine maintain power and fuel efficiency.

What materials and build quality can I expect from this ZIZIWEI kit?

The filter element is constructed from engineered pleated media and the cover is a robust molded component designed to resist cracking and deformation. Together they are made to withstand outdoor conditions and the vibration common to backpack blowers.

• Durable pleated filter media for extended particle capture.
• Sturdy plastic cover that resists impact and heat exposure.
• Precision fit to reduce air bypass and maintain intake sealing.

How do I check fit and install the replacement parts?

Installation is straightforward for anyone familiar with basic blower maintenance: remove the old cover and filter, clean the housing, then seat the new filter and snap the cover into place. If you’re uncertain about compatibility, checking the blower’s serial number and dimensions will prevent ordering the wrong part.

• Remove the old filter cover and element using basic hand tools if needed.
• Clean the filter housing of residual debris before installing the new parts.
• Confirm a snug seal of the cover to prevent unfiltered air entry.

Who is this for: This ZIZIWEI replacement kit is intended for homeowners, landscapers, and equipment rental shops that operate Husqvarna and Red-Max backpack blowers listed above and need a reliable, cost-effective replacement filter and cover. It suits anyone performing routine maintenance who wants to restore intake protection and maintain blower performance. If you are unsure whether this is the correct part, compare your unit’s serial/model number and the filter dimensions or contact the seller for guidance before purchase.