HUSWELL 0J8478/0J8478S Air Filter for Generac Standby Generators 14-22 kW Evolution Series

Overview

Keep your Generac standby generator breathing easy with the HUSWELL 0J8478/0J8478S air filter. This replacement is designed to align with modern Evolution Series units, offering a straightforward fit that mirrors factory dimensions. While nothing can replace routine maintenance, a clean filter is a key part of keeping the intake flow smooth and the engine chamber protected during operation.

Specifically crafted for air-cooled Generac units, this filter targets the 14-22 kW range that characterizes many residential and small-business standby systems. It’s built to work with the V-Twin 990cc and 999cc engines commonly found in post-2013 models, making it a practical option for many Generac owners who want a reliable, ready-to-install replacement.

Compatibility

• Generac Evolution Series standby generators, 14-22 kW, post-2013
• V-Twin 990cc and 999cc engine configurations
• Replacement for multiple related part numbers, including 0062750, 0062440, 0062620, 0062700, 0062400, 0062410, 0062470

Size and fit

• Approximate dimensions: Length 9.37 in (24 cm), Width 5.43 in (13.9 cm), Height 1.34 in (3.4 cm)
• Designed to match the air-cleaning housing for Generac air-cooled systems

What to expect

• Potential improvements in airflow and filtration efficiency for the intake system
• Direct replacement that aligns with original fitment to help maintain proper seal and performance
• Lightweight, compact packaging for easy storage and quick changes

How to order

Before purchasing, double-check your engine model and part number to ensure compatibility. Compare your unit’s photos with the main product image, and consult your generator’s manual if needed to confirm fitment.

What you receive matches the main image. Packaging details may vary slightly by batch, but the replacement serials and dimensions remain consistent for trusted Generac compatibility.