Deflife 140-3280 Air Filter for Onan Generators 3600-4000 | RV QG Camp Power

Overview

Meet the Deflife 140-3280 air filter, engineered to support clean air intake for Onan 3600-4000 series generators and compatible RV power setups. This replacement element consolidates multiple ONAN references (including 140-3280, 48-2017, 140-3295, and 140-2852) into a single ready-to-install component, helping you maintain a steady airflow without guesswork. Its durable construction is designed to stand up to regular generator operation while keeping maintenance simple and approachable for everyday use.

Key benefits and practical use

• Consolidated replacement part numbers streamline purchase and replacement planning.
• Compact, precisely sized to fit standard housings for less guesswork during installs.
• Built to support consistent airflow in typical generator environments, reducing stress on intake paths.
• RV and portable power compatibility, including Camp Power QG and MicroLite QG RV applications.

Fit, dimensions and compatibility

• Dimensions: outer diameter 3 3/8 inches, inner diameter 2 1/8 inches, height 4 3/8 inches.
• Direct replacement for ONAN references 140-3280, 48-2017, 140-3295, and 140-2852.
• Compatible with Onan 3600-4000 MICRO QUIET models and KY specifications across several frequencies.
• Suitable for Camp Power QG RV and MicroLite QG RV setups, expanding its versatility for mobile power users.

Installation and maintenance tips

Prepare the intake area, remove the old element, and insert the Deflife filter ensuring a snug seal. Re-secure any clips or clamps and run a quick start to confirm proper seating. Regular checks during planned maintenance help ensure consistent filtration and airflow.

Why choose Deflife

Deflife focuses on practical, real-world filtration needs for generators and RV power systems. This filter delivers a reliable fit, easy replacement, and clear compatibility guidance, so you can keep your power setup ready when you need it without unnecessary downtime.