Fuji mac 40r2 Septic Air Pump

The FujiMAC 40R2 Septic Air Pump is a compact linear diaphragm pump designed for smaller aerobic wastewater treatment systems. Delivering a rated airflow of 40 L/min, it provides steady oxygenation to support efficient treatment processes in residential applications. Operating within a 2.1–3.1 PSI range, the 40R2 combines reliable performance with quiet, low-vibration operation. Its oil-free design ensures clean air delivery, while built-in thermal overload protection helps safeguard the motor from overheating in abnormal conditions. Routine maintenance may include diaphragm rebuilds after several years of use. OEM rebuild kits are available to restore performance and extend the pump’s service life. Applications Designed for small residential aerobic treatment units Suitable for systems requiring 40 L/min rated airflow Operates within the 2.1–3.1 PSI pressure range Design & Performance Features Linear diaphragm technology for steady, efficient airflow Oil-free operat