Blue Microphones Blue Diamond ET80-A linear diaphragm air pump — 80 L/min, weatherproof with built-in pressure alarm

The Blue Diamond ET80-A combines steady airflow, a built-in air-pressure alarm, and an easy-to-service design in a rugged package made for outdoor use. Engineered for septic systems and garden ponds, this pump emphasizes durability through a specially formulated diaphragm, simple installation with included fittings, and economical spare parts. Whether you need consistent oxygenation for biological processes or dependable bubble-driven circulation, the ET80-A is a practical choice for small to medium installations.

How does the ET80-A ensure my system stays aerated reliably?

The ET80-A uses a linear diaphragm mechanism that produces continuous, oil-free airflow at 80 liters per minute. Its built-in pressure alarm alerts you if output falls below set levels, so you can act before system performance degrades.

• Consistent 80 L/min rated airflow for steady aeration
• Linear diaphragm reduces pulsation and wear
• Integrated alarm for low-pressure or blockage detection
• Weatherproof housing supports outdoor placement

What makes installation and maintenance straightforward?

The pump arrives with the fittings needed for a quick hookup, and its compact footprint makes positioning flexible. Service access is simple and spare parts are affordably priced, reducing downtime and long-term ownership costs.

• Complete fittings included for fast installation
• Compact, robust construction for easy mounting
• Service-friendly layout for quick diaphragm replacement
• Competitive spare kit pricing limits maintenance expense

Can the ET80-A withstand outdoor conditions and continuous operation?

Yes — the ET80-A is built with weatherproof materials and a specially formulated diaphragm designed for longevity in outdoor settings. The unit’s robust construction helps it run reliably in garden, pond, and septic environments without requiring constant sheltering.

• Weatherproof casing resists rain and humidity
• Durable diaphragm formulation minimizes fatigue and cracking
• Compact design reduces exposure to environmental stressors
• Designed for continuous duty in biological applications

How will I know when the pump needs attention?

The integrated air-pressure alarm provides immediate notification if pressure or airflow drops outside expected ranges. This feature helps you detect clogged lines, diaphragm wear, or power problems before they affect system function.

• Audible alarm signals low-pressure conditions
• Early warning protects septic and pond performance
• Simple diagnostics reduce troubleshooting time
• Alarm allows scheduled service instead of emergency repair

Who is this for: The Blue Diamond ETA 80 suits homeowners, landscapers, and small-scale wastewater operators who need dependable aeration for ponds, water features, or septic systems. It’s ideal if you want a weatherproof, easy-to-install air pump with an alarm for proactive maintenance and approachable serviceability through cost-effective spare parts.