GAST Regenerative Blower Model R5125-2

The GAST Regenerative Blower Model R5125-2 is a robust, oil-less side channel blower engineered for continuous, contaminant-free airflow in industrial, commercial, and laboratory environments. Part of the trusted GAST R5 Series, it combines rugged construction with quiet operation, low maintenance, and flexible installation options, making it a versatile choice for demanding applications that require clean, reliable air or vacuum.

At HiTechTrader, we supply genuine GAST R5125-2 blowers backed by expert technical support. Each unit is carefully reviewed for quality and performance, ensuring customers receive equipment that not only fits their application but also integrates smoothly into existing systems. From airflow optimization to preventative maintenance advice, we provide the guidance needed to get the most from your investment.

Core Features & Performance

1. Regenerative Design: Side channel (ring blower) technology delivers continuous, pulseless airflow with moderate pressure and vacuum.
2. Motor & Power: 2.5 hp (1.85 kW) single-phase motor supports 110/220V to 240V AC or 115/208 to 230V AC operation, up to 3450 RPM. Built-in thermal protection ensures motor safety.
3. Flow & Pressure: Maximum flow of 157 cfm (4.44 m³/min) with pressure up to 65 in. wg (2.4 psi) and vacuum up to 60 in. wg (2.17 psi).
4. Quiet & Stable: Operates at approximately 75 dBA, suitable for cleanrooms, labs, or office-adjacent facilities.
5. Continuous Duty: Long-life bearings (B10 > 20,000 hours) enable 24/7 operation with minimal downtime.

Construction & Materials

1. Housing & Impeller: Precision cast aluminum for strength, corrosion resistance, and lightweight mounting.
2. Motor Protection: TEFC (Totally Enclosed Fan-Cooled) design guards against dust and moisture.
3. Bearings: Double-sealed ball bearings extend service life.
4. Engineering Quality: Vacuum-impregnated castings reduce rust, vibration, and wear.
5. Low Maintenance Design: Few moving parts minimize servicing and increase reliability.

Operational Benefits & Applications

1. Flexible Mounting: Supports vertical or horizontal orientations for OEM integration or retrofit setups.
2. Oil-Free Operation: Supplies clean, particle-free airflow, critical for sensitive environments.
3. Application Range: 
1. Pneumatic conveying
2. Aeration in water/wastewater treatment
3. Vacuum lifting and packaging systems
4. Air knives, drying, and cooling processes
5. Laboratory and medical equipment
6. Semiconductor and electronics manufacturing
7. Environmental testing and industrial blow-off operations

Safety & Certifications

1. Global Compliance: UL, CSA, and CE listed.
2. Motor Safety: Built-in thermal overload protection.
3. Quiet Design: Integrated mufflers for noise reduction.
4. Leak Integrity: Leak-tested to <5 cc/min for dependable system performance.

Maintenance & Service

1. Oil-less Operation: Virtually maintenance-free performance.
2. Serviceable Design: Wear parts are easy to replace with in-field guidance.
3. Durable Engineering: Bearings and motors built for extended service life with minimal intervention.

Why Choose HiTechTrader?

When you buy the GAST R5125-2 Regenerative Blower from HiTechTrader, you get more than equipment, you get confidence. We pair trusted GAST products with technical expertise, ensuring proper configuration, installation support, and long-term service. Spare parts, maintenance tips, and application guidance are always available, helping you maximize uptime, efficiency, and return on investment.