Ingersoll rand r5.5i-125 460/3 rotary screw air compressor 3 phase, 460 volts, 7.5hp, 120 gal the durable ingersoll rand r-series 4-11 kw compressor extends the r-series family into the smallest rotary screw off ering with benefits like innovative features and a compact design that fits virtually any application environment. The r-series 4-11 kw family of compressors delivers optimum performance and easier maintenance, all in a robust, innovative package.
What Our Experts Think
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Powerful & Efficient: 7.5 HP rotary screw compressor delivers 27.5 CFM at 125 PSI for reliable industrial performance.
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Durable & Robust: 120-gallon horizontal tank ensures long-lasting operation under continuous use.
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Energy Smart: 3-phase 460V motor optimizes power efficiency while maintaining steady airflow.
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Compact & Versatile: Small footprint fits virtually any workshop or production environment.
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Easy Maintenance: Innovative R-Series design allows simple access for routine service and checks.
QAQ
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Q: What applications is this compressor suitable for?
A: Ideal for small-to-medium industrial, automotive, and workshop applications.
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Q: How energy efficient is it?
A: High-efficiency 3-phase motor reduces power consumption without compromising output.
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Q: How often should maintenance be performed?
A: Routine checks every 500 hours; professional servicing every 2,000 hours.
Maintenance Tips
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Oil Levels: Inspect weekly; use recommended rotary screw compressor oil.
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Air Filter: Clean or replace every 250–500 hours depending on usage.
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Tank Drain: Regularly drain condensate to prevent corrosion.
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Belts & Hoses: Inspect monthly and replace if worn.
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Professional Service: Annual inspection ensures optimal performance and longevity.
Damage 
Loss 
Theft 
