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𝗙𝗥𝗘𝗘 𝗦𝗛𝗜𝗣𝗣𝗜𝗡𝗚 𝗜𝗡 𝗟𝗢𝗪𝗘𝗥 𝟰𝟴 𝗦𝗧𝗔𝗧𝗘𝗦 & 𝗡𝗢 𝗦𝗔𝗟𝗘𝗦 𝗧𝗔𝗫
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Reciprocating Compressor Pump for Air Compressor | 7.5-10 HP | 2-Stage | V-Style 4-Cylinder | 19" Flywheel | Castair

Original price $2,660.00 - Original price $2,660.00
Original price
$2,660.00
$2,660.00 - $2,660.00
Current price $2,660.00
We Will Beat Any Competitor Price.
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What Sets Us Apart
12-Month Warranty (Industry-Leading Coverage)
Free Shipping (Lower 48 US States)
• Comes with hoses, fittings, and couplers (Jobsite ready)
  • Two-stage compression design
  • V-style 4-cylinder configuration
  • 19-inch flywheel diameter
  • 7.5-10 HP compatibility
  • 2-quart oil capacity
  • Heavy-duty construction
  • Oil-lubricated operation
  • Standard motor mounting
  • Reduced vibration operation
  • Professional-grade performance
Overview

When your operation demands serious compressed air power, the CASTAIR 7.5-10 HP 2-Stage Reciprocating Compressor Pump delivers the performance and reliability you need to get the job done. This V-style 4-cylinder pump is engineered for heavy-duty applications where consistent air pressure and long-term durability matter most.

Built by Castair and distributed by Forge Claw, this two-stage reciprocating pump transforms standard motors into powerhouse air compressors capable of handling demanding shop work, pneumatic tools, and industrial applications. The V4 cylinder configuration provides smooth operation while the two-stage design maximizes efficiency and air output.

The 19.0-inch outside diameter flywheel ensures steady momentum and reduced vibration, making this pump ideal for continuous operation in professional environments. Whether you're running impact wrenches, sandblasters, paint sprayers, or pneumatic lifting equipment, this pump provides the consistent air pressure your tools require.

Contractors appreciate the robust construction that stands up to daily use on job sites where equipment takes a beating. The 2-quart oil capacity means longer intervals between maintenance, keeping your crew productive instead of constantly servicing equipment.

Agricultural professionals rely on this pump for everything from operating pneumatic grain handling systems to powering tire inflation equipment. The motor compatibility range of 7.5-10 HP gives you flexibility when building or upgrading your compressed air system.

Tree service and landscaping crews find this pump perfect for powering air tools, spray equipment, and pneumatic systems on trucks and trailers. The V-cylinder design runs smoother and cooler than single-cylinder alternatives, extending equipment life and reducing downtime.

Manufacturing facilities and workshops choose this pump because it delivers commercial-grade performance with straightforward maintenance requirements. The two-stage compression provides higher pressure capabilities while maintaining efficiency across varying demand levels.

Shop owners value the proven reliability that comes from Castair's manufacturing expertise. This isn't a lightweight consumer pump – it's built for professionals who depend on their equipment every day.

The substantial flywheel diameter helps maintain consistent air delivery even when multiple tools are operating simultaneously. This translates to better tool performance and faster completion of air-powered tasks.

Forge Claw stocks this pump because it represents the quality and performance our customers expect. We've seen these pumps perform reliably in demanding applications for years, which is why we confidently distribute the entire Castair line.

Installation is straightforward for anyone familiar with compressor systems, and the standard mounting configuration fits most motor setups. The oil-lubricated design ensures long component life with proper maintenance.

This pump excels in applications requiring sustained air pressure, from powering multiple pneumatic tools to operating automated equipment. The two-stage design means you get more compressed air per horsepower compared to single-stage alternatives.

Specifications
  • Motor Compatibility: 7.5-10 HP
  • Configuration: V-Style 4-Cylinder
  • Compression Stages: 2-Stage
  • Oil Capacity: 2 Quarts
  • Flywheel Outside Diameter: 19.0 Inches
  • Pump Type: Reciprocating
  • Lubrication: Oil-Lubricated
  • Mounting: Standard Motor Mount Configuration
Features
  • V-Style 4-Cylinder Design — Provides smoother operation and better heat dissipation compared to in-line configurations, reducing wear and extending pump life
  • Two-Stage Compression — Delivers higher pressure output and improved efficiency by compressing air in two steps rather than one
  • 19.0-Inch Flywheel — Large diameter flywheel maintains momentum for consistent air delivery and reduces pulsation in the air output
  • 2-Quart Oil Capacity — Generous oil reservoir extends service intervals and ensures proper lubrication during extended operation periods
  • 7.5-10 HP Motor Range — Flexible power requirements accommodate various motor sizes for custom compressor builds and upgrades
  • Reciprocating Design — Time-tested pump technology provides reliable performance with straightforward maintenance requirements
  • Heavy-Duty Construction — Built to withstand continuous operation in demanding commercial and industrial environments
  • Standard Mounting Configuration — Compatible with most motor setups for easy installation and replacement applications
Benefits

Save time and labor costs with a pump that delivers consistent performance day after day. The two-stage design means your compressor reaches operating pressure faster and maintains steady air flow even when multiple tools are running simultaneously.

Reduce maintenance expenses with the generous 2-quart oil capacity that extends service intervals. Less time spent on upkeep means more time focused on productive work, and the robust V4 cylinder design handles continuous operation without the frequent repairs common with lighter-duty pumps.

Maximize your equipment investment with a pump built for longevity. The substantial flywheel and heavy-duty construction mean this pump will outlast cheaper alternatives by years, providing better return on investment through reliable daily performance.

Increase productivity with higher pressure capabilities that power demanding pneumatic tools more effectively. Whether you're running impact wrenches, sandblasters, or spray equipment, the improved air delivery translates directly to faster job completion.

Enjoy peace of mind knowing your compressed air system can handle whatever demands you place on it. This pump's proven design has powered countless operations successfully, and the motor flexibility means you can upgrade power as your needs grow.

Experience smoother operation with reduced vibration and noise compared to single-cylinder pumps. The V-cylinder configuration runs more quietly and smoothly, creating a better work environment while extending the life of connected components.

Benefit from straightforward maintenance that your crew can handle without specialized training. The conventional oil-lubricated design uses readily available maintenance supplies, keeping your operation running without expensive proprietary components.

Additional Information

This pump suits contractors, agricultural operations, manufacturing facilities, and service businesses requiring reliable compressed air power. It's particularly well-suited for environments where equipment runs multiple hours daily and downtime carries significant costs.

The standard mounting configuration ensures compatibility with most electric motors in the 7.5-10 HP range. Proper motor matching and installation by qualified personnel ensures optimal performance and longevity from your compressor system.

Regular oil changes and basic maintenance keep this pump operating at peak efficiency for years. Check oil levels regularly during initial break-in, then follow standard maintenance schedules for oil-lubricated compressor pumps.

Consider your peak air demand when sizing the complete system, as this pump's two-stage design provides excellent efficiency across varying load conditions. The substantial flywheel helps smooth out demand fluctuations from intermittent tool use.

Warranty Info

Manufactured by Castair, this product is covered under the manufacturer's standard warranty for defects in materials and workmanship. Contact Forge Claw for full warranty details and authorized service options. Order your CASTAIR | 7.5-10 HP 2-Stage Recip. Comp. Pump w/ Oil | V-Style 4-Cylinder | Flywheel O.D. 19.0 In. from Forge Claw today. Multiple financing options are available for qualified buyers.

What CFM and PSI does this compressor deliver?

The CFM and PSI output of this reciprocating pump depends on the motor size you pair it with and the tank configuration of your complete system. With a 7.5 HP motor, you can expect approximately 25-30 CFM at 175 PSI, while a 10 HP motor typically delivers 30-35 CFM at the same pressure. The two-stage design allows this pump to achieve higher pressures than single-stage alternatives, commonly reaching 175 PSI for most applications. Keep in mind that actual performance varies based on altitude, ambient temperature, and humidity conditions. The V-4 cylinder configuration ensures consistent air delivery even when demand fluctuates. For precise CFM ratings with your specific motor and tank setup, consult the complete system specifications. This pump excels in applications requiring sustained high-pressure air delivery. Forge Claw offers multiple financing options for qualified buyers.

What air tools can I run with this compressor?

This heavy-duty pump powers virtually any pneumatic tool in professional applications. Impact wrenches, air ratchets, and pneumatic lifts operate smoothly with the consistent pressure delivery. Sandblasting equipment benefits from the high CFM output and sustained pressure capabilities. Paint sprayers achieve professional-grade finishes with the steady air flow this two-stage design provides. Tire inflation systems, both portable and stationary, work efficiently with the high-pressure output. Agricultural pneumatic systems including grain handling equipment operate reliably with this pump. Multiple tools can run simultaneously without significant pressure drops thanks to the substantial flywheel and efficient compression design. Plasma cutters, die grinders, and pneumatic hammers all perform optimally with the consistent air delivery. The pump handles demanding applications like powering pneumatic conveying systems and automated manufacturing equipment. Even air-hungry tools like large spray booths and industrial cleaning equipment operate effectively when properly sized with appropriate tank capacity.

Is this compressor portable enough for job sites?

This reciprocating pump itself is designed for stationary installation rather than portable applications. The substantial 19-inch flywheel and heavy-duty construction prioritize durability and performance over portability. Most contractors install this pump on truck-mounted compressor systems or in permanent shop locations where consistent power and reliability matter most. The robust V-4 cylinder design and 2-quart oil capacity make it ideal for continuous operation in fixed installations. For mobile applications, this pump works well when permanently mounted on service trucks, trailers, or skid-mounted compressor packages. The standard motor mount configuration allows integration into custom mobile compressor builds. While not designed for hand-carrying like smaller portable units, its reliability makes it excellent for semi-permanent job site installations. Tree service crews often mount these pumps on dedicated compressor trailers. The heavy construction that ensures long service life does add weight compared to lightweight portable alternatives designed for occasional use.

What maintenance does this compressor require?

Regular maintenance keeps this pump operating reliably for years of heavy use. Check oil levels weekly and change the oil every 500 hours of operation or annually, whichever comes first. The generous 2-quart capacity means longer intervals between oil changes compared to smaller pumps. Inspect and clean air intake filters monthly to ensure proper airflow and prevent contamination. Check belt tension regularly and adjust as needed to maintain proper drive efficiency. Drain moisture from the air tank daily to prevent corrosion and water contamination in air lines. Inspect safety valves quarterly to ensure proper pressure relief operation. Annual professional inspection of valves, gaskets, and compression components helps identify wear before failures occur. Keep cooling fins clean and free of debris for optimal heat dissipation. The oil-lubricated design requires quality compressor oil specifically formulated for reciprocating pumps. With proper maintenance, these Castair pumps typically provide decades of reliable service in demanding professional applications. Documentation of maintenance intervals helps track performance trends.

How does tank size affect how long I can run tools continuously?

Tank size directly impacts how long you can operate air tools before the pump cycles on to refill. A larger tank stores more compressed air, allowing longer continuous tool operation between pump cycles. For intermittent tool use, a 60-80 gallon tank provides excellent performance with this pump. Continuous high-demand applications benefit from 120-200 gallon tanks or larger. The two-stage design of this pump fills tanks more efficiently than single-stage alternatives, reducing cycle times. Tools with high CFM requirements like sanders or spray guns benefit significantly from larger tank capacity. The substantial flywheel helps maintain steady pressure even during high-demand periods. Tank size affects not just runtime but also tool performance - larger tanks maintain more consistent pressure for better results. For multiple simultaneous tools, calculate total CFM requirements and size tanks accordingly. Most professional installations pair this pump with tanks in the 80-200 gallon range for optimal balance of performance and efficiency. Consider your specific application demands when selecting tank size for maximum productivity.

Overview

When your operation demands serious compressed air power, the CASTAIR 7.5-10 HP 2-Stage Reciprocating Compressor Pump delivers the performance and reliability you need to get the job done. This V-style 4-cylinder pump is engineered for heavy-duty applications where consistent air pressure and long-term durability matter most.

Built by Castair and distributed by Forge Claw, this two-stage reciprocating pump transforms standard motors into powerhouse air compressors capable of handling demanding shop work, pneumatic tools, and industrial applications. The V4 cylinder configuration provides smooth operation while the two-stage design maximizes efficiency and air output.

The 19.0-inch outside diameter flywheel ensures steady momentum and reduced vibration, making this pump ideal for continuous operation in professional environments. Whether you're running impact wrenches, sandblasters, paint sprayers, or pneumatic lifting equipment, this pump provides the consistent air pressure your tools require.

Contractors appreciate the robust construction that stands up to daily use on job sites where equipment takes a beating. The 2-quart oil capacity means longer intervals between maintenance, keeping your crew productive instead of constantly servicing equipment.

Agricultural professionals rely on this pump for everything from operating pneumatic grain handling systems to powering tire inflation equipment. The motor compatibility range of 7.5-10 HP gives you flexibility when building or upgrading your compressed air system.

Tree service and landscaping crews find this pump perfect for powering air tools, spray equipment, and pneumatic systems on trucks and trailers. The V-cylinder design runs smoother and cooler than single-cylinder alternatives, extending equipment life and reducing downtime.

Manufacturing facilities and workshops choose this pump because it delivers commercial-grade performance with straightforward maintenance requirements. The two-stage compression provides higher pressure capabilities while maintaining efficiency across varying demand levels.

Shop owners value the proven reliability that comes from Castair's manufacturing expertise. This isn't a lightweight consumer pump – it's built for professionals who depend on their equipment every day.

The substantial flywheel diameter helps maintain consistent air delivery even when multiple tools are operating simultaneously. This translates to better tool performance and faster completion of air-powered tasks.

Forge Claw stocks this pump because it represents the quality and performance our customers expect. We've seen these pumps perform reliably in demanding applications for years, which is why we confidently distribute the entire Castair line.

Installation is straightforward for anyone familiar with compressor systems, and the standard mounting configuration fits most motor setups. The oil-lubricated design ensures long component life with proper maintenance.

This pump excels in applications requiring sustained air pressure, from powering multiple pneumatic tools to operating automated equipment. The two-stage design means you get more compressed air per horsepower compared to single-stage alternatives.

Specifications
  • Motor Compatibility: 7.5-10 HP
  • Configuration: V-Style 4-Cylinder
  • Compression Stages: 2-Stage
  • Oil Capacity: 2 Quarts
  • Flywheel Outside Diameter: 19.0 Inches
  • Pump Type: Reciprocating
  • Lubrication: Oil-Lubricated
  • Mounting: Standard Motor Mount Configuration
Features
  • V-Style 4-Cylinder Design — Provides smoother operation and better heat dissipation compared to in-line configurations, reducing wear and extending pump life
  • Two-Stage Compression — Delivers higher pressure output and improved efficiency by compressing air in two steps rather than one
  • 19.0-Inch Flywheel — Large diameter flywheel maintains momentum for consistent air delivery and reduces pulsation in the air output
  • 2-Quart Oil Capacity — Generous oil reservoir extends service intervals and ensures proper lubrication during extended operation periods
  • 7.5-10 HP Motor Range — Flexible power requirements accommodate various motor sizes for custom compressor builds and upgrades
  • Reciprocating Design — Time-tested pump technology provides reliable performance with straightforward maintenance requirements
  • Heavy-Duty Construction — Built to withstand continuous operation in demanding commercial and industrial environments
  • Standard Mounting Configuration — Compatible with most motor setups for easy installation and replacement applications
Benefits

Save time and labor costs with a pump that delivers consistent performance day after day. The two-stage design means your compressor reaches operating pressure faster and maintains steady air flow even when multiple tools are running simultaneously.

Reduce maintenance expenses with the generous 2-quart oil capacity that extends service intervals. Less time spent on upkeep means more time focused on productive work, and the robust V4 cylinder design handles continuous operation without the frequent repairs common with lighter-duty pumps.

Maximize your equipment investment with a pump built for longevity. The substantial flywheel and heavy-duty construction mean this pump will outlast cheaper alternatives by years, providing better return on investment through reliable daily performance.

Increase productivity with higher pressure capabilities that power demanding pneumatic tools more effectively. Whether you're running impact wrenches, sandblasters, or spray equipment, the improved air delivery translates directly to faster job completion.

Enjoy peace of mind knowing your compressed air system can handle whatever demands you place on it. This pump's proven design has powered countless operations successfully, and the motor flexibility means you can upgrade power as your needs grow.

Experience smoother operation with reduced vibration and noise compared to single-cylinder pumps. The V-cylinder configuration runs more quietly and smoothly, creating a better work environment while extending the life of connected components.

Benefit from straightforward maintenance that your crew can handle without specialized training. The conventional oil-lubricated design uses readily available maintenance supplies, keeping your operation running without expensive proprietary components.

Additional Information

This pump suits contractors, agricultural operations, manufacturing facilities, and service businesses requiring reliable compressed air power. It's particularly well-suited for environments where equipment runs multiple hours daily and downtime carries significant costs.

The standard mounting configuration ensures compatibility with most electric motors in the 7.5-10 HP range. Proper motor matching and installation by qualified personnel ensures optimal performance and longevity from your compressor system.

Regular oil changes and basic maintenance keep this pump operating at peak efficiency for years. Check oil levels regularly during initial break-in, then follow standard maintenance schedules for oil-lubricated compressor pumps.

Consider your peak air demand when sizing the complete system, as this pump's two-stage design provides excellent efficiency across varying load conditions. The substantial flywheel helps smooth out demand fluctuations from intermittent tool use.

Warranty Info

Manufactured by Castair, this product is covered under the manufacturer's standard warranty for defects in materials and workmanship. Contact Forge Claw for full warranty details and authorized service options. Order your CASTAIR | 7.5-10 HP 2-Stage Recip. Comp. Pump w/ Oil | V-Style 4-Cylinder | Flywheel O.D. 19.0 In. from Forge Claw today. Multiple financing options are available for qualified buyers.