5 Hp Two Stage Cast Iron Air Compressor

Schulz 5 HP Two-Stage Industrial-Grade Air Compressor Pump. Inline 2-cylinder design. Requires a 5 HP electric motor for proper operation
Solid Cast Iron Construction | Splash-Lubricated Reciprocating Pump | 1/2" Female NPT Outlet | 16.50" Flywheel | Single-Groove Pulley for 1/2" (1A Section) V-Belt | Made In Brazil
20 CFM | Maximum Operating Pressure: 175 PSI | Minimum Operating Pressure: 135 PSI | Recommended Operating Speed: 985 RPM | CCW Rotation Only
Includes: (1) Solberg Air Intake Filter Assembly with #14 Air Filter. 2 Quarts of Compressor Oil / Lubricant. Mounting Bolts & Hardware NOT Included.
If you need a motor pulley, we’ve got you covered: For electric motors operating near 1750 RPM, use eBay item number:174382298728. For electric motors operating near 3450 RPM, use eBay item number:193614375070
Upgrade your workshop with the Schulz MSL20Max Air Compressor Pump — a robust, high-performance unit built to handle the toughest tasks with maximum efficiency. Designed for professionals who demand durability and reliability, this cast-iron pump delivers consistent airflow and long service life, even in high-duty-cycle environments. Featuring splash-type lubrication, oversized fins for superior heat dissipation, and precision-balanced components, the MSL20Max ensures smooth operation and reduced maintenance downtime.
The MSL20Max spins CCW (counter clockwise) ONLY when viewed from the Flywheel side.
Heavy-Duty Cast-Iron Construction – Built to last under continuous use and extreme conditions.Dual-Cylinder, Two-Stage Design – Efficient compression with higher pressure capabilities for demanding tasks.High Displacement Output – Delivers up to 20 CFM for powerful, consistent airflow.Low RPM Operation – Reduces noise and wear for smoother, quieter performance.Solberg air intake filter assembly included. 2 Quarts of compressor oil / lubricant included.
(Mounting Hardware NOT Included) Mounting Configurations may vary. We recommend using M8 20mm / M10 25mm Hex bolts, washers and nuts when mounting. Lengths from 1.25" to 1.50" depending on your specific application.
To operate the MSL20Max pump at the recommended speed of 985 RPM, it’s essential to use the correctly sized electric motor pulley.Pulley Sizing Guidelines:For a 5HP electric motor rated around 1750 RPM:Use a motor pulley with a diameter between 9.00" (min) and 9.50" (max).
For a 5HP electric motor rated around 3450 RPM:Use a motor pulley with a diameter between 4.50" (min) and 5.00" (max).
Need a Pulley? We’ve Got You Covered:Below are our recommended electric motor pulley options available on eBay:
9.25" Single Groove A-Section PulleySuitable for motors around 1750 RPMeBay item number:174382298728
4.75" Single Groove A-Section PulleySuitable for motors around 3450 RPMeBay item number:193614375070

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