Schulz Air Compressor Pumps: Cast Iron Pumps

CompressorPros carries Schulz air compressor pump range includes MSL, MSV, and MSW cast iron series, covering 2 HP through 20 HP. This category serves shop owners and maintenance techs replacing a worn Schulz pump or repowering an existing unit. Browse single stage, two stage, and complete kits with oil and filter included, all shipping free, direct from the manufacturer.

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Schulz Air Compressors
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sku: 933.9383-0

Schulz MSW 60 MAX 15 HP Cast Iron Air Compressor Pump (Also MSW 40 Max)

Schulz MSW 60 Max Two Stage Air Compressor Pump (Also MSW 40 Max) Schulz Cast Iron Two Stage Air Compressor MSW 60 Max Features and Specs: 10-15 HP Two Stage 60 CFM Displacement (15 HP) 1065 RPM Solid cast iron construction Splash oil lubricated pump...

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Now: $2,899.00
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Schulz Air Compressors
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sku: 932.7527-0 KIT

Schulz MSV 20 MAX KIT 5 HP Two Stage Cast Iron Air Compressor Pump

Schulz MSV 20 Max Two Stage Air Compressor Pump KIT Includes Air Filter Housing and Element and 2 Quarts of Oil 007.0016-0 007.0118-0 SCHULZ LUBE-30-1Q (x2) MSV 20 Max Features and Specs: 5 HP Two Stage 20 CFM Displacement 1050 RPM Solid cast iron...

MSRP:

Now: $2,199.00
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What Are Schulz Air Compressor Pumps?

A Schulz air compressor pump is the compression component that mounts to your existing motor, tank, and frame, letting you rebuild a unit rather than replace the whole machine. Schulz builds these in cast iron across a wide horsepower band, which is why they turn up in everything from small shop compressors through industrial installations. Shop owners, fleet maintenance departments, and facility techs source them both as direct replacements for Schulz machines and as upgrades to other units if the specs align. The line runs from the MSL 10 MAX 2 HP Single Stage up through the MSWV 80 MAX 20 HP.

Types of Schulz Air Compressor Pumps

MSL Single Stage Cast Iron Pumps

The MSL series covers lighter and mid-range shop applications in cast iron construction, which tolerates heat better than aluminum designs under regular use. Options include the MSL 15 MAX 3 HP and the MSL 18 MAX 4 to 5 HP, which sits at the top of the single stage range.

MSV Two Stage Cast Iron Pumps

MSV pumps handle higher pressure and heavier duty cycles, making them a strong choice for production shops and higher demand work. The MSV 30 MAX 7.5 HP and the MSV 40 MAX 10 HP cover the upper end of this series.

Large Frame Industrial Pumps

Above 15 HP, Schulz pumps are built for sustained industrial operation. The MSLV 60 BRAVO 15 HP ships with filters included, and the MSWV 80 MAX extends the range to 20 HP. These require a correspondingly sized motor and frame, so verify compatibility carefully before ordering.

Oil-Free Direct Drive Units

Where lubricant carryover is unacceptable, the MSV 6 1 HP Oil Free Direct Drive Pump and Motor ships as a matched pump and motor assembly. Direct drive removes the belt and pulley from the equation, simplifying installation for small applications.

Pump-Only vs. Complete Kits

Most Schulz pumps are available two ways, and the choice affects what else you need to order.

Pump only suits shops that already stock the correct compressor oil and filter, or that are mid-service and only need the pump itself.

KIT versions bundle the pump with the oil and filter required to operate, which puts everything for the swap in one order and avoids a second delivery. Kits are available across the range, including the MSL 10 MAX KIT 2 HP, the MSL 18 MAX KIT 4 to 5 HP, and the MSV 20 MAX KIT 5 HP.

Key Specifications To Match

Horsepower (HP) range: Must align with your existing motor. An undersized motor will overload driving a larger pump. Use HP as a reference, but not the main dertermination
Stage (single vs. two): Determines maximum pressure. MSL is single stage, MSV and above are two stage.
CFM output: Sets whether the pump meets the air demand of the tools it supplies.
Mounting pattern and pulley: Physical fit to your frame and belt drive. If not a direct replacement, you will need to plan on drilling new mounting holes, change the discharge tubing, motor pulley and belts

Because a replacement pump has to integrate with the motor, frame, and drive you already own, verify these against your unit's manual or the existing pump before purchasing.

Frequently Asked Questions

What is the difference between Schulz MSL and MSV pumps?
MSL pumps are single stage and typically reach around 125 to 135 psi, while MSV pumps are two stage and reach closer to 175 psi with better tolerance for continuous duty. MSL covers roughly 2 to 5 HP and MSV covers roughly 5 to 10 HP.

Can I put a Schulz pump on a non-Schulz compressor?

Yes, we sell many Schulz air compressor pumps to customers who cannot find a direct placement. Consider that you will need to drill new mounting holes, replace your discharge tubing, drive pulley and belt(s).

What does MAX KIT mean on a Schulz pump?
The KIT versions include the compressor oil and filter needed to commission the pump, so you receive everything required for the swap in one order. The pump itself is the same as the non-kit version.

How do I know which Schulz pump replaces mine?
Match the full model designation from your existing pump's data plate, such as MSV 30 MAX. If the plate is unreadable, match by HP, stage, CFM, and mounting pattern instead.

Are Schulz pumps cast iron?
The MSL, MSV, MSW, and MSLV series are cast iron, which handles heat and sustained load better than aluminum construction.

How long does a Schulz pump last?
Service life depends far more on duty cycle and maintenance than on the pump alone. Consistent oil changes and clean intake filtration are the largest factors in reaching full service life.

Shop Schulz Air Compressor Pumps at CompressorPros

CompressorPros carries Schulz air compressor pumps across the MSL single stage, MSV two stage, and large-frame MSW series, available as pumps alone or as complete kits with oil and filter. Compare the wider single stage and two stage ranges, browse all replacement pumps, or pair a new pump with fresh filters, oil, and maintenance items. All orders ship free, direct from the manufacturer, and our team can help you match a model or Quote a different option. For help finding the right pump, Call 803-339-0445 or E-Mail Sales@CompressorPros.com

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