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Versatile Pumping Solutions for Marine, OEM, and Transport Applications

MP Pumps offers a comprehensive line of self-priming centrifugal pumps, engineered for reliable operation in applications where suction lift and air evacuation are critical. These pumps are designed to automatically evacuate air from the suction line, allowing for continuous priming and fluid transfer without manual intervention.

The FLOMAX® series, one of MP’s flagship product lines, includes over 20 pump models with flow rates reaching up to 750 GPM (170 m³/h). These pumps can lift fluids from depths of up to 25 feet (7.6 meters), making them ideal for industrial, agricultural, marine, OEM, and transportation applications.

Each pump is available as a PumpPak® - a fully assembled and tested pump end - compatible with various drive options including electric motors, hydraulic motors, gas engines, and pedestal-mounted configurations . Standard features include:

  • Semi-open dynamically balanced impellers
  • Stainless steel fasteners and drive sleeves
  • Renewable wear plates
  • 316 stainless steel options for corrosive environments
  • Double seal configurations for enhanced leak protection

MP Pumps’ self-priming models are built to operate efficiently under varying atmospheric pressures and fluid densities, requiring less power input while maintaining high discharge pressures and head levels. Their robust sealing systems - mechanical seals and double seal options - ensure long-term reliability and minimal maintenance.

These pumps are commonly used in:

  • Bilge and ballast transfer
  • Auxiliary fire systems (USCG-compliant models available)
  • Fertilizer and pesticide handling
  • Washdown and blending systems
  • Bulk fluid transfer and nurse tanks

Product Comparison

 

ModelSizeMax GPM (LPM)Max Head-ft. (m)Cast Iron316 SSTBronzeAlumDuctile IronDouble Seal5 Blade Impellerw/Enginew/Hyd Mtr.
FM51.5"145 (549)100 (30)  
FM82"150 (568)100 (30)
FM102"225 (852)145 (44)  
FM153"320 (1211)145 (44) 
FM303"500 (1893)190 (58)    
FM354" x 3"500 (1893)180 (55)       
FM404"750 (2839)225 (69)     *✓ 
FMX753/4"21 (79)23 (7)       
FMX1001"55 (208)60 (18)      
FMX1501.5"97 (367)105 (32)        

*✓- Eng Adpt. Only

 

Discover Our Flomax and FMX Pumps

FLOMAX® 5 | 1.5" Self Priming Pump

Max Flow: 145 GPM | 32.9 m³/h
Max Head: 100' feet | 30 m
Size: 1.5"

FLOMAX® 5 - Hydraulic | 1.5" Self Priming Pump

Max Flow: 175 GPM | 39.7 m³/h
Max Head: 230' feet | 70 m
Size: 1.5"

FLOMAX® 5 and 8 Double Seal | 1.5" and 2" Self Priming Pump

Max Flow: 170 GPM | 38.6 m³/h
Max Head: 103' feet | 31 m
Size: for FM5: 1.5" | for FM8: 2" 

FLOMAX® 8 | 2" Self Priming Pump

Max Flow: 150 GPM | 34 m³/h
Max Head: 100' feet | 30 m
Size: 2"

FLOMAX® 8 - Hydraulic | 2" Self Priming Pump

Max Flow: 200 GPM | 45.4 m³/h
Max Head: 275' feet | 84 m
Size: 2"

FLOMAX® 8 - 316 SS | 2" Self Priming Pump

Max Flow: 150 GPM | 34 m³/h
Max Head: 100' feet | 30 m
Size: 2"

FLOMAX® 8 - 316 SS Double Seal | 2" Self Priming Pump

Max Flow: 170 GPM | 38.6 m³/h
Max Head: 130 feet | 40 m
Size: 2"

FLOMAX® 10 | 2" Self Priming Pump

Max Flow: 225 GPM | 51.1 m³/h
Max Head: 145' feet | 44 m
Size: 2"

FLOMAX® 10 - Hydraulic | 2" Self Priming Pump

Max Flow: 200 GPM | 45.4 m³/h
Max Head: 195' feet | 59 m
Size: 2"

FLOMAX® 15 | 3" Self Priming Pump

Max Flow: 320 GPM | 72.7 m³/h
Max Head: 145' feet | 44 m
Size: 3"

FLOMAX® 15 - 316 SS | 3" Self Priming Pump

Max Flow: 300 GPM | 68 m³/h
Max Head: 136' feet | 41 m
Size: 3"

FLOMAX® 15 - Hydraulic | 3" Self Priming Pump

Max Flow: 318 GPM | 72.2 m³/h
Max Head: 183' feet | 56 m
Size: 3"

FLOMAX® 15 - SS Double Seal | 3" Self Priming Pump

Max Flow: 350 GPM | 79 m³/h
Max Head: 130' feet | 40 m
Size: 3"

FLOMAX® 30 | 3" Self Priming Pump

Max Flow: 500 GPM | 113.6 m³/h
Max Head: 190' feet | 58 m
Size: 3"

Flomax 30 SS - Product Image.png

FLOMAX® 30 SS | 3" Self Priming Pump

Max Flow: 500 GPM | 113.6 m³/h
Max Head: 190' feet | 58 m
Size: 3"

Flomax 30 SS - Product Image.png

FLOMAX® 35 SS | 4" x 3" Self Priming Pump

Max Flow: 500 GPM | 113.6 m³/h
Max Head: 180’ feet | 55 m
Size: 4" x 3" 

FLOMAX® 40 | 4" Self Priming Pump

Max Flow: 750 GPM | 170.3 m³/h
Max Head: 225' feet | 69 m
Size: 4"

 

FMX 100 | 1" Self Priming Pump

Max Flow: 55 GPM | 12 m³/h
Max Head: 60' feet | 18.3 m
Size: 1"

FMX 75 | 3/4" Self Priming Pump

Max Flow: 21 GPM | 4.8 m³/h
Max Head: 23' feet | 7 m
Size: 3/4"

FMX 150 | 1.5" Self Priming Pump

Max Flow: 100 GPM | 22.7 m³/h
Max Head: 110' feet | 34 m
Size: 1.5"

Find the Right Pump in Seconds – Download the Quick-Pick Chart

Simplify your pump selection process with our comprehensive Quick-Pick Selection Chart. Compare models, sizes, flow rates, and materials at a glance to choose the perfect MP Pump for your application. Download now and make informed decisions faster!

Download - Brochure - Quick Pick Pump Selection Charts