SP 305


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Concrete Output Per Hour 30 cu yds 23 cu m
Maximum Pressure on Concrete 642 psi 43 bar
Maximum Aggregate Size 0.75 in 20 mm
Concrete Cylinder Diameter 5 in 125 mm
Concrete Cylinder Stroke Length 30 in 760 mm
Differential Piston/Rod Diameter 2.5/1.75 in 64/44 mm
Outlet Diameter 4 in 100 mm
Concrete Valve Type Transfer Tube
Shifting Cylinders 2
Max. Pump Strokes Per Minute 40
Volume Control 20% to Maximum
Hydraulic System Open Loop
Main Hydraulic Pump A10VO45
Hydraulic Pressure 2500 psi 172 bar
Hydraulic Tank Capacity 40 gal 151 l
Engine Model – Diesel Tier 4I CAT® 2.2 NA  2700 RPM
Engine Family CH3XL2.2N4L
Engine Power 49.6 hp 37 kW
Fuel Tank Capacity 15 gal 56.8 l
Hopper Capacity 8 cu ft .24 cu m
Hopper-Height 42 in 1062 mm
Axle Single Standard
Axle Capacity Rating 3700 lbs 1678 kg
Tires ST 205/75 R14
Brakes Electric
Outrigger Legs Manual Standard
Length 12′ 8″ 3.9 m
Width 5′ 8″ 1.7 m
Height 5′ 10″ 1.8 m
Units Weight 3680 lbs 1669 kg
Dual Weight N/A N/A
Remote Control Cable 100 ft 30.5 m
*Pump specifications are for standard units. Other units are available. Specifications are subject to change without prior notice.

Choose the SP 305 for concrete mixes up to 0.75-inch aggregate mixes and shotcrete projects.

  • Logical upgrade from a ball-valve pump
  • Hydraulically driven components apply up to 625 psi on the material
  • Lightweight and compact size
  • Expand your pumping horizons with block-fill, shotcrete and concrete
  • LED taillights
  • Aluminum wheels

Transfer Tube

Versatile and reliable with minimal maintenance.
Do you own this pump? Email a review to marketing@schwing.com.