4-inch-pump-FR

4″ Water Pump (ES-CP41)

Details

The ES-CP41 4-inch pump by ESI pairs a Cornell Pump and Kubota diesel engine for power, performance, and durability without compromise.

The STX-Series self-priming pump by Cornell is durable, reliable, and easy to maintain with an industry leading efficiency rating. It features ductile iron construction, patented Cycloseal® sealing system, and a uniquely designed volute for best performance. Driven by a Kubota diesel engine with a maximum shaft power of 24.8hp, this 4-inch pump set delivers a 900+ gpm flow rate with 3-inch solids handling and a 90-foot max head.

The ES-CP41 is available in ESI-built skid-mounted and trailer-mounted options. Both Arctic Tough configurations include built-in 25-gallon fuel tanks.

Pump

  • Cornell STX-Series premium efficiency, self-priming pump
  • Ductile iron construction
  • Heavy-duty bearings with separate oil reserve
  • External seal leakage monitor for dual-bearing protection
  • Back pull out design for ease of maintenance
  • Self-cleaning adjustable wear plate
  • Easily replaceable suction check valve
  • Shimless impeller

Engine

  • Kubota V1505 or V1703 (ES-CP40), variable speed diesel engine
  • DSE control panel for ease of operation and engine speed monitoring
  • Racor fuel and water separator

Skid/Trailer

  • Rugged, Arctic Tough designs by ESI
  • 25-gallon built-in fuel tank

Specifications

Pump
Pump Cornell 4STX-EM4
Suction 4″ 125# flangeASTM A536 Grade 65-45-12 ductile iron suction
Discharge 4″ 125# flange
Max flow 900 gpm
Max head (lift) 90′ (27.4 m)
Max solids size 3″ (76mm)
Max speed 2100 rpm
Impeller Semi-open design, 2 vane3″ Spherical solids handling capabilityASTM A536 Grade 100-70-03 ductile iron
Pump and drive end bearings Radial bearing single-row ball and thrust bearing double-row ball
Bearing house material ASTM A48 Class 30/35 gray iron
Shaft material 1144 Stress-proof steel chromed and gray iron
Volute casing ASTM A536 Grade 65-45-12 ductile ironTangential discharge with cleanoutClockwise rotation (viewed from driven end)
Mechanical seal Single-type sealTungsten carbide vs. silicon carbide seal facesViton elastomers300 Series stainless steel hardware and spring
Engine
Engine Kubota V1505 or D1703 (ES-CP40), variable speed
Max shaft power 24.8 hp
Fuel type ULSD
Fuel capacity 25 gal
Fuel consumption 1.3 gph @ 2000 rpm
Dimensions
Skid-mounted weight Dry: 1523 lb (691 kg)
Wet: 1722 lb (781 kg)
Trailer-mounted weight Dry: 1743 lb (791 kg)
Wet: 1941 lb (880 kg)

Model #

ES-CP41

Manufacturer

ESI

Category

Pumps

Industry

Construction, Emergency Prepardness, Lodges, Mining, Oil & Gas

Available for Rent in ALASKA

Yes

Available for Rent in North Dakota

Yes

Available for Sale in Alaska

Yes

Available for Sale in North Dakota

Yes

Highlight Specs

Engine HP: 35hp
Max GPM: 900
Max Head (ft): 90
Max Solids Handling: 3"
Priming System: Self-Priming
Configuration: Skid or Trailer

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