Gold Member Since 2012
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Zhejiang Daqin Pump Co., Ltd.

Water Pump, Submersible Multistage Pump, 4" Submersible Pump manufacturer / supplier in China, offering 4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8), 4inches Stainless Steel Submersible Pumps (4SDM8/17), 4" Stainless Steel Submersible Water Pump (4ST6-14 1.5KW) and so on.

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Supplier Homepage Product submersible pump 4 inches Submersible Pump 4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)

4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)

FOB Price: Get Latest Price
Min. Order: 30 Pieces
Production Capacity: 200000 PCS/Year
Transport Package: Cylinder Carton Package 706mm*100mm*100mm
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 4SD2/8
  • Structure: Multistage Pump
  • Power: Electric
  • Type: Oil-Filled or Water-Filled Pump
  • Industry: Oil Pumps
  • Performance: Automatic Pump
  • Suitable Well Size: 4 Inches: Casing Material: AISI 304ss
  • Diffuser&Impeller: Plastic. PC& POM: Bearing: C&U/ NSK
  • Trademark: DAQIN
  • Origin: China
  • Material: Stainless Steel
  • Assembly: Booster Pump
  • Start Up: Electric Pump
  • Application: Submersible Pump
  • Media: Sea Water Pump
  • Theory: Centrifugal Pump
  • out/Inlet&Oil Chamber: Brass: Shaft: AISI 304ss and Carbon Steel Connected
  • Delivery: 448m: Capacity:270L/Min
  • Specification: CE SGS ISO9906 NEMA
Product Description
Operating condistions
Minimum well diameter: 3.5"
Maximum fluid temperature up to+35 ºC
Maximum sand content: 0.25%
Maximum immersion depth: 80m

Specifications
Rewindable motor or fully enclosed shielding motor
Single-phase: 220V-240V/50Hz
Three-phase: 380V-415V/50Hz
Dimension complied with NEMA standard
Curve tolerance accord with ISO9906

Options on request
Special material components
Start control box or automatic digital control box
Cable length
Other voltages or frequency 60Hz
Single phase motor with built-in capacitor

Application
Water supply
Sprinkler irrigation
Pressure boosting
Fire-fighting

4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)

4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)
ComponentsMaterial
Pump external casingAISI304SS
Delivery casing Cast-Cu ASTM C8500 
Suction lantern Cast-Cu ASTM C8500 
DiffuserPlastic.PC
ImpellerPlastic.POM
Shaft AISI316SS AISI304SS
Shaft coupling AISI316SS AISI304SS
Wear ringAISI304SS & Ceramic
Moter External CasingAISI304SS Cast-iron ASTMN0.30
Top chockCast-Cu ASTM C85500 
Bottom supportAISI 304 SS
Mechanical sealSpecial seal for Deep well(Graphite-Ceramic/TC)
Shaft AISI 303 SS-ASTM 1045/5140
BearingNSK
Seal lubricant oilOil for food machinery and pharmaceutic use.

Performance Data

MODELDNDiNENSION(mm)WEIGHT(kg)
1-220V/240V3-380V/415VPM(s)M(T)T(s)T(T)PM(s)M(T)T(s)T(T)
3.5SDM2.5/43.5SDM2.5/41.25"2862782635645491.84.74.16.55.9
3.5SDM2.5/63.5SDM2.5/61.25"3332932786266112.15.34.77.46.8
3.5SDM2.5/83.5SDM2.5/81.25"3793132936926722.46.15.38.57.7
3.5SDM2.5/103.5SDM2.5/101.25"4253132937387182.76.15.38.88
3.5SDM2.5/123.5SDM2.5/121.25"4713383138097843.176.110.19.2
3.5SDM2.5/143.5SDM2.5/141.25"5173383138558303.476.110.49.5
3.5SDM2.5/163.5SDM2.5/161.25"5643633389279023.78711.710.7
3.5SDM2.5/183.5SDM2.5/181.25"6103633389739484.18712.111.1
3.5SDM2.5/223.5SDM2.5/221.25"726414363114010894.99.8814.712.9
3.5SDM2.5/263.5SDM2.5/261.25"819414363123311825.69.8815.413.6
3.5SDM2.5/303.5SDM2.5/301.25"9115504141461132511.611.69.817.816
3.5SDM2.5/343.5SDM2.5/341.25"10035504141553141711.611.69.818.516.7
3.5SDM2.5/403.5SDM2.5/401.25"11665345501700171614.514.511,622.619.7
3.5SDM2.5/463.5SDM2.5/461.25"13055345501839185514.514.511.623.520.6

4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)
Performance Data

MODEL 50HzPOWERDelivery       n-2850r/min
KWHPQm³/h00.30.60.91.21.51.82.12.42.733.33.6
1-220V/240V3-380V/415V1/min051015202530354045505560
3.5SDM2.5/43.5SDM2.5/40.180.25H(m)232222212129191715131186
3.5SDM2.5/63.5SDM2.5/60.250.333434333231302826232016128
3.5SDM2.5/83.5SDM2.5/80.370.546454443424037343126221711
3.5SDM2.5/103.5SDM2.5/100.370.557565554525047433833272115
3.5SDM2.5/123.5SDM2.5/120.550.758676664626056514640332517
3.5SDM2.5/143.5SDM2.5/140.550.7580797775737065605446382919
3.5SDM2.5/163.5SDM2.5/160.75191908886838074696153433322
3.5SDM2.5/183.5SDM2.5/180.7511031019997949084776959493725
3.5SDM2.5/223.5SDM2.5/221.11.5125123121118114110102948473604531
3.5SDM2.5/263.5SDM2.5/261.11.51481461421401351291211119986715436
3.5SDM2.5/303.5SDM2.5/301.5217116816416115614914012811599826242
3.5SDM2.5/343.5SDM2.5/341.52194191186183177169158146130112927047
3.5SDM2.5/403.5SDM2.5/402.2382242192152081991861711531321098356
3.5SDM2.5/463.5SDM2.5/462.232622582522472392292141971761521259564

4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)
 
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