LSDS5.1/52.5 Cummins 4BTA3.9-P90 Engine 52.5L/s Fire Fighting Diesel Water Pump



Detailed Product Information

Product Description

LSDS5.1/52.5 Diesel Fire Fighting Water Pump Set is powered by the robust Cummins 4BTA3.9-P90 engine, delivering 67 kW at 1800 rpm. Designed for rapid response firefighting and emergency water supply, this centrifugal pump achieves a flow rate of 52.5 liters per second and a head of 51 meters, providing reliable and steady water pressure in critical situations. Its compact footprint and durable construction enable easy transport and installation, making it an ideal choice for mobile fire suppression units and industrial sites where space and reliability are crucial. The pump’s optimized hydraulic design ensures efficiency and reduces maintenance demands, supporting continuous operation when every second counts.

Main Features

  • Firefighting-Focused Design – Engineered specifically for firefighting and emergency water delivery, offering quick and stable water output.
  • Balanced Flow and Head Performance – Provides 52.5 L/s flow with a 51 m head, suitable for a wide range of firefighting and industrial water transfer needs.
  • Compact and Mobile – Space-efficient design facilitates fast deployment and relocation in emergency scenarios.
  • Reliable Cummins 4BTA3.9-P90 Engine – Delivers 67 kW of power with fuel efficiency, ensuring dependable performance under demanding conditions.
  • Dual Rated Speeds for Flexibility – Supports operation at 1480 and 1800 rpm, allowing adaptation to varied field requirements.

Generator Specification

Water Pump ModelLSDS5.1/52.5
Rated speed1480/1800 rpm
Flow52.5L/s189m³/h
Head Lift51 m
Power45kW 
NPSH2.5
Length(mm)2450 
Width(mm) 820
Height(mm) 1295
Net Weight(kg) 1910
Engine Model4BTA3.9-P90
Engine Power 67kW
Engine Speed1800RPM 

Single Stage Double Suction Centrifugal Water Pump Set List

Water Pump ModelFlow Head LiftRated speedPowerNPSH
m³/hL/smrpmkWL/h
LSDS2.2/43.8157.543.822.51480/1800152.6
 LSDS2.6/26.3 94.526.3 26.2 1480/180015 2.6
LSDS2.6/47.9 172.6 47.9   261480/180018.52.6
 LSDS3.4/23.6 65 23.6 341480/180018.52.5
 LSDS2.6/58.8211.7 58.8  26.81480/1800222.6 
 LSDS4.4/25.591.8 25.5  441480/1800302.5 
  LSDS5.1/52.5189 52.5511480/1800452.5 
LSDS4.2/104.4  375.8104.4 42 1480/1800752.1 
LSDS4.6/ 87 313.2 87  46.21480/1800752.1 
 LSDS2.0/453.61633 453.6  201480/18001605.2
 LSDS2.8/492 1771 49228 1480/1800 2005.2
LSDS1.9/ 1124 40461124 19 980/18002506
LSDS3.8/525.6 1892  525.638 1480/18002805.2  
LSDS9.3/384.6 1384.8   384.6931480/18004503.8 
 LSDS4.2/8403024  840 42980/18005005.8
LSDS3.6/12304420 1230  36980/18005607.8 
 LSDS3.0/16505940  1650 301480/18006307.8  
 LSDS12.3/578.32082  578.3123 1480/18009003.5
 LSDS16.0/5101836 510  160 1480/180011203.5 
 LSDS9.0/1110 3996 1110 90.4980/180014006.9 

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