Karha 50
0.5 HP Openwell Submersible Pump
A compact openwell submersible pump for farms, open wells, tanks, residential sumps and irrigation applications.
About DHAN LAKSHMI Karha 50 (V5-0.5HP)
DHAN LAKSHMI Karha 50 (Model: V5-0.5HP) from Dhanashri Electromech Industries is a high-volume 0.5 HP (0.37 kW) single-phase V5 submersible openwell water pump built for continuous submerged operation in open wells, farm tanks, underground sumps, and reservoirs. Encased in a rust-proof SS304 stainless steel motor body with IP68 submersible protection, it features 100% pure copper submersible winding, a high-efficiency Noryl impeller, and water-lubricated carbon thrust bearings. Delivering high discharge up to 6197 LPH across a 4 to 18 meter head range with zero manual priming hassles.
Engineering & Performance Data
Complete verified technical specifications for DHAN LAKSHMI Karha 50 tested at the Dhanashri Electromech Industries manufacturing facility in Pune.
Electrical Specifications
| Power Rating | 0.5 HP / 0.37 kW |
|---|---|
| Voltage Band | 180V - 240V |
| Full Load Current | 5.0 Amp |
| Supply Phase | Single Phase (1Ø) / 50 Hz |
| Motor Speed | 2880 RPM |
| Built-In Capacitor | |
| Cooling Method | Water-Lubricated/Cooled |
Hydraulic Performance
| Head Range | 4 - 18 Meters |
|---|---|
| Discharge Flow | 6197 - 2191 LPH |
| Best Efficiency Point | 14m @ 3800 LPH |
| Suction Lift | 0 (Submerged) |
| Pipe Size | 25mm x 25mm (1" x 1") |
| Number of Stages | 1 Stage |
Materials of Construction (MOC)
| Pump Casing | Coated Cast Iron |
|---|---|
| Impeller | High-Efficiency Noryl |
| Motor Shell | SS304 Stainless Steel |
| Motor Winding | 100% Poly-Wrapped Copper |
| Shaft | SS 410 Stainless Steel |
| Bearings | Water-Lubricated Carbon Thrust Bearings |
| Bush | Self-Cooling Carbon-Graphite Bush |
| Sealing | High-Pressure Oil Seal |
Protection & Operational Standards
| Insulation Class | Class F |
|---|---|
| Ingress Protection | IP 68 |
| Duty Cycle | S1 Continuous |
| Thermal Overload Protection | Yes |
| Weight (approximate) | 11.0 kg |
Hydraulic Head vs Discharge Performance Curve
Factory performance testing curve displaying verified discharge in litres per hour (LPH) against vertical head in meters for DHAN LAKSHMI Karha 50.
Key Features of DHAN LAKSHMI Karha 50
Engineered with high-grade components for durable daily operation and maximum power efficiency.
IP68 & SS304 Stainless Body
Corrosion-resistant SS304 stainless steel motor casing with IP68 waterproof sealing ensures long life underwater.
Zero Priming Convenience
Fully submerged openwell placement completely eliminates priming troubles, suction air locks, and foot valve maintenance.
High Volume Flow (6197 LPH)
Delivers substantial water discharge up to 6197 LPH with a Best Efficiency Point at 14m @ 3800 LPH.
Water-Lubricated Carbon Bush
Carbon thrust bearings with carbon-graphite bushes provide frictionless, self-cooling operation in water.
100% Copper Submersible Wire
Poly-wrapped 100% copper winding built specifically for high electrical efficiency and thermal safety underwater.
Recommended Uses for Karha 50
Tailored to meet the demands of farmers, homeowners, and commercial operators across Maharashtra and India.
Open Farm Wells & Tanks
Direct submerged installation in agricultural open wells, village storage ponds, and farm irrigation reservoirs.
Underground Residential Sumps
Rapidly lifts high volumes of water from basement sumps to overhead storage tanks.
Nursery & Drip Irrigation
Provides constant, high-volume flow for plant nurseries, greenhouse watering, and micro-irrigation lines.
Civil & Construction Water Supply
Dependable water transfer from curing sumps, construction storage tanks, and drainage ponds.
Related DHAN LAKSHMI Water Pumps
Compare with other models in the DHAN LAKSHMI series for alternative HP ratings, suction capabilities, and head reaches.
Nira 10V
A specialized 1 HP deep-suction self-priming pump engineered for deep sumps, low water tables, and high-head residential and farm water transfer.
Karha 100
Ideal for agricultural irrigation, large sumps, commercial tanks and water-transfer applications.
Need Help Choosing the Right Pump?
Contact our engineering team in Pune for assistance with head calculation and recommendations.