24h Instant Remote Technical Assistance
Our professional technical team offers online video guidance for pump installation, parameter adjustment and daily troubleshooting. We supply standard English operation manuals with every shipment.
QB series are recommended for pumping clean water without abrasive particles, and liquids that are chemically non aggressive to the materials. These pumps are suitable for domestic use and in particular for water distribution in combination with small pressure sets and for the irrigation of gardens and allotments. The pump should be installed in enclosed environment, or at least sheltered from inclement weather.
Component
Pump Body: Cast Iron, with 304SS insert if request
Pump Support: Cast Iron, with 304SS insert if request
Motor Housing: Aluminum Alloy
Impeller: Brass
Motor Shaft: Carbon Steel, 304SS weld if request
Operating Condition
Liquid Temperature up to 60 °C
Ambient Temperature up to 40 °C
Total Suction Lift up to 9 m

Motor
1~220V/50Hz, 110V/60Hz, 220V/60Hz on request
Insulation Grade: Class B
Cooling: External Ventilation
Protection: IP44
Build-in with Thermal Protector
Continuous Work S1
Model Parameters
| Model | Power | Max.Flow | Max.Head | Max.Suct | In/outlet | G.W. | Dimension | |
| kW | HP | |||||||
| QB50 | 0.185 | 0.25 | 1.5 | 21 | 9 | 1"x 1" | 3.65 | 220x140x160 |
| QB60 | 0.37 | 0.5 | 2.1 | 35 | 9 | 1"x 1" | 5.5 | 280x135x165 |
| QB70 | 0.55 | 0.75 | 2.7 | 45 | 9 | 1"x 1" | 9 | 335x180x205 |
| QB80 | 0.75 | 1.0 | 3.0 | 55 | 9 | 1"x 1" | 10 | 335x180x205 |
Product Summary
Looking for a reliable, heavy-duty QB60 0.5HP peripheral vortex pump to expand your industrial or wholesale inventory? CGO offers the high-performance QB series, engineered specifically for moving clean water and non-aggressive liquids. As a premium domestic clean water pump, this compact unit perfectly balances high pressure with low power consumption. It serves as an exceptional choice for small pressure sets, household water distribution, and garden irrigation systems worldwide. Built to last and equipped with integrated thermal protection, this cast iron peripheral water pump guarantees consistent water delivery under various operating conditions.
Detailed Description
When it comes to everyday water supply challenges, the QB60 0.5HP peripheral vortex pump manufactured by CGO stands out as a true industry workhorse. This cast iron peripheral water pump is meticulously designed to handle clean water distribution with maximum hydraulic efficiency. Unlike bulky centrifugal alternatives, its specialized peripheral vortex design allows it to generate impressive head heights even with a highly economical 0.37kW motor.
To ensure long-term, trouble-free operation, CGO recommends installing this high head vortex pump in an enclosed environment or at least sheltering it from inclement weather. Whether your customers are boosting tap water pressure in residential apartments or setting up a robust small pressure set water pump system for rural irrigation, this pump handles it flawlessly. By selecting CGO as your sourcing partner, you get direct access to premium-grade materials, certified manufacturing processes, and reliable performance that keeps your customers coming back.

Key Product Features
Every component within the QB60 0.5HP peripheral vortex pump reflects the strict quality control and engineering excellence of CGO:
Heavy-Duty Cast Iron Body & Support: Provides excellent mechanical strength and reduces vibration. Upon request, CGO can equip the casing with a 304 stainless steel (304SS) insert to protect against impeller jamming after long idle periods.
Precision-Machined Brass Impeller: The premium 0.5HP brass impeller water pump core guards against rust-induced scaling and ensures optimal thermal stability during extended operations.
Aluminum Alloy Motor Housing: Delivers rapid heat dissipation, ensuring the internal motor stays cool under heavy workloads.
Reliable Carbon Steel Shaft: Standard builds feature high-strength carbon steel, with optional 304SS welded shafts available for aggressive environments.
Advanced Safety Integration: Built-in automatic thermal overload protection keeps the motor safe from voltage spikes or dry-running hazards.
Engineering Advantages
Why does the high head vortex pump from CGO outperform competitor models in the market? The secret lies in CGO's fluid dynamics and motor optimization.
Volumetric Vortex Efficiency
The peripheral pump design features numerous radial blades on the edge of the brass impeller. As water enters the casing, it is repeatedly accelerated between these blades and the pump channel. This recycling process builds massive kinetic energy, allowing a QB60 0.5HP peripheral vortex pump to reach a remarkable 35-meter maximum head. It delivers the pressure of a much larger centrifugal pump while saving up to 30% more energy.
Continuous Work S1 Rating
Equipped with Class B insulation, IP44 protection, and an external ventilation system, the motor is officially rated for Continuous Work S1. This means CGO pumps can run non-stop under an ambient temperature of up to 40°C and handle liquid temperatures up to 60°C without suffering thermal degradation.
Primary Applications
The high versatility of this domestic clean water pump makes it an incredibly profitable stock item for international distributors. Its primary uses include:
Residential Pressure Boosting: Seamlessly integrates into any small pressure set water pump assembly to address low water pressure in homes and villas.
Agricultural Irrigation: Ideal for transferring water to small farms, gardens, allotments, and greenhouses.
Industrial Machinery Feeding: Perfect for small-scale cooling loops, boiler feeding, and pressure washing setups.
Commercial Value
Choosing CGO as your wholesale manufacturer brings immediate commercial benefits to your business:
Healthy Profit Margins: By optimizing raw material sourcing and casting processes, CGO offers highly competitive factory-direct pricing, allowing you to maximize market share.
Customization Flexibility: From specific regional voltages (110V/60Hz) to custom brand packaging and 304SS anti-block inserts, CGO adapts the production line to your precise market demands.
Drastically Lower Warranty Claims: The combination of a heavy-duty 0.5HP brass impeller water pump design and integrated thermal protectors reduces your after-sales maintenance costs to near zero.
FAQ
Q1: Can the QB60 pump handle water from deep wells?
The QB60 0.5HP peripheral vortex pump features a maximum suction lift of 9 meters. For shallow wells, storage tanks, and reservoirs, it works beautifully. If your well depth exceeds 9 meters, CGO also offers deep-well submersible options suited for those conditions.
Q2: How does the optional 304SS insert protect the pump?
When a standard cast iron peripheral water pump sits idle in a humid environment, rust can quickly form inside the casing. When turned on, this rust can jam the brass impeller and burn out the motor. The 304SS insert from CGO resolves this issue, ensuring a smooth startup even after seasonal storage.
Q3: What is the minimum order quantity (MOQ) for custom voltages?
As an established export manufacturer, CGO provides flexible MOQ terms for customized regional voltages (such as 110V/60Hz). CGO's global sales team can formulate a tailored quote based on your target quantity and market requirements.
We provide full lifecycle after-sales support for all global pump partners, including remote technical guidance, fault troubleshooting, fast spare parts supply and standard 1-year factory warranty.
Our professional technical team offers online video guidance for pump installation, parameter adjustment and daily troubleshooting. We supply standard English operation manuals with every shipment.
For bulk municipal, agricultural and industrial engineering orders, we can arrange experienced technicians to deliver on-site testing and commissioning service.
We stock complete spare parts for all pump series. Once quality defects are confirmed, replacement components will be shipped rapidly to minimize your equipment downtime.
All our pumps enjoy a 1-year warranty against manufacturing defects. Free spare parts will be provided for quality issues within the warranty period. Damage caused by improper operation or human error is not covered.