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Help CenterShanghai Kaiquan WQ2445-612-250 Submersible Pump Cast Impeller Durable Spare Parts
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Welcome to Jiangsu Manqi Machinery Co., Ltd. — a reliable manufacturer specialized in high-quality pump components. Our WQ2445-612-250 Submersible Pump Cast Impeller is designed as a durable spare part specifically for Shanghai Kaiquan Pump Equipment. Engineered with precision casting technology, this impeller ensures stable hydraulic performance and extended service life for submersible pumps working in demanding conditions.
As a professional manufacturer established in 2017 with a factory area of 10,000–30,000 square meters, we pride ourselves on delivering components that meet rigorous quality standards. This impeller is crafted from high-strength cast metal, offering excellent resistance to corrosion, wear, and impact — making it ideal for sewage, drainage, and industrial water handling applications.
Below you will find detailed specifications, product features, and answers to frequently asked questions to help you make an informed purchasing decision.
📌 Key Features & Technical Specifications
Direct Replacement: Precisely matches original WQ2445-612-250 impeller specifications for Kaiquan pumps.
Superior Casting Quality: Produced through advanced lost-foam or resin sand casting process for uniform density and smooth surface.
Hydraulic Balance: Each impeller is dynamically balanced to minimize vibration and noise during operation.
Wear-Resistant Material: Available in ductile iron or cast iron (customizable) with hardness up to HB 200–250.
Corrosion Protection: Treated with anti-rust coating for long-term reliability in wet environments.
Easy Installation: Designed with standard keyway and dimensions for hassle-free replacement.
📏 Product Specification Table
| Parameter | Value |
|---|---|
| Model Number | WQ2445-612-250 |
| Impeller Type | Closed / Semi-open (customizable) |
| Outer Diameter | Approx. 250 mm (as per original design) |
| Material Option | Ductile Iron (QT450-10) / Cast Iron (HT250) |
| Hardness | HB 180–250 (depending on material) |
| Balance Grade | G6.3 dynamic balance |
| Surface Treatment | Anti-corrosion painting (optional) |
| Compatible Pump | Shanghai Kaiquan submersible pump series (e.g., WQ, QW) |
⚙️ Detailed Product Advantages
This impeller is manufactured using a strict quality control system. Each casting undergoes dimensional inspection and hydraulic performance testing to ensure it meets the original equipment manufacturer (OEM) standards. The use of high-grade cast iron or ductile iron provides excellent tensile strength and fatigue resistance, which directly translates to longer intervals between maintenance and lower total cost of ownership for your pumping system.
Why choose our WQ2445-612-250 impeller?
✔️ Cost-effective alternative without sacrificing quality.
✔️ Rigorous QC — 100% inspected for dimension, weight, and balance.
✔️ Fast delivery from our Suzhou factory located near Port of Shanghai.
✔️ Customizable — we can adjust vane geometry or material upon request.
✔️ Expert support — our engineering team can assist with installation and troubleshooting.
🔒 Trust & Company Credentials
Jiangsu Manqi Machinery Co., Ltd. has been serving the pump industry since 2017. With a dedicated facility covering 10,000–30,000 square meters and a professional team of 11–50 employees, we focus on manufacturing pump spare parts that meet global requirements. Our products have been shipped to markets including Eastern Europe, Southeast Asia, Africa, and South Asia through the Port of Shanghai. We understand the needs of submersible pump users and strive to provide reliable, long-lasting components.
We invite you to test our impeller in your Kaiquan pump equipment. If you require any non-standard specifications (different material, hardness, or dimensional adjustments), please contact us with your requirements. Our flexible production capability allows us to accommodate custom orders efficiently.
✅ Ready to upgrade your pump performance? Request a quotation or sample today. We look forward to cooperating with you!
❓ Frequently Asked Questions (FAQ)
Q: Is this impeller a direct replacement for my Kaiquan WQ2445-612-250 pump?
A: Yes, it is designed to match the original specifications of the Kaiquan pump with that model number. We recommend verifying the physical dimensions (outer diameter, hub size, keyway) with your old part to be certain.Q: What materials are available for this impeller?
A: Standard material is ductile iron (QT450-10) or cast iron (HT250). Other materials such as stainless steel or bronze can be made to order — please contact our sales team for details.Q: Do you offer a warranty or after-sales service?
A: We provide a standard warranty period (typically 12 months) against manufacturing defects. Our technical team is available to assist with any issues during installation or operation.Q: What is the minimum order quantity (MOQ)?
A: Our MOQ is generally 1 piece for sample testing, and stock orders can be discussed based on quantity.Q: How long does delivery take?
A: For standard impellers, the lead time is 7–15 days after order confirmation. Custom orders may require 15–25 days depending on complexity.Q: Are your impellers balanced? Will they cause vibration?
A: Yes, each impeller undergoes dynamic balancing to G6.3 grade or better, ensuring smooth and quiet operation.Q: Can I get a sample before bulk order?
A: Absolutely. Sample orders are welcome. The sample cost and shipping fee can be negotiated, and sample cost may be deducted from future bulk orders.Q: Do you have certificates like ISO or CE?
A: While we maintain strict internal quality control, specific certifications can be provided upon request and as per customer requirements. Please inquire for details.
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