With over 20 years of experience in pump manufacturing, we are one of the key contributors to the national standards for hot water circulation pumps in China. Our team consists of 100–150 employees, and we produce up to 1 million units of water pumps annually. We have three buildings covering 28,000 square meters, equipped with 10 advanced production lines and full-automatic testing devices. Our facilities include CNC machines, automatic painting systems, ultrasonic cleaning machines, and more. We maintain a dedicated testing lab and quality control department, along with our own R&D team. Certifications include ISO9001:2000, ISO14001:2004, CCC, CE, GS, TUV, and others. 5. Our Services * Sample Service: We can provide samples based on your specific needs. You will need to cover the shipping cost, which will be refunded upon receiving your official order. * Customization: We accept OEM orders, offer a 1-year warranty from the date of shipment, and ensure product quality meets your requirements. * After-sales Support: During the warranty period, we can replace defective units. Our engineers and sales team can visit key agents for promotion and support. 6. Frequently Asked Questions (FAQ) Q1: How do you handle OEM orders? A: We can engrave your logo on nameplates and cartons. If you accept our brand “LONKEY,†we can also offer discounts or promotional support. Q2: What are your main markets? A: Thailand, Iran, Brazil, Chile, Argentina, and other international regions. Q3: What is the delivery time? A: Typically 30 days after confirming the deposit. Q4: What is the MOQ (Minimum Order Quantity)? A: 100 pieces per model. Q5: What about packaging? A: Color boxes for 500+ pcs; brown cartons for below 500 pcs, with strong export-grade packaging. Q6: Can you supply 220V 60Hz, 110V 60Hz, or 127V 60Hz models? A: Yes, we can. 7. Contact Us Customized Pvc Cling Film,,Color Box Packaging Cling Films,Kitchen Pvc Cling Film,Pvc Cling Films For Food HANXHOSA (SUZHOU) LIMITED COMPANY , https://www.pvcplant.com
1. Product Images
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2. Product Description
Technical Specifications
Liquid temperature range: -10°C to 110°C
Pipe size: G3/4, DN15mm
Port-to-port length: 130mm
Max operating pressure: 6 bar
Pressure stage and pipe connection: PN10
Max flow rate: 46 L/min
Max head: 4 meters
Max input power: 65 W
Circulator pump type
Quiet operation (<45 dB(A)), no leakage, eco-friendly, easy installation
Electrical Data
Power: 65 W
Maximum current: 0.3 A
Capacitor size: 2.5 μF
Product Features
This high-efficiency circulation pump is ideal for heating systems, residential buildings, villas, and industrial applications. It ensures consistent water supply and pressure, suitable for air conditioning, boilers, and solar energy systems. Designed with a wet rotor, it offers smooth and quiet performance.
Construction Materials
Motor wire: Copper
Motor housing: Aluminum
Rotary can: Stainless steel 304
Impeller: PP (Polypropylene)
Pump body: Cast iron
Shaft: Ceramic
Bearings: Domestic standard
Company Profile
Zhejiang Lonkey Pump Industry Co., Ltd. is located in Wenling City, Zhejiang Province, known as the "Pump Town of China." With over 17 years of experience in pump manufacturing, the company covers an area of 28,000 square meters. It features modernized factories, advanced production lines, computerized testing equipment, vacuum lacquer dripping machines, and full-automatic testing instruments.
Material Details:
1) Motor Housing: Aluminum
2) Rotor Can: Stainless Steel 304
3) Impeller: Polypropylene (PP)
4) Shaft: Ceramic
5) Pump Body: Cast Iron
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Model
Rated Power (kW)
Outlet (mm)
Max Flow (m³/h)
Max Head (m)
G.W.
Qty/Ctn (pcs)
Packing (mm)
LRS20-4S/130
65
DN15mm
46
4
2.6 kg
8
340x290x295
3. Certifications
4. About Us
Website: www.lonkey.com
Hot Water Circulation Pump: LRS20-4S/130