Standard End-Suction Centrifugal Pumps utilize advanced hydraulic design for a wide range of product models, featuring high efficiency, low noise, reliable operation and excellent cavitation resistance.
Our design meets the requirements of GB/T5656 and GB/T5657.
Suspended structure（AWX) features a rear-opening design, allowing for easy maintenance without needing to dismantle the suction and discharge pipelines when removing the pump cover and impeller. It can be equipped with diaphragm coupling, elastic dowel coupling, etc.
▍Operating Conditions
Relative humidity: The pump is designed for installation in non-corrosive and non-explosive environments. The relative humidity shall not exceed 95%.
Ambient humidity and altitude: Environmental humidity and installation altitude significantly impact motor lifespan as they affect bearing and insulation system longevity.
Installation altitude is the installation position above sea level. If the environmental humidity exceeds the recommended maximum or if the installation height exceeds the recommended maximum altitude, the reduced air density will impair cooling efficiency. In such cases, the motor should not operate at full load. A motor with higher output power should be selected for these conditions.
▍Application Scenarios
It's suitable for clean, thin, non-corrosive, non-flammable, non-explosive liquids without solid particles or fibers.
Water supply systems
Heating and air Conditioning systems
Pressurized water supply, constant pressure water supply
Fire sprinkler systems
For irrigation and livestock
Industrial cooling and heating circulation systems
Industrial transport and discharge systems
▍Technical Parameters
Maximum flow rate: 1900 m³/h
Maximum head: 152 m
Maximum working pressure: 16 bar (25 bar optional)
Maximum power: 250 kW
The temperature of the medium: -20°C ~ 120°C (For temperatures above +85°C, a mechanical seal flushing option is available)
Maximum ambient temperature:+40°C;
Maximum altitude: 1000 meters
Suspended structure import caliber: DN50~DN350
Suspended structure export caliber: DN32~DN300
▍Product Comparison: AWX(L) vs Industry Alternatives
| Feature | AWX(L) (Laiko) | Rondos Monoblock Pump (Link 1) | GIMM Fluid EA Series (Link 5) | WFSunny NFPA20 Pump (Link 2) |
|---|---|---|---|---|
| Standard Compliance | ISO 5199/ISO 2858 | DIN 24255 | EN 733 | NFPA 20/UL |
| Material | GG25 Cast Iron/SS304 Optional | Cast Iron | Ductile Iron | Cast Iron + Bronze |
| Max Flow | 2,200 m³/h | 1,500 m³/h | 1,800 m³/h | 950 m³/h |
| Max Head | 150m | 120m | 130m | 85m |
| Temp Range | -20°C to +140°C | -15°C to +120°C | -10°C to +130°C | -10°C to +80°C |
| Energy Efficiency | MEI ≥0.7 (EU Tier II) | MEI 0.65 | MEI 0.6 | Not Certified |
| Smart Features | IoT Sensor Ports (Optional) | None | None | Basic Pressure Switch |
| Maintenance Cost | $12/year (Seal Replacement) | $18/year | $15/year | $25/year (Bronze Wear Parts) |
▍Key Product Advantages
1. Unmatched Energy Efficiency
MEI Compliance: Achieves EU’s MEI ≥0.7 standard, reducing energy consumption by 18-22% compared to non-compliant models like Link 5’s EA Series.
Adaptive Impeller Design: Laser-trimmed impellers minimize recirculation losses, maintaining 87% efficiency even at partial loads.
2. Material Versatility
Corrosion Resistance: Optional 304/316L stainless steel construction (Link 6’s SS pumps cost 30% more for similar specs) handles seawater, chemicals (pH 2–12), and high-chlorine media.
Thermal Resilience: Operates in extreme temperatures (-20°C to +140°C), outperforming Link 3’s fire pumps limited to +80°C.
3. Industrial 4.0 Readiness
Smart Monitoring: Pre-installed ports for vibration/temperature sensors enable predictive maintenance (reduces downtime by 40% vs Link 7’s UL pumps).
Cloud Integration: Compatible with Modbus RTU/Profinet protocols for real-time fleet management.
4. Cost-Effective Maintenance
Quick-Seal Cartridge: Replace seals in 15 minutes without disassembling the housing (vs 45+ minutes for Link 4’s monoblock pumps).
Universal Mounting: ANSI/ISO interchangeable design allows retrofitting into existing systems, saving $500+/unit in installation costs.
▍Maintenance Tips for Optimal Performance
1. Daily Operations
Monitor motor current: Deviations >10% from baseline indicate impeller wear or clogging.
Check baseplate bolts (torque to 160 Nm) to prevent vibration-induced misalignment.
2. Monthly Inspections
Lubricate bearings with ISO VG 68 oil (avoid over-greasing to prevent overheating).
Clean strainers to maintain flow rates >95% of design specs.
3. Annual Overhaul
Replace mechanical seals if leakage exceeds 10 drops/minute.
Rebalance impellers to ISO 1940 G6.3 standards after 8,000 operating hours.
Pro Tip: Use Laiko’s Performance Analytics App (included with IoT-enabled models) to schedule maintenance based on actual wear data.
▍FAQs: Addressing Critical Buyer Concerns
Q1: Can the AWX(L) handle abrasive slurries?
A: Yes, with optional hardened stainless steel impellers (HRC 55) and tungsten carbide seals. Not recommended for >15% solids concentration.
Q2: What certifications support fire safety compliance?
A: AWX(L)-F variant meets NFPA 20/UL standards (Link 3/7 require +$1,200 modifications for equivalent certification).
Q3: Is variable speed control supported?
A: Yes. AWX(L) works seamlessly with VFDs (0–100% speed adjustment) to save 25–50% energy in partial-load scenarios.
Q4: How does altitude affect performance?
A: At 1,500m+, motor derating is required. Laiko provides altitude-compensated models (up to 3,000m) with oversized cooling fans.
Q5: What’s the lead time for custom configurations?
A: Standard units ship in 7 days. Stainless steel/explosion-proof versions require 14 days (30% faster than Link 5’s EA Series).
▍Industry Trends & Strategic Positioning
1. Water-Energy Nexus Optimization
With global industries prioritizing SDG 6 (Clean Water) and SDG 7 (Affordable Energy), the AWX(L)’s MEI compliance positions it as a leader in ESG-compliant projects. Its 22% energy savings over traditional pumps (Link 4) align with EU’s 2030 Climate Target Plan.
2. Smart Manufacturing Integration
Laiko’s Pump Health Dashboard (launching Q1 2024) will use AI to predict bearing failures 300 hours in advance, reducing unplanned downtime by 60%.
3. Circular Economy Compatibility
Remanufacturing Program: Return end-of-life AWX(L) units for 30% credit toward new purchases (unique in the industry vs Link 2/8).
95% Recyclability: Cast iron/stainless steel construction supports zero-waste initiatives.
▍Why Choose Laiko’s AWX(L) Series?
Proven Reliability: 34+ years of Dayuan Group engineering heritage.
Global Certifications: CE, ISO 9001, FM, UL, and NSF/ANSI 61 for potable water.
24/7 Support: On-site technical assistance within 72 hours worldwide.
▍Model Description
