ULTRA SLG-SLGX U3-350/14T High-Pressure Pump 80L/min 150.9m for Boiler
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ULTRA SLG | Pump Body: Cast Iron | Application: Standard applications for clean water supply, HVAC, and boiler feeding.
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ULTRA SLXG | Pump Body: Stainless Steel AISI 304 | Application: High hygiene requirements, food-grade processing, reverse osmosis, and superior corrosion resistance.
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HIGH-EFFICIENCY MULTISTAGE BOOSTING: Features a 14-stage vertical multistage design delivering water flow up to 80 L/min (4.8 m³/h) with an impressive high-pressure lift head for commercial applications.
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OPTIMIZED ENERGY SAVINGS: Advanced multi-stage AISI 304 stainless steel impellers distribute hydraulic load across 14 stages, maximizing efficiency and lowering electrical kWh consumption.
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EXTREME 110°C HIGH-TEMPERATURE RATING: Engineered to handle clean liquids from -15°C to +110°C, making it ideal for high-temperature boiler feed, hot water HVAC circulation, and industrial washing.
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MASSIVE 25 BAR OPERATING PRESSURE: Built for extreme pressure demands up to 25 bar, featuring stainless steel AISI 304 impellers, diffusers, shell, and shaft, supported by a ceramic-tungsten carbide guiding bush.
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SPACE-SAVING VERTICAL IN-LINE DESIGN: In-line vertical axis ports allow direct pipe installation in tight mechanical rooms for drinking water, glycol circulation, and water treatment plants.
Product information
The Pentax ULTRA SLG / SLXG U3SLG-350/14T (and U3SLXG-350/14T) is a commercial-grade, vertical multistage centrifugal electric water pump engineered for high-pressure boiler feed, HVAC circulation, food-grade liquid distribution, and water treatment facilities. Designed with a vertical in-line layout, it provides maximum pressure output while occupying minimal floor space.
Driven by a 2.57 kW (3.5 HP) 3-phase 230/400V motor, this 14-stage pump utilizes all-stainless steel AISI 304 impellers, diffusers, outer shell, and motor shaft. Operating at pressures up to 25 bar, it delivers a flow rate up to 80 L/min across a wide temperature range of -15°C to +110°C.
Built for maximum durability in extreme environments, the pump incorporates a graphite-tungsten carbide-EPDM mechanical seal, EPDM gaskets, and an advanced ceramic-tungsten carbide intermediate shaft bush to prevent vibration across high stage setups. With IPX5 waterproofing and Class F insulation, the Pentax U3SLG/SLXG 350/14T delivers exceptional reliability for heavy-duty industrial systems.
Note: Suitable for clean non-loaded fluids, drinking water, glycol mixtures, and hot water systems from -15°C to +110°C.
Features & Specs
Model Options U3SLG-350/14T (Cast Iron Base) / U3SLXG-350/14T (Full Stainless Base)
Pump Type Vertical Multistage In-Line Centrifugal Pump
Motor Power 3.5 HP / 2.57 kW
Voltage / Frequency 3~ 230/400V - 50Hz (P ≤ 4kW)
Max Flow Rate (Q max) 80 L/min (4.8 m³/h)
Number of Impellers/Stages 14 Stages Max Operating Pressure 25 bar Liquid Temperature Range -15 °C to +110 °C
Impeller / Diffuser / Shaft Stainless Steel AISI 304
Mechanical Seal / Gasket Graphite-Tungsten Carbide-EPDM / EPDM
Intermediate Bushing Ceramic-Tungsten Carbide
Protection Degree IPX5 Codes
U3[...]-350/14T
Dimensions
U 3SLG-350/14T
Product Dimensions: 93.2 x 22 x 22 cm
Weight: 54 kg
U 3SLXG-350/14T
Product Dimensions: 93.2 x 26 x 26 cm
Weight: 53.5 kg
