PHILIPS Spark 400 GPD AUT894 Direct Flow Tankless Reverse Osmosis Under-Sink Water Filter System

The PHILIPS Spark 400 GPD AUT894 is a high-performance direct flow tankless reverse osmosis water filtration system designed for under-sink installation. It delivers purified water on demand with a 400 GPD membrane capacity, ensuring a continuous supply of clean, great-tasting water for your household.

Advantages

This system features a 5-stage filtration process that effectively removes contaminants, including sediment, chlorine, and dissolved solids, with a TDS rejection rate of over 95%. The integrated booster pump ensures stable water production even with low inlet pressure, while the automatic flush function extends membrane life. The filter change indicator and integrated TDS meter make maintenance simple and convenient.

Suitable for

• Households seeking a reliable and efficient under-sink water filtration solution
• Those who prefer tankless design to save space and avoid bacterial growth
• Users who want high water production rate (up to 1.5 L/min) for drinking and cooking

Key specifications

• System Type: Direct Flow Tankless Reverse Osmosis
• Filtration Stages: 5 Stages (Sediment, GAC, Carbon Block, RO Membrane, Post-Carbon)
• RO Membrane Capacity: 400 GPD
• Water Production Rate: Up to 1.1 - 1.5 Liters/Minute
• TDS Rejection Rate: >95%
• Waste Water Ratio: Approx. 1:1
• Installation Type: Under-Sink
• Booster Pump: Integrated
• Power Supply: 220-240V AC, 50/60Hz
• Inlet Water Pressure: 1 - 4 Bar (14.5 - 58 PSI)
• Inlet Water Temperature: 5 - 40°C (41 - 104°F)
• Filter Lifespan (Pre-filters): 6 - 12 Months
• Filter Lifespan (RO Membrane): 2 - 3 Years
• Included Faucet: Dedicated Chrome Faucet
• Smart Features: Automatic Flush, Filter Change Indicator, Integrated TDS Meter
• Noise Level: <50 dB
• Certifications: CE, RoHS
• Housing Material: Food-grade ABS Plastic

Recommendations

For optimal performance, replace pre-filters every 6-12 months and the RO membrane every 2-3 years. Ensure inlet water pressure is within 1-4 Bar. The system is designed for cold water only.