Waterdrop K6 Instant Hot Reverse Osmosis System

Model Number: WD-K6-W (also known as WD-KJ-600)
NSF/ANSI 372 Certified | Advanced 5-Stage RO Filtration | Instant Hot Water

Key Features:

• 600 GPD High Flow Rate
  Delivers up to 600 gallons of purified water per day, with a 2:1 pure-to-drain ratio—efficiently reducing water waste.

• Advanced 5-in-1 Filter Technology
  Reduces lead, PFAS, and multiple harmful substances. Produces cleaner, crisper tasting water without limescale buildup.

• Instant Hot Water Dispensing
  Heats water to your preferred temperature (104°F – 203°F) with a smart child-lock safety design. Get hot water in ~15 minutes from room temperature.

• Smart LED Touch Display Faucet
  Displays water temperature and real-time TDS levels. Faucet is required for operation and not interchangeable.

• Filter Life Indicator & Easy Replacement
  Twist-and-pull design allows filter changes in seconds without shutting off water or power.

  • Composite Filter Life: Up to 12 months or 1,600 gallons

  • Replacement Filter Model: WD-KJF

• Safe & Silent Operation
  Ultra-quiet with child lock, overheat protection, and anti-scalding cotton. Built-in flowmeter and NTC prevent dry heating.

• Self-Clean & Holiday Mode
  Includes automated self-cleaning and standby mode when not in use for long periods.

Specifications

• Product Dimensions: 18 x 17 x 7 inches

• Weight: 33.06 lbs

• Feed Water Pressure: 14.5–87 psi (0.1–0.6 MPa)

• Feed Water Temperature: 41–100°F (5–38°C)

• Hot Water Temperature Range: 104–203°F (40–95°C)

• Feed Water Requirement: Municipal tap water

• Faucet Finish: Brushed Nickel

• Installation Hole Size: 1 inch (soap dispenser hole can be used)

Package Includes:

• K6 RO System (x1)

• Smart LED Faucet (x1)

• Feed Water Adapter (3/8”-1/2”)

• Inlet, Pure, Hot, and Drain Tubing (60” each)

• Drain Saddle (x1)

• Lock Clips (x6), Teflon Tape (x1)

• Installation Template Sticker

Compatibility & Notes:

• Compatible Add-ons:

  • MNR35 Remineralization Filter (Cold water only) 

  • UV Water Sterilizer (Cold water only; requires separate power supply)

• Not Compatible With:

  • Refrigerators or ice makers

  • Custom or third-party faucets