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White countertop water flosser with large tank and nozzle storage compartment

Waterpik HF-9 oral care 800ml 13 nozzles 110 PSI

SKU CH-K8ZA-E4YG7 MPN HF-9

Countertop water flosser with an 800ml tank, 13 nozzles, five pressure settings up to 110 PSI and hygienic storage for 20 tips

  • Rated speed1. Fill the 800ml water tank with warm water. 2. Select the
  • Bristle typeSoft
  • Power typeCorded Electric
  • Team affiliationNBA
  • Product colorWhite
  • Product dimensions14.33 in W × 12.83 in H × 9.06 in D
  • Deep cleaning with 1200 pulses per minute removing 99.9% plaque
  • 800ml reservoir supports continuous flossing for multiple users
  • 5 pressure settings from 5 to 110 PSI suit all sensitivities
  • 13 multifunctional nozzles cover braces, gum pockets and tight spaces
  • Hygienic storage compartment holds up to 20 tips dust-free

Family Oral Care Station

The Waterpik HF-9 countertop water flosser delivers high-frequency pulse water flow at up to 1200 pulses per minute for deep cleaning between teeth, around braces and in gum pockets. An 800ml reservoir supports continuous use for multiple family members without frequent refills. The unit includes 13 multifunctional nozzles and a hygienic storage compartment that holds up to 20 tips.

Pressure Control and Daily Operation

Five adjustable pressure settings span a range from 5 to 110 PSI so each user can select a comfortable intensity for their oral sensitivity. The corded electric design provides consistent power without battery management. An anti-leaking design helps keep the countertop dry during regular use.

Countertop Integration

The irrigator measures 14.33in wide by 12.83in high by 9.06in deep and weighs 1.901 kilograms, requiring a stable surface near a power outlet. The integrated nozzle storage keeps tips organised and dust-free, freeing up drawer space. Buyers who need a portable or battery-operated unit for travel should consider other options.

How it compares

Measured against everything we stock in Dental Care & Oral Hygiene, at today’s prices. Recalculated every night.

Price $47.99
Pricier than about 85% of the 2,485 comparable items (median $20.99).

Specifications

Product
Brand nameWaterpik
Model nameHF-9 Black
Part numberHF-9 Black
Product colorWhite
Power
Power typeCorded Electric
Size & build
Bristle typeSoft
Product dimensions14.33 in W × 12.83 in H × 9.06 in D
Product weight1.901 kg
More details
Team affiliationNBA

Questions about this item

How do I set up the Waterpik HF-9 for the first time, and what step do people often miss?

Fill the 800ml reservoir with warm water, attach one of the 13 nozzles, plug the corded unit in, select a pressure from 5-110 PSI, and lean over the sink before turning it on — many forget to lean over the sink first.

Which parts of the Waterpik HF-9 will need replacement over time?

The 13 included nozzles should be replaced every three to six months; the storage compartment holds up to 20 tips for spares, and the 800ml tank only needs regular rinsing.

What limits continuous use of the Waterpik HF-9 during a long flossing session?

The 800ml tank provides enough water for multiple users, but the motor runs at 1200 pulses per minute, so extended sessions may require a cool-down pause to avoid overheating.

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