Harmonic H2810L Hot Tub

The H2810L Hot Tub is a spacious 10-seater spa engineered for performance and comfort. With 78 jets—including 12 TurboBoost Jets and 3 targeted Neck Jets—it delivers a powerful, full-body hydrotherapy experience. This model features a modern touchscreen keypad, dual filtration system, and built-in ozone + chamber for clean, low-maintenance water.

SPECIFICATIONS

Seating: 10 unique seats

Size: 93" x 120" x 38"

Water Capacity: 640 gallons

Dry Weight: 1,380 lbs

Filled Weight: 6,718 lbs

Electrical: US 240V / 50 amp

Heater: US 4kW

Topside Control: Touchscreen

Exterior Lighting: 4 lights

Interior Lighting: 14 lights

Water Management: Ozone & Chamber system

Filtration: 2 Micro Screen filters with Silver Ion Minerals

Pump System: US (1) 4 hp 2-speed pump + (1) 4 hp 1-speed pump

Total Jets: 78

Turbo Boost: 12

Neck Jets: 3

Turbo Boost Controls: 2

Water Features: LED waterfall and 3 LED laminar jets

Acrylic Options: Silver Marble only

Exterior Cabinet: Coastal or Ebony HDPE; upgrade available to Designer Cabinet with LED lighting

Cover: PolyTek
HOW TO USE
Fill the spa to the recommended level, power it according to the required 240V setup, and allow the water to heat before use. Use the touchscreen controls to adjust temperature, lighting, jets, and water features. Start with shorter sessions, especially in hotter water, and stay hydrated before and after soaking. This model is ideal for family time, entertaining, hydrotherapy, and long evening soaks.
DETAILS
The H2810L is best for customers who want the biggest, most social Harmonic hot tub option. Its 10-seat layout, 78 jets, dual-pump system, LED waterfall, laminar jets, and expanded lighting package create a premium backyard spa experience. This is a strong fit for large families, frequent hosts, or anyone who wants a full-size hydrotherapy centerpiece.