HQ HeatMax RHS Weather-Tight Spa Heater 5.5kW

Model: HEATMAX 5.5

Product Overview

As a retailer of hot tub spare parts, I’m featuring the HydroQuip HEATMAX RHS series heater, a standalone heating solution engineered for both new installations and existing spa systems. This weather-tight unit combines robust heating capacity with practical, user-friendly design.

Key Features

• Professional-grade 5.5kW heating element
• Weather-resistant enclosure
• Stainless steel heater housing
• High-flow U-shaped design
• Integrated safety systems
• Visual operation indicator
• Complete union connections
• Durable baked enamel finish

Design Advantages

The HEATMAX series represents a practical approach to spa heating with its “heater in a box” design. The high-flow U-shaped housing ensures efficient heat transfer while maintaining optimal water flow through the system.

Technical Specifications

Specification	Detail
Model Number	HEATMAX 5.5
Power Rating	5.5kW
Voltage	230V
Length	21 inches
Height	15 inches
Width	8 inches
Housing Material	Stainless steel
Connection Size	2 inch unions
Flow Design	U-shaped housing
Housing Diameter	2-1/4 inch
Finish	Baked enamel
Construction	Weather-tight

Safety Features

• Integrated pressure switch protection
• High-limit safety circuit
• Tight differential thermostat
• Operation indicator light
• Comprehensive safety monitoring

Installation Benefits

• Complete with inlet and discharge unions
• Weather-resistant design for outdoor installation
• Versatile mounting options
• Clear operation manual included
• User-friendly controls

Performance Features

The 2-1/4″ high-flow U-shaped housing design optimizes water flow while maximizing heat transfer efficiency. The tight differential thermostat ensures precise temperature control for consistent operation.

Weather Protection

Engineered for outdoor installation, the weather-tight construction and baked enamel finish provide superior protection against environmental factors while maintaining reliable operation in various weather conditions.

Note: Includes manufacturer’s one-year warranty