The Rheem RH688 Performance Plus Instant Shower Heater is designed to deliver safe, reliable, and energy-efficient hot showers for modern homes. Built with Rheem’s trusted American engineering and advanced safety features, this instant water heater provides fast heating performance, smooth water flow, and consistent temperature control for everyday comfort.

With its DC inverter pump, electronic temperature control, and multi-layer safety protection, the Rheem Performance Plus series ensures a safe and enjoyable shower experience for the whole family.

Why Choose Rheem Performance Plus Instant Shower Heater?

Enjoy instant hot water anytime you need it without waiting for storage tanks to heat up. The Rheem Performance Plus shower heater heats water instantly as it flows through the system, delivering continuous hot water while saving energy and space.

Designed for reliability and convenience, it offers advanced protection systems, energy-efficient operation, and a modern compact design suitable for most bathrooms.

Key Features of Rheem Performance Plus Instant Shower Heater

Instant Hot Water on Demand

• Heats water instantly without storage tank

• Enjoy hot showers immediately whenever needed

• Continuous hot water supply for everyday comfort

Energy Efficient DC Inverter Pump

• 55W DC inverter pump

• Energy-saving design compared to conventional pumps

• Provides smooth and stable water flow during showers

Easy Electronic Temperature Control

• Simple and precise electronic temperature adjustment

• Allows users to set comfortable shower temperature easily

• Ensures consistent hot water performance

Advanced Safety Protection System

Safety is a top priority with multiple protection features:

• Built-in power surge protector

• Dual temperature cut-off protection

• Anti-scalding safety device

• IP25 splash-proof protection

These features help protect users and ensure safe operation during daily use.

Smooth and Stable Water Flow

• Designed to maintain consistent water pressure

• Ideal for homes with lower water pressure

• Ensures comfortable and uninterrupted showers

Durable & Stylish Design

• High gloss finish modern design

• Compact size suitable for most bathrooms

• Built with high-quality components for long-term durability

Specifications