FloThru 26-0011-5S-K Heater – Cal Spa XL 4.0kW Conversion System

Product Overview

As a retailer of hot tub and pool equipment, I’m featuring the FloThru 26-0011-5S-K – a 4.0kW flow-through replacement system engineered to upgrade Cal Spa XL heat exchangers. This complete conversion package includes an aluminum housing and full control integration.

Key Features and Benefits

Professional Construction

• Aluminum housing construction
• Standard 15″ x 2″ dimensions
• Dual thermowell system
• Complete control box included

Design Elements

• Modern flow-through design
• Dual groove sensor system
• Comprehensive conversion kit
• Professional-grade build

Advanced Features

• Dual thermowell grooves with cover
• 1/8″ NPT pressure switch tap
• 2″ slip tailpiece connections
• Metal control enclosure

Technical Specifications

Specification	Detail
Model Number	26-0011-5S-K
Power Output	4.0kW
Voltage	230V
Length	15″
Diameter	2″
Body Material	Aluminum
Connection Type	2″ Slip Tailpieces
Sensor Design	Dual Thermowell Grooves
Pressure Port	1/8″ NPT
Package Type	Complete with Box

Installation Features

• Integrated control box
• Dual sensor capability
• Standard pressure tap
• Drop-in replacement design

Applications

Perfect for:

• Cal Spa XL systems
• Exchanger conversions
• System modernization
• Professional upgrades
• Complete retrofits

Performance Features

• Efficient 4.0kW output
• Optimized flow design
• Dual temperature monitoring
• Enhanced control capability

Package Contents

• Heater assembly
• Metal control box
• 2″ slip tailpieces
• Thermowell cover
• Installation hardware

Conversion Benefits

• Modern heating technology
• Simplified maintenance
• Improved efficiency
• Complete control solution

SKU: 26-0011-5S-K

Note: Pressure switch not included. Professional installation recommended for optimal performance and safety when converting from exchanger to flow-through system