Laing Tri-Bend Low Flow Replacement Heater 4.0kW

Model: C-3564-2

Product Overview

As a retailer of hot tub spare parts, I’m featuring this enhanced replacement heater for Laing Tri-Bend systems. This 4.0kW unit features an advanced double-pass design and premium Incoloy element for superior performance and reliability.

Key Features

• Advanced double-pass design
• Premium 4.0kW Incoloy element
• Manual reset high limit
• Pre-terminated power cord
• Threaded sensor ports
• 230V operation
• Professional-grade construction
• Superior heat transfer

Technical Specifications

Specification	Detail
Model Number	C-3564-2
Power Rating	4.0kW
Voltage	230V
Element Material	Incoloy
Design	Double-pass
Safety Feature	Manual reset high limit
Compatibility	Laing #6759
Sensor Ports	Threaded
Warranty	1-year limited

Design Advantages

• Enhanced double-pass efficiency
• Premium Incoloy construction
• Streamlined flow pattern
• Professional monitoring capability
• Improved performance design

Installation Features

• Pre-terminated power connections
• Threaded sensor mounting points
• Complete mounting hardware
• Professional installation design
• Direct replacement capability

Performance Benefits

• Superior heat transfer efficiency
• Optimized flow characteristics
• Enhanced reliability
• Professional-grade components
• Improved operational design

System Integration

• Direct Laing replacement
• Sensor port compatibility
• Manual safety override
• Professional connections
• Enhanced monitoring capability

Premium Construction

• Incoloy heating element
• Double-pass design
• Professional-grade materials
• Enhanced durability
• Superior reliability

Safety Features

• Manual reset high limit
• Professional monitoring capability
• Complete thermal protection
• System safety integration
• Reliable operation safeguards

Installation Notes

Important:

• Sensors not included
• Verify sensor compatibility
• Check power connections
• Confirm mounting requirements
• Review flow direction

Note: Includes manufacturer’s 1-year limited warranty

Package Contents

• Heater assembly
• Pre-terminated power cord
• Mounting hardware
• Installation components
• Warranty documentation

Old Style Heater: