
Pentair | 42002-0029Z | Max-E-Therm Heater Switch Membrane
The Pentair 42002-0029Z Max-E-Therm Heater Switch Membrane is a replacement control interface component designed for compatible Sta-Rite Max-E-Therm pool and spa heaters. This part functions as the exterior button pad for the heater control panel, helping users operate the system while protecting the control surface. It is intended for service and repair when the original membrane pad becomes worn, damaged, or unresponsive.
Key Features
• Replacement switch membrane is designed for use with compatible Pentair Sta-Rite Max-E-Therm heater electrical systems.
• This part serves as the exterior button pad for the heater control panel and user interface area.
• Intended for maintenance and repair when the original membrane becomes cracked, worn, faded, or no longer responds correctly.
• OEM replacement design helps maintain fit and function within the original heater control panel layout.
• Proper switch membrane condition is important to dependable heater input response and routine system operation.
• Membrane-only replacement format allows service of the control surface without replacing the full electrical assembly.
• Current references commonly identify this part as a switch membrane replacement or membrane switch pad for Max-E-Therm heaters.
• Durable construction is suited for routine pool and spa heater maintenance in outdoor equipment environments.
Product Overview
The Pentair 42002-0029Z Switch Membrane is a service replacement part used on compatible Max-E-Therm heater control panels. Current references consistently identify this SKU as the switch membrane or membrane switch pad for the Max-E-Therm electrical system, confirming that it is the exterior control pad rather than an internal circuit board or complete control assembly.
This part is well suited for repair situations where the heater remains functional but the control pad has become worn, damaged, or difficult to use. Current seller references also note that it is a membrane-only replacement, which makes it a practical option when the outer switch surface needs to be restored without replacing larger electrical internals. For pool owners and service professionals maintaining compatible Max-E-Therm heaters, the 42002-0029Z fills an important role in control panel service and routine equipment upkeep.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Pentair 42002-0029Z Max-E-Therm Heater Switch Membrane is a replacement control interface component designed for compatible Sta-Rite Max-E-Therm pool and spa heaters. This part functions as the exterior button pad for the heater control panel, helping users operate the system while protecting the control surface. It is intended for service and repair when the original membrane pad becomes worn, damaged, or unresponsive.
Key Features
• Replacement switch membrane is designed for use with compatible Pentair Sta-Rite Max-E-Therm heater electrical systems.
• This part serves as the exterior button pad for the heater control panel and user interface area.
• Intended for maintenance and repair when the original membrane becomes cracked, worn, faded, or no longer responds correctly.
• OEM replacement design helps maintain fit and function within the original heater control panel layout.
• Proper switch membrane condition is important to dependable heater input response and routine system operation.
• Membrane-only replacement format allows service of the control surface without replacing the full electrical assembly.
• Current references commonly identify this part as a switch membrane replacement or membrane switch pad for Max-E-Therm heaters.
• Durable construction is suited for routine pool and spa heater maintenance in outdoor equipment environments.
Product Overview
The Pentair 42002-0029Z Switch Membrane is a service replacement part used on compatible Max-E-Therm heater control panels. Current references consistently identify this SKU as the switch membrane or membrane switch pad for the Max-E-Therm electrical system, confirming that it is the exterior control pad rather than an internal circuit board or complete control assembly.
This part is well suited for repair situations where the heater remains functional but the control pad has become worn, damaged, or difficult to use. Current seller references also note that it is a membrane-only replacement, which makes it a practical option when the outer switch surface needs to be restored without replacing larger electrical internals. For pool owners and service professionals maintaining compatible Max-E-Therm heaters, the 42002-0029Z fills an important role in control panel service and routine equipment upkeep.












