Balboa Circuit Board - Ext. Relay 2 Output US (53426) heaters OEM-style Balboa compatibility supports reliable

OEM-style Balboa compatibility supports reliable installation and operation

Ideal for upgrades and replacements

Performance-focused motors ensure dependable operation over time

Manufactured to withstand exposure to water

Balboa Circuit Board - Ext. Relay 2 Output US (53426) heaters OEM-style Balboa compatibility supports reliableSome spa systems rely on extension relay boards to manage added outputs in a clean and organized way. This 2 output US relay board is designed for compatible applications where those extra control paths need to be restored without replacing the entire control pack. For many repairs, that makes it the smarter and more efficient solution. When an output level relay board begins to fail, the symptoms often affect only certain accessories or functions,