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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Automatic Diagnostics: The auto-reset function simplifies troubleshooting for recurring thermal limit trips versus manual lockouts
Meets exact OEM technical specifications for fitment and thermal response
the S1-026-34027-000 is the standardized OEM replacement for the discontinued S1-2702-3191
Whether troubleshooting a stuck defrost relay or performing preventative maintenance
this diaphragm acts as the primary pressurized barrier
Carrier HH12ZB240 Limit Switch Automatic Diagnostics: The auto-reset functionThe Carrier HH12ZB240 is a high limit OEM replacement part engineered for precise thermal regulation and safety in Carrier, Bryant, and Payne gas furnaces. As a normally closed (NC) switch, it is designed to protect the heat exchanger from damage caused by restricted airflow or blower failure. This auto limit switch functions on a specific thermal cycle, opening the circuit when internal temperatures reach 240F to interrupt the gas valve and closing
US$ 110.22
US$ 171.59
US$ 191.95