Trane TRR0826 Transformer 30067439-890 The Nordyne 626446R Limit Switch

The Nordyne 626446R Limit Switch is the OEM replacement part designed to restore safe operation to your gas furnace or gas pack

Technicians often utilize this part to replace aging Carrier squirrel cage assemblies that have developed vibration issues due to blade deformation or debris buildup

Installing a switch with an incorrect temperature profile can lead to safety hazards or frequent equipment lockouts

and 395CAV series

and digital thermostats without overloading

Trane TRR0826 Transformer 30067439-890 The Nordyne 626446R Limit SwitchThe Trane TRR0826 is a heavy duty, industrial grade control circuit transformer engineered for high voltage commercial HVAC applications. Built to handle primary inputs of 460V to 575V, this 75VA rated transformer provides a stable and regulated 24V secondary output, ensuring clean power delivery to sensitive electronic components including thermostats, relays, ignition modules, and integrated furnace control boards. Its dual frequency (50 60Hz)