Trane RLY1963 Relay 340155-7026 we always recommend inspecting and

we always recommend inspecting and replacing vest plate gaskets when the cell panel is removed to ensure no combustion gases bypass the heat exchanger

including discharge air temperature and equipment safety inputs

Security Focus: Durable lock and key system prevents "thermostat wars" and protects sensitive control settings in public spaces

Is this switch suitable for high-limit safety circuits

this is the correct manufacturer-recommended replacement

Trane RLY1963 Relay 340155-7026 we always recommend inspecting andThe Trane RLY1963 Relay is a heavy duty HVAC fan time delay relay engineered for precise air handler and furnace blower control. Operating on a 24V coil, this DPDT fan relay is rated for a 6A inductive load, making it a reliable choice for commercial and residential sequences. The integrated timing logic provides a 60 second ON delay and a 120 second OFF delay, optimizing heat exchanger cooling and preventing short cycling of the blower motor. This