The Lennox 16U10 Collector Box (also known by part number 619598-10) is a critical OEM replacement cold end header box kit designed for high-efficiency Lennox condensing furnaces

verify that the total circuit load does not exceed the 40VA rating to ensure long-term reliability in the field

it is the standard specification for several Nordyne-manufactured brands

Unlike standard thermal links

Installation typically requires standard 5/16-inch or Phillips head sheet metal screws common to Nordyne blower assemblies

Siemens Building Technology 535-741-4 Sensor 30067439-890 The Lennox 16U10 Collector BoxThe Siemens Building Technology 535 741 4 Sensor is a professional grade duct temperature sensor designed for integration into commercial and industrial HVAC control systems. Utilizing a high precision 100k Ohm thermistor (NTC Type II), this unit provides an accurate resistance based output signal to track air temperature fluctuations within air handling units or supply return ductwork. The 4 inch rigid probe is constructed from durable materials to