Trane BRD4874 Board 321894-706 The ASCO 8210G88 Solenoid Valve

The ASCO 8210G88 Solenoid Valve is a high-performance 2-way normally closed solenoid valve designed for demanding general service applications

it features a 1/2 inch bore and a clockwise rotation (viewed from the hub end)

You must connect to the module to download the specific application software and configuration files required for your chiller model

While the S21535 is a widely used Aaon HVAC part

Optimized Airflow: High-speed 1650 RPM performance ensures superior heat transfer and cooling efficiency

Trane BRD4874 Board 321894-706 The ASCO 8210G88 Solenoid ValveThe Trane BRD4874 Dual Hi Voltage Binary Input Board (MPN: BRD4874, also identified as X13650734060) is a critical interface module for Trane chiller controls, specifically engineered for Tracer CH530 and Tracer TD7 automation platforms. This OEM board acts as a precise signal translator, converting high voltage binary inputs from external field devicessuch as pressure switches and safety relaysinto digital data the HVAC control module can process.