Multi-System Compatibility: Cross-references with part number 20389-0668 for broad application across various NCPE and CPE models

Industrial Durability: The corrosion-resistant aluminum enclosure and wide operating temperature range (-25°C to +75°C) ensure longevity in unconditioned mechanical rooms

4mm thickness provides the necessary compression for a zero-leak seal on 1-gallon and 6-gallon trap covers

this 120V HSI replacement offers superior thermal and physical strength

With a Class F insulation rating and molded construction

Siemens Building Technology 599-10330 Valve 321042-401 Multi-System Compatibility: Cross-references with partThe Siemens 599 10330 is a high performance 2 way ball valve engineered for precision control in commercial HVAC systems. Featuring a 2 inch NPT connection and a robust 160 Cv rating, this valve is designed to manage high volume flow in chilled water, hot water, and up to 50% glycol solutions. The equal percentage flow characteristic ensures linear heat transfer by mirroring the coil's performance, providing stable temperature regulation in air