While typically sold in packs

Key Benefits for the Jobsite NEMA 4X Enclosure: Provides superior protection against corrosion

this unit is specifically rated for 480V

allowing for precise calibration of valve modulation to meet specific sequence requirements

Spence E-3-250 Valve 328140-751 While typically sold in packsThe Spence E 3 250 is a heavy duty, 3 inch pilot operated main valve designed for high capacity steam pressure regulation in industrial and commercial HVACR systems. Built with a rugged cast iron body and featuring 250# flange connections, this normally closed valve is engineered to handle a maximum inlet pressure of 250 PSIG at temperatures up to 450F. Its packless construction and balanced metal diaphragms eliminate the friction associated with