Dwyer ZV1044-NO is a two-way zone valve suitable for a wide temperature range (Ambient: 32 to 104°F, Process: 0 to 201°F). It operates on 120 VAC or 24 VAC power, with optional 220 VAC support. The valve has a general purpose enclosure and 22 AWG electrical connections. It is compatible with various fluids, consumes 6.5 W of power, and incorporates wetted materials like brass, stainless steel, and NBR. The maximum pressure limit is 300 psi, with specific close-off values depending on the line size. The process connection is NPT with optional BSP and sweat connections. The valve is made of aluminum and has an on/off input type. It comes in line sizes from 1/2" to 1" and has a quick opening flow characteristic. Cycle time for opening is 11 seconds, and for closing is 5 seconds.