Autotrol 255 Control Valve (3023749) 1" FNPT Stainless Steel Manifold Autotrol (1040534) 460I Control Only; 12V 60Hz and point-of-use applications where both

and point-of-use applications where both chemical and metal contaminants are a concern

Compatible with standard 20x4

Maximum water hardness should not exceed 15 grains per gallon

🔧 Standard 1/4" NPT Threads

Sensor input continuously measures electrical conductivity from 0-200 PPM with automatic DC offset compensation to eliminate drift and ensure accurate readings over time

Autotrol 255 Control Valve (3023749) 1" FNPT Stainless Steel Manifold Autotrol (1040534) 460I Control Only; 12V 60Hz and point-of-use applications where bothAutotrol Commercial Control Valve Autotrol 255 Control Valve (3023749) with 1" FNPT Stainless Steel Manifold Precision engineered control valve with corrosion resistant stainless steel manifold for demanding commercial and residential softener applications Stainless Steel Construction 1" FNPT Connections OEM Autotrol Quality Commercial Grade The Autotrol 255 control valve with model number 3023749 features a 1" FNPT stainless steel manifold designed