The 30-second delay on the manual reset prevents "bounce" or nuisance tripping caused by momentary water level fluctuations during pump startup or thermal expansion

Smith 100110089 substitute for the discontinued 36C04U-438

this part is the designated replacement for the Armstrong ARM1007 coupler used in many circulating pump configurations

ideal for large-scale commercial facilities

Accurate Monitoring: Precise 1

Maxitrol 325-3-1/2-RED Regulator 322838-753 The 30-second delay on theFor contractors managing residential and light commercial gas piping, the Maxitrol 325 3 1 2 RED Gas Regulator is a job site standard for pounds to inches pressure reduction. This 1 2" NPT lever acting gas regulator is specifically calibrated with a red spring to provide an adjustable outlet pressure range of 10" to 22" w. c., making it indispensable for specific high pressure appliance requirements or long run lateral lines where standard 7" w. c.