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MER3050SWITCH

Merrill Manufacturing MPS3050 No-Lead Pressure Switch 30-50 psi

by Merrill Manufacturing · Switch

HardwarePlumbingPlumbing Fittings & Supports

Plumbing Deals SKUMER3050SWITCH
UPC / GTIN642367090685
AvailabilityIn stock at Plumbing Deals, as of 18 Oct 2026
$23.58 at Plumbing Deals · as of 18 Oct 2026
See current price at Plumbing Deals

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Description

From Plumbing Deals' product listing.

Merrill Manufacturing MPS3050 No-Lead Pressure Switch 30/50 PSI The Merrill Manufacturing MPS3050 pressure switch is designed to automatically control water pump operation in well and pressure tank systems. This switch helps maintain consistent water pressure by turning the pump on when pressure drops and shutting it off once the desired pressure level is reached. This model is factory preset with a 30 PSI cut-in and 50 PSI cut-out pressure range. When system pressure drops to the cut-in level, the switch activates the pump. When pressure reaches the cut-out level, the switch shuts the pump off to maintain steady pressure in the plumbing system. Factory preset pressure range: 30 PSI cut-in / 50 PSI cut-out 1/4 in female NPT pressure switch pipe connection Captive nut on cover for secure installation Adjustment instructions located inside the top cover Contact points open at cut-out pressure (pump off) Contact points close at cut-in pressure (pump on) Each turn of the adjustment screw changes pressure by approximately 2 PSI The Merrill MPS3050 pressure switch is commonly used with residential well pump and pressure tank systems to regulate pump operation and maintain consistent water pressure.