mercoid pressure switch for sale, brand-new and used.

SUPERIOR Mercoid DA-7031-153-7 pressure switch w/ Hyett PRESSURE SENSING DIAPHRAM - ASSEMBLY

Mercoid Pressure Switch Manufacturer: MERCOID Model: DA-21-2-10S Date Code:T28W (This is an unused item from our shelf and in Box, Please see pictures)

New old stock, never used, Mercoid DA-531-2-7 pressure switch for your consideration. These retail for between $370 and $600. Thanks for looking.

UP FOR AUCTION IS THIS COOL OLD MERCOID SWITCH GAUGE. THE CONDITION IS VERY GOOD FOR ITS AGE. AND IT LOOKS COMPLETE.

Water level control, cast iron chamber, SPST mercury switch, opens on increase. Heavy Duty, Cast Iron Chamber Designed for boiler applications, the M

Thanks for looking this Mercoid DA31-153-9 is standard equipment for the Joslyn Clark and Sylvania Electric fire pump controllers, Because of its universal contacts it will also work with a Metron, Firetrol ,Cuttler hammer andMaster control systems electric and diesel fire pump controller. This particular switch was taken out of a working Metron fire pump controller that was replaced due to an upgrade.

This is a working Mercoid pressure switch was removed from a Master DC diesel fire pump controller that was taken out of service due to an upgrade, Has the bracket to back pan mount in a Master DC ,DCB, DCFRA or DCFB Diesel fire pump controller.I tested the switch with air and gauge switch is in range. Will also work with a Metron Diesel or electric as well as firetrol.

This is a MERCOID DWYER CONTROL DA-31-153-7 PRESSURE SWITCH SPDT 5-150PSIG 120/240VAC/DC from unused inventory!

Thanks for looking this Mercoid DA31-2-9 works with Metron, Firetrol ,Cuttler hammer andMaster control systems electric and diesel fire pump controller. This particular switch was taken out of a working Metron fire pump controller that was replaced due to an upgrade. The switch has been tested and verified to be in working order, the switch has not be subjected to freezing temperatures.

Mercoid PR-153-P2 Limit Control T16V-S24245401 Pressure switch NEW The Item NEW AND WORK NORMALLY This listing is only including items shown in pictures

 

Customers tell us that this is the best pressure switch made. The Mercoid D Series is one of the world's broadest lines of pressure switches. Whatever your application might be, it is most probable it can be fully satisfied with a D Series pressure switch.

New old stock.