mercoid switch for sale, brand-new and used.

Contact closes on an increase in pressure difference between two sources. Contact opens on a decrease in pressure difference between two sources. Detailed information about the product can be found here .

MERCOID 9-5109SA MERCURY SWITCH QTY-2 NEW SURPLUS!!!

NEW IN BOX DWYER MERCOID CONTROL PRESSURE SWITCH

1 NIB DWYER INSTRUMENTS DR-31-153U-3A LOCATION:QA-10 MERCOID PRESSURE SWITCH ATTENTION PLEASE READ BEFORE BIDDING!!!

 

 

NIB MERCOID DAW-23-153-9AS PRESSURE SWITCH CONTROL DAW231539AS

Mercoid Pressure Switch Type PQ 24-230 V Volt VAC/DC 0.01-0.02 in

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SEE PICTURES FOR MORE DETAIL OF CONDITION AND TAG INFORMATION, AND READ THE IMPORTANT INFORMATION ABOUT DESCRIPTION (BELOW) !!!! PLEASE CHECK OUT OUR SALE ITEMS IN OUR STORE!!!!

Mercouri Switch Model DA-31-2-9. Spec 1325 Manufacturer Dwyer. Never used.

Mercoid pressure switch DAW 33-3-8. New in box. Will ship to lower 48 states only.

Older Model Mercoid made by Mercoid Corp from Chicago, now part of Dwyer. Model is DA-31-2 R9. Does not appear to have been used, someone scavenged the wire securing bolts.

This is a Vtg Mercoid Type DA-362 Pressure Control Electrical Capacity Controller Switch. It is in good cosmetic condition with wear from use and age. I have no way of testing the unit and am selling is as is untested in this regard.

Used but in good condition and working order.

The items are used but in good working condition

Mercoid DA-31-2-7 Series DA Bourdon Tube Pressure Switch. Used, in working condition.