mercoid switch for sale, brand-new and used.

SquareTrade © AP6.0 NEW DWYER MERCOID CONTROL PRESSURE SWITCH AP-7021-153-39 You are bidding on a Brand New in the Box, Dwyer Mercoid Diaphragm Operated Pressure Switch, Model# AP-7021-153-39-- range 10 to +125 . Reliable and convenient, series AP pressure switch is a compact switch for instrument air or other low pressure applications. Visible setpoint and external adjustment add convenien

SquareTrade © AP6.0 NEW DWYER MERCOID CONTROL PRESSURE SWITCH CS-30 You are bidding on a Brand New in the Box, Dwyer Mercoid Diaphragm Operated Pressure Switch, Model# CS-30 The Series CS Diaphragm Pressure Switch is ideal for instrument panels, small compressors and general industrial applications. Visible set point and easy-to wire SPDT snap switch reduce installation time. This switch opera

MERCOID CONTROLS DA31-103 R.3A PRESSURE SWITCH Dual Pressure switch settings

MERCOID MERCURY VACUUM PRESSURE CONTROL SWITCH DA31-127 NUMBER 9-51 MERCONTROL Up for your consideration is this used Mercoid Mercury control switch number DA31-127. This is a used adjustable mercury pressure control switch, and is in excellent working condition. Pressure range is adjustable via the knobs in the lower right hand corner.

This is a used Mercoid Control Mercury Vacuum Pressure Control Switch DA24-3 that is in good condition. Equipped with two external adjustments, one for setting high pressure operating point, the other for setting low pressure operating point. Deadband, or the difference between high and low setpoints, is adjustable over full scale.

New- never used. Open box. DWYER MERCOID CONTROL PRESSURE SWITCH CS-30 Serial: T41L-M43537 Electrical Rating Each SPDT Snap Switch 12 A/ 120 VAC 8 A/ 240 VAC 7 A / 277 VAC 1/8 HP 120 VAC, 1/4 HP 240 VAC Please send questions through messages or call 708-717-3868 if you require more help with this item.

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

Up for grabs is a Mercoid Type DA-531 pressure control switch. This is "new old stock" and in the original box. Buyer pays $9.95 shipping within the continental US.

NEW OLD STOCK MERCOID CONTROL MERCURY SWITCH 9-8107SC PAYPAL PAYMENT PREFERRED. SHIPPING IN THE UNITED STATES ONLY. AS IS

**PLEASE READ ENTIRE DESCRIPTION** VINTAGE MERCOID SWITCH "TYPE PQ #70182" WITH WESTERN ELECTRIC TAG / NAME PLATE MOUNTED TO WOOD BASE PLATE, WHICH IS 7 3/4" SQUARE x 3/4" THICK. THIS IS A VERY UNIQUE ITEM VERY GOOD LOOKING OVERALL CONDITION, UN-TESTED

Welcome Dwyer Instruments Inc. Mercoid controls pressure switchModel # DAF-31-156-3A PSIG range looks to be 1/8 to 20 psigunit is complete with instructions for installation. Thanks for looking.

Up for Buy it now or Best offer is Antique Rare Mercoid Liquid Mercury tube Relay Switch Electronic This unit is in working condition This is from an estate of a 90 year old retired electrician. I have 3 of these 2 have metal mercoid Covers 1 does not. the last one will be sold without the cover...

Mercoid DA31-153-9 Pressure switch JUST REMOVED FROM SERVICE, WORKING AT TIME OR REMOVAL

It is being sold in working condition. We are offering a 14 day money back guarantee! This item will be shipped promptly following payment.

Mercoid Control DA 21-3 R 5S Pressure Control Switch FREE SHIPPING Orders are processed and shipped within 24Hrs of confirmation of payment

The glass is missing from this unit as pictured. This item has been fully tested by our tech department and is in good working condition. Item is guaranteed non-DOA and is covered under our 14-day return policy.

Mercoid DRF-31-2L-8 Limit Control T14R-S41195001 Pressure switch NEW The Item NEW AND WORK NORMALLY This listing is only including items shown in pictures

WE ARE SELLING A NEW MERCOID AIR BI-METAL TEMERATURE SWITCH MODEL# M-51-74 Bi-metal air temperature switch, opens on temp. rise, range 50-500°F (10-260°C), min. deadband 20°F (11°C), automatic reset GENERAL DISCRIPTION INFO: Service: Compatible gases.