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Ansaldo STS / Union Switch & Signal Inc. PT-55 Time Element D.C. Relay

SKU: AR_PT-55 Relay

Availability: 10 item(s)

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Up for sale is a used Ansaldo STS / Union Switch & Signal Inc. PT-55 Time  Element D.C. Relay.


It was pulled from working condition. It shows signs of use.


We have a large number of these in stock, please contact us if you are buying in bulk.



Original Manufacturer Description:


The PT-55 relay is manufactured with silver-to-silver back control, silver to  s.r.c. back check contacts and silver to s.r.c. front time contacts.  All  moving parts are enclosed in a sturdy, transparent, dust and moisture resistant  cover. To ensure the relay is inserted in its proper mounting base, all relays  have indexing pins. Relays lock securely into the plug-in position.