PT ， SCHRACK

部件型号	厂商	描述
PT78703	TE Connectivity / Schrack	Relay Sockets & Hardware PT78703
PT7872P	TE Connectivity	SOCKET RELAY 2P DIN SCREWLESS
PT78702	TE Connectivity	SOCKET RELAY DP DIN RAIL PT SER
PT78704	TE Connectivity	SOCKET RELAY 4P DIN RAIL PT SER

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