Signal Surge Protection

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Phoenix Contact 2838775
Phoenix Contact 2838775 Phoenix Contact PT 5-HF-12 DC-ST Surge Protection circuit for 4 signal wires. Plug PT with HF(Base sold seperately). Nominal voltage 12 VDC with wire connection. Protection for fieldbus systems,PROFIBUS,and signal circuits including RS-485 with 3 to 5-wire technology.
List Price:$252.40
Price: $222.00
Phoenix Contact 2839208
Phoenix Contact 2839208 Phoenix Contact PT 2X2-BE Base element for protective plug PT with protective circuit for two 2-wire floating signal circuit,bridge between the connections 3-4 (GND) and 9-10,for mounting din rail,housing width: 17.5 mm. Maximum ease of maintenance thanks to the two-piece design. Protection for two separate floating signal circuits.
List Price:$99.04
Price: $87.11
Phoenix Contact 2920612
Phoenix Contact 2920612 Phoenix Contact DT-UFB-485/BS Surge Protection for RS-485 interfaces9-pos. D-SUB attachment plug 12 VDC with DB9 connectors. Can alternatively be snapped onto DIN rails. Degree of protection IP20. Line-Line & Line-Ground/Shield.
List Price:$279.40
Price: $245.75
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