LIT 4-12 Phoenix Contact ⍾ 2804704

Surge protection base element - PT 4-BE - 2839402; Base element for protective plug PT with protective circuit for a 4-wire floating signal circuit, bridge between the connections  …

Surge protection plug - PT 4-24DC-ST - 2839240; Protective plug PT with protective circuit for a 4-core floating signal circuit. Nominal voltage: 24 V DC

Surge protection device - LIT 4-24 - 2804678; Surge protection in one-piece 6.2 mm wide DIN rail module for four floating signal wires.