K-5-EX-L SPD for Signal (5V; 2 wires; In=10kA; Intrinsic Safety ) 7086993

K-5-EX-L3 SPD for Signal (5V; 3 wires; In=10kA; Intrinsic Safety ) 7025543

K-5-EX-L4 SPD for Signal (5V; 4 wires; In=10kA; Intrinsic Safety ) 7019501

K-24-EX-L SPD for Signal (24V; 2 wires; In=10kA; Intrinsic Safety ) 7096962

K-24-EX-L3 SPD for Signal (24V; 3 wires; In=10kA; Intrinsic Safety ) 7097610

K-24-EX-L4 SPD for Signal (24V; 4 wires; In=10kA; Intrinsic Safety ) 7040569

K-5-L SPD for Signal (5V; 2 wires; In=10kA )

K-5-L3 SPD for Signal (5V; 2 wires; In=10kA )

K-5-L4 SPD for Signal (5V; 4 wires; In=10kA ) 7029162

K-24-L SPD for Signal (24V; 2 wires; In=10kA )

K-24-L3 SPD for Signal (24V; 3 wires; In=10kA )

K-24-L4 SPD for Signal (24V; 4 wires; In=10kA )