Resistors - SODIAL(R)Gold Tone 25W 100 Ohm 5% Aluminum Housing Resistors 2 Pcs Aluminum housing for heat dissipation, suitable for cooling plate installation, can be used in atrocious environment. Small size, high power load, standard and non-inductive winding types. High insulating capacity, good performance in vibration. Multiple connection modes, easy to install. Widely used in power supply, transducer, elevator, arena audio and high requirement equipment industry.