Product Name : Aluminum Housed Wire Wound Resistor;Resistance Value : 30 OhmPower Rating : 25W;Resistance Tolerance : +/- 5% (J)Body Size : 2.7 x 1.5cm / 1.1" x 0.6" (L*D); Size : 5.2 x 2.8 x 1.5cm / 2" x 1.1" x 0.6" (L*W*H)Casing Material : Aluminum;Color : 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, audio and high requirement equipment industry.Package Content:2 x Aluminum Housed Wire Wound ResistorsNote:Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.