Product Name : Aluminum Housed Wire Wound Resistor;Resistance Value : 30 Ohm Power Rating : 25W;Resistance Tolerance : 5% (J) Body Size : 2.7 x 1.5cm / 1.1" x 0.6" (LD);Total Size : 5.2 x 2.8 x 1.5cm / 2" x 1.1" x 0.6" (LWH) Casing Material : Aluminum;Color : Gold Tone 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, ducer, elevator, arena audio and high requirement equipment industry. Package Content:2 x Aluminum Housed Wire Wound Resistors Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.