1、 耐热性好、温度系数小、噪声低、负荷功率大、不燃性。Good heat-durability. low temperature coefficient, low noise, high load power; nonflammability.

2、 施加过负荷电压时，在规定的时间内熔断，对电路起保护作用。Can be Fusible during the stated time for protecting the circuit once wording at the required overload voltage.

3、 使用环境温度Operating ambient temperature: -55℃~ +275℃.

4、 表面涂灰白色不燃性面漆，精度色环后增加白色环表示。The surface is gray white nonflammable coating and indicate a white ring at the behind of the precision color ring.

5、 阻值误差Resistance tolerance: ±2%、±5%、±10%.

6、  功率 Power :1/2W,1W,2W,3W,4W,5W,6W,7W,8W,10W