金属铝外壳电阻rx24-50w为本公司拳头产品，其阻值范围为0.01~33k，精度是1%或5%，市场参考价是11元/支。
主要性能指标
| 型号 | 25°c额定功率w | 阻值范围(ω) | 阻值允许偏差(%) | 温度系数 (×10-6/°c) |
耐电压(v) | |
| 带散热板 | 不带散热板 | |||||
| rx24 | 5w | 3w | 0.01~1k | ±1 ±5 | ±50~±100ppm | 1000 |
| 10w | 8w | 0.01~1.5k | ||||
| 25w | 12w | 0.01~10k | ||||
| 30w | 15w | 0.01~27k | ||||
| 50w | 20w | 0.01~33k | ||||
| rxg24 | 75w | 45w | 0.01~39k | 2000 | ||
| 100w | 50w | 0.01~51k | ||||
| 120w | 50w | 0.01~54k | ||||
| 150w | 55w | 0.01~56k | ||||
| 200w | 50w | 0.01~62k | ||||
| 250w | 60w | 0.01~68k | ||||
| 300w | 75w | 0.01~75k | ||||
| 500w | 200w | 0.01~82k | ||||
