- Yokogawa WT230- 品牌: Yokogawa
 - Basic accuracy: 0.1% | Dc measurement: 0.5 Hz to 100 kHz frequency range | Maximum input with assured accuracy: 26 A 玛丽湖, 佛罗里达
- Yokogawa CW121- 品牌: Yokogawa
 - Current: 5/10/20/50/100/200/500/1000A Range (Depend on Clamp probe to use) | Accuracy: 1.2%(0.8% rdg + 0.4% rng) (Depend on Clamp probe to use) | Input voltage: 150/300/450V Range (CAT III 600V) M... 玛丽湖, 佛罗里达
