High-current terminal block, 285 Series, power cage clamp This through terminal block (item number 285-147/999-950) is designed for quick and simple connections. Conductors can only be connected to this through terminal block if their strip length is 32 mm . Featuring conductor terminals along with POWER CAGE CLAMP, this product outperforms the competition. The POWER CAGE CLAMP is perfect for connecting large conductor cross-sections. This universal connector is both reliable and maintenance-free. What’s more, you can use it to connect all types of conductors and the clamping point can be locked open, making it easier to use. You do not need to use a torque wrench or prepare the conductor. For example, crimping ferrules is not necessary. This through terminal block is suitable for conductor cross sections ranging from 10 mm² to 50 mm².