ABB PI-Spring terminal blocks offer a complete set of functions and sizes to fit industrial market needs.
The range covers a large scope of applications from 0.22 up to 25mm² and offers 2,3 and 4 PI-Spring feed-through and ground terminal blocks as well as disconnect, fuse and double deck terminal blocks.
The patented design of ABB's PI-Spring can be used as a push-in or traditional spring connection: Push-in and spring. The push-in mode allows a direct one-step insertion of solid and flexible stranded wires with
a ferrule, which offers 50% faster connections than standard screw clamp technology.



- 50% faster connection time with push-in mode
- Reduced effort and conductor preparation time with spring mode
- 50% less inventory makes PI-Spring attractive to all markets worldwide
- Reduce your accessories inventory by up to 50%
- Avoid mounting and wiring errors
- Save up to 15% space in your cabinet
- Speed up your project