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Enhanced efficiency
15 August 2013
SKF Energy Efficient (E2) deep groove ball bearings, which enhance energy efficiency through reduced bearing friction, have low energy consumption and can offer other benefits to rewinders and rebuilders of electric motors.

The improved internal design and surface finish of SKF E2 bearings, plus a low-friction grease, means double the bearing life when compared to standard SKF shielded bearings in medium loaded applications. The range of shielded, greased-for-life bearings now includes a sealed variant, which provides minimal interference between the inner ring and seal lip without compromising sealing performance.
Rewinders and rebuilders can take advantage of a high degree of energy efficiency with a bearing solution that typically reduces friction between 30 to 50%. SKF E2 bearings are dimensionally interchangeable with standard bearings and can be fitted in motors from 37 up to 350kW.
- Enhanced condition monitoring
- New climate strategy
- Online bearings catalogue
- Anti-corrosion coating
- Induction heater for large bearings
- Extended range of ball bearings available with high performance seal option
- Inverted roller screws engineered for high performance
- Correct lubricants: Key to performance
- Data collection: from manual to automated
- Working together to boost railway reliability