Series E4.21

1 of 6

Inner height hi: 21mm
Inner width Bi: 30 - 140mm
Bend radii R: 38 - 200mm
Pitch: 30,5mm
For almost any application
Openable along the inner and outer radius
Strong and low-noise operation
Smooth, cable-friendly inner surfaces

Item no.

E4-21-040-200-0

Inner width [Bi] [in]

1.57 (40 mm)

Bend radius [R] [in]

7.87 (200 mm)

The E4.1 system combines all the advantages of its three predecessors. Series E4.1 is stronger whilst having the same or even smaller dimensions than previous versions. Almost all accessories and mounting dimensions are identical. You can increase the service life of your application with the igus® system E4.1 whilst reducing cost.

For almost any application
Strong: crossbars with double locking
Noise-reducing brake and optional noise dampers
High push/pull strength for long travels and large unsupported lengths
Smooth, cable-friendly inner surfaces

Certificates and standards

When to use it?

If quiet operation is required
At very high speeds and/or accelerations
For long travels
High fill weights

When not to use it?

When an economic one-sided snap-open Energy Chain/tube is required
_x000D_ Series 1400 , _x000D_ Series 1450 , _x000D_ Series 1480 ,_x000D_ Series 1500 _x000D_
When a one-sided snap-open Energy Tube is required at a low price
_x000D_ Series R117 ,_x000D_ Series R118 _x000D_