PLEASE NOTE: Part Nos in Red were made obsolete in 2023. A limited residual stock may be available. Part Nos in Black continue to be available and could be used to substitute the obsolete products. In addition, suitable alternatives can be selected from the Aluminium Knob System

Circular Turning Knob Range

Aluminium Turning Knob

TURNING KNOBS WITH CLEAR PROTECTIVE COATING
Technical Data
Material: Aluminium with a clear protective finish
ØA B ØC Ød D E F Part No
12 14 11 4 6 2.5 11 5551.4612
12 14 11 6 6 2.5 11 5551.6612
17 14 15 6 8.5 6 13 5552.6612
20 14 18 6 7.5 3.5 12 5553.6612
24 15 21.5 6 7.5 4 12 5554.6612
28 16 26 6 7.5 4 13 5555.6612
35 18 31 6 8 3.5 15 5556.6612
Aluminium Turning Knob
Anodised Aluminium Turning Knob

TURNING KNOBS WITH TWO ANODISATION OPTIONS
Option #1
Clear Anodised Aluminium
ØA B ØC Ød D E F Without
Indicator
With
Indicator
8 10 - 4 3 - 8 504.41 504.411
12 12 11 4 5 2.5 10.5 505.41 505.411
12 12 11 6 5 2.5 10.5 505.61 505.611
17 13 15 6 7.5 5 12 506.61 506.611
20 14 18 4 7.5 3.5 11.5 507.41 507.411
20 14 18 6 7.5 3.5 11.5 507.61 507.611
24 15 21.5 6 7.5 4 12 508.61 508.611
28 16 26 6 7.5 4 13 509.61 509.611
35 18 31 6 8 3.5 15 539.61 539.611


Option #2
Black Anodised Aluminium
ØA B ØC Ød D E F Without
Indicator
With
Indicator
8 10 - 4 3 - 8 504.413 504.4131
12 12 11 4 5 2.5 10.5 505.413 505.4131
12 12 11 6 5 2.5 10.5 505.613 505.6131
17 13 15 6 7.5 5 12 506.613 506.6131
20 14 18 4 7.5 3.5 11.5 507.413 507.4131
20 14 18 6 7.5 3.5 11.5 507.613 507.6131
24 15 21.5 6 7.5 4 12 508.613 508.6131
28 16 26 6 7.5 4 13 509.613 509.6131
35 18 31 6 8 3.5 15 539.613 539.6131
Aluminium Knob
Aluminium

TURNING KNOBS WITH GRIP RING AND INDICATOR
Technical Data
Material: Aluminium
ØA B ØC D Ød Part No
15 - - 4 4 5615.4614
15 - - 4 6 5615.6614
20 2.5 17 5.5 6 5616.6614
24 2.5 21 5.5 6 5617.6614
Aluminium Knobs with Grip Ring
Aluminium

TURNING KNOBS WITH AND WITHOUT COLLARS
Option #1
Aluminium Knob Without Collar
ØA B ØC Ød D E F Part No
20 15 16 6 7.5 3.5 12.5 5572.6000
28 17 23 6 8.5 4.5 14.5 5574.6000


Option #2
Aluminium Knob With Collar
ØA B ØC Ød D E F ØG Without
Indicator
With
Indicator
20 15.8 16 6 8.3 4.3 13.3 32 5572.6100 5572.6110
28 17.8 23 6 9.3 5.3 15.3 44 5574.6100 5574.6110
Aluminium Knobs With and Without Collar
Aluminium Knob with Pointer

KNOBS WITH PROTECTIVE FINISH AND RED INDICATOR
Technical Data
Material: Aluminium with a protective finish
ØA B ØC Ød D E F Without
Indicator
With
Indicator
8 15 - 4 6 - 13.5 510.41 520.411
12 15 11 6 6 2.5 13.5 511.61 521.611
20 15 18 6 7.5 3.5 12 512.61 522.611
30 15 26 6 8 4.5 12 513.61 523.611
40 15 36 6 7.5 3 12 514.61 524.611
50 15 46 6 7.5 3 12 515.61 525.611
Turning Knobs with Pointer Line
Aluminium Knob with Pointer

BLACK INDICATORS, COATING AND CONCAVE TOP
Technical Data
Material: Aluminium with a protective finish
ØA B ØC Ød D E F Part No
8 15 - 4 6 - 13.5 520.4191
12 15 11 6 6 2.5 13.5 521.6191
20 15 18 6 7.5 3.5 12 522.6191
30 15 26 6 8 4.5 12 523.6191
40 15 36 6 7.5 3 12 524.6191
50 15 46 6 7.5 3 12 525.6191
Knobs with Indicator Line
tool tip – Using a standard MENTOR Ring LED Light
Aluminium Knob with Clutch

ANODISED KNOB WITH FRICTION CLUTCH

For applications where secure settings are required. The black cap operates a friction clutch when depressed. When not depressed, the knob runs freely.

Technical Data
Knob: Anodised Aluminium with black plastic top button
Part No
538.62
Knob with Clutch
Aluminium Knob with Clutch and Indicator Collar

ANODISED KNOB WITH FRICTION CLUTCH AND INDICATOR COLLAR

For applications where secure settings are required. The black cap operates a friction clutch when depressed. When not depressed, the knob runs freely.

Technical Data
Knob: Anodised Aluminium with black plastic top button
Collar: Transparent Thermoplastic with black indicator line
Part No
538.621
Secure Friction Clutch Knob

LED Ring Lighting & Custom LED Knobs

LED Ring Lighting for Knobs
Knobs with Integrated LED Indicators

LED RING LIGHTING FOR KNOBS

LED Ring Lighting for Knobs Using MENTOR’s Standard LED Ring Lighting products, a lighting effect of a ring of light surrounding the knob can be achieved. Custom LED shapes are also possible.
LED Ring Lighting for Knobs Using MENTOR’s Standard LED Ring Lighting products, a lighting effect of a ring of light appearing from below the knob can be achieved. Custom LED shapes are also possible.
LED Ring Lighting for Knobs Custom LED shapes are possible.

Knobs with Integrated LED Indicators

The image above demonstrates a new knob concept developed by MENTOR - Knobs with Integrated LED Indicators.

Utilising MENTOR's integrated lighting expertise, many different innovative options are possible - allow your design ideas to flourish! Contact Multitron for a free consultation to discuss your ideas.