11mm Size Metal Shaft Type / Product Varieties
Shaft Dimensions
1. Single-shaft Type
1）Serrated Type
EC11
Configuration
（Shaft
diameter
φ6）
：
Not applicable for EC11E
and EC11G with push-lock
mechanism
Unit:mm
S
1
ø7
C1
EC11K / EC11J
Configuration
（Shaft
diameter
φ6）
：
ø6
1
ø8.975
2）Flat Type
EC11
Configuration
（Shaft
diameter
φ6）
：
ø6
ø6
1
ø6
Encoders
Metal
Shaft
Insulated
Shaft
Hollow
Shaft
Ring
Type
L
1
L
B
R
2
R
1
0.5 or 1
20 teeth Serrated
●
Detailed dimensions
L
1
20
25
L
B
7
10
R
1
6
10
R
2
1
2
S
1
7
11
L
1
L
B
ℓ
1
0.5
20 teeth Serrated
●
Detailed dimensions
L
1
15
20
L
B
7
10
R
1
5
6
C1
Unit:mm
L
1
L
B
R
●
Detailed dimensions
※1
L
1
15
15
L
B
5
7
7
10
R
5
（6）
12
7
C1
ø7
※2
20
25
10
（12）
※1 Does not comply with EC111
※ 2 L
B
=7 for EC11B.
Values in parentheses apply to products
without push-on switch.
EC11K / EC11J
Configuration
（Shaft
diameter
φ5.975）
：
●
Detailed dimensions
R
L
1
15
20
L
B
7
10
R
5
7
3）Slotted Type
EC11
Configuration
（Shaft
diameter
φ6）
：
Unit:mm
L
1
L
B
1.6
●
Detailed dimensions
L
1
15
20
L
B
7
7
10
ø7
C0.5
※
25
※
L
B
=7 for EC11B.
●
Detailed dimensions
L
1
15
20
EC11K / EC11J
Configuration
（Shaft
diameter
φ5.975）
：
L
B
7
10
Notes
1. The
highlighted figures in shaft types refer to Product Specifications in P.269 and P.270.
2. Other varieties are also available. Please inquire.
276
ALPS [ ALPS ELECTRIC CO.,LTD. ]
