Hollow Shaft Type Devices
40mm Size Encoder Type
EC40A
Series
Less shaft wobble achieves good operation feel.
Typical Specifications
Items
Rating
Operating life
Specifications
0.5mA 5V DC
30,000cycles
Hollow Shaft
Type Devices
Product Line
Actuator length
（mm）
22
Detent
torque
（
mN�½�m
）
20±11
Number
of detent
30
Number
of pulse
15
Operating direction
Vertical
Minimum order
unit pcs.）
（
400
Product No.
EC40A1520401
Dimensions
Style
PC board mounting
hole dimensions
Unit:mm
Encoder
Type
22
2.5
8.5
9
7.6
ø25
3-2.4
4-1.2
ø4
0.4
3-ø2.6 holes
2-(24)
Potentiometer
Type
0
$
11
2-
ø2
.1
ho
3-
le
3.
s
5
.4
ho
4-3
les
42.3
33.4
30
$
30
$
11
1.8
0
$
22.8
ø31.4
3-R3
21.4
ø29.4
.1
2-22
ACB
3-
ø1
ho
2.5
les
2-
(2
2-
4)
2 2 .1
2.5
3.5
Mounting surface
3.4
12
20.2
22.8
3.1
.2
40
42
459
ALPS [ ALPS ELECTRIC CO.,LTD. ]
