ALPS Manufacturer of Electronic Components/Parts Catalog

Hollow Shaft Type SRGA Series


Part number SRGAVQ1100

Rotational Torque 20±10mN·m
Operating direction Vertical
Output code Gray
Positions 24
Changeover angle 15°
Product type Standard (Hollow shaft)
Minimum order unit (pcs.) 1,680

Operating temperature range -10℃ to +70℃
Rating (max.)/(min.) (Resistive load) 0.1A 12V DC/50μA 3V DC
Electrical performance Contact resistance
(Initial performance/After lifetime)
1Ω max./1Ω max.
Insulation resistance 100MΩ min. 100V DC
Voltage proof 100V AC for 1 minute
Mechanical performance Terminal strength 5N for 1 minute
Push-pull strength 100N
Vibration 10 to 55 to 10Hz/min., the amplitude is 1.5mm for all the frequencies, in the 3 direction of X, Y and Z for 2 hours respectively
Resistance to soldering heat Manual soldering 350±10℃, 3(+1, 0)s
Dip soldering 260±5℃, 10±1s
Durability Operating life without load 10,000 cycles
Operating life with load
(Load: as ratings)
10,000 cycles (0.1A 12V DC)
Environmental performance Cold -20±2℃ for 96h
Dry heat 85±2℃ for 96h
Damp heat 40±2℃, 90 to 95%RH for 96h

Certificate of Compliance to RoHS regulations  


Absolute Type Encoder

Mounting Hole Dimensions

Absolute Type Encoder

Viewed from the direction A in the dimensions.

Shape of Frame Leg (a)

Absolute Type Encoder

Standard Codes

Absolute Type Encoder

1. Viewed from the direction A. in the dimensions.
2. For terminal alignment, please refer to the illustration.
Please note that might be ON output of the dummy terminal in the circuit design.

Packing Specifications

Number of packages (pcs.) 1 case / Japan 840
1 case / export packing 1,680
Export package measurements (mm) 542×377×209
Notes are common to this series/models.
  • This site catalog shows only outline specifications. When using the products, please obtain formal specifications for supply.
  • Please place purchase orders per minimum order unit (integer).
  • Products other than those listed in the above chart are also available. Please contact us for details.
  • Please contact us for automotive use.
Inquiries about Products
For more information please contact: Products Information Center.
1-7, Yukigaya-otsukamachi, Ota-ku, Tokyo, 145-8501, Japan
Phone: +81 (3) 5499-8154