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Thumb Rotary Switch - A7D/A7DP

Thumb Rotary Switch - A7D/A7DP
  • Volume Discount

· An ultra small, cost-effective push-in type.
· The integral molding reduces the number of parts used in its construction. Despite its low cost, it boasts improved reliability.
· Employs a low-fatiguing resin spring for a long service life of 30,000 mechanical steps.
· Types with stoppers that can limit the settings range are also available.
· The series includes pen-push types; types which help prevent operational errors.


Japanese Only

Thumb Rotary Switch Specifications

Thumb Rotary Switch A7D/A7DP: related images

Thumb Rotary Switch A7D/A7DP external appearance


(Units: mm)


Thumb Rotary Switch A7D/A7DP: related images

A7D-106(-1) dimensional outline drawing

Number of Units
Dimension A
(n × 5.1 + 3)
Dimension B
(n × 5.1 + 8.3)
Dimension C
(n × 5.1 + 13.3)
Dimension D

A7D-106(-1) dimensional outline drawing, Units: mm
Note 1: The above dimensions include the end caps on both sides. However, if spare units are added, there will be a 5.08-mm increase for each.
Note 2: Where not specified, the dimensional tolerance is ±0.4 mm. The tolerance when multiple units are connected is ±(number of units × 0.4) mm.


 ModelModel A7DModel A7DP
ClassificationScrew Tightening Type Mounting (Underside Mounting)Single-Action Mounting (Surface Mounting)Single-Action Mounting (Surface Mounting)
Height of Display Text3.2 mm
Terminal TypePCB Terminal
Output Code
Case ColorLight GrayBlackLight GrayBlackLight GrayBlack
06 (Binary-Coded Decimal)Model A7D-106Model A7D-106-1Model A7D-206Model A7D-206-1Model A7DP-206Model A7DP-206-1


Switching Load Capacity (Resistance Load)1 mA to 0.1 A, 3.3 to 30 V DC
Continuous Electric Current100 mA
Contact Resistance200 mΩ or Less
Insulation ResistanceBetween Terminals of Same Polarity10 MΩ or More (with 250 V DC Megohmmeter)
Between Earth and Each Terminal100 MΩ or More (with 500 V DC Megohmmeter)
Withstand VoltageBetween Terminals of Same Polarity250 V AC 50/60 Hz 1 min
Between Earth and Each Terminal1,000 V AC 50/60 Hz 1 min
Vibration Resistance10 to 55 Hz, Double Amplitude 1.5 mm
Impact Resistance500 m/s2 or More
DurabilityMechanical30,000 Steps or More
Electrical20,000 Steps or More
Ambient Operating Temperature-10 to +70°C (Assuming No Freezing)
Operating Ambient Humidity45 to 85% RH
Operating Force3.43 N or Less
  • *Refer to the catalog for specifications and precautions other than those above.
Part Number
Part NumberVolume DiscountDays to ShipDimension depth
Mounting Type Panel mounting method Operation Method Case color
Available 11 Day(s) or more 17Wall mountScrew-fixed2-Button TypeLight Gray
Same day 17Wall mountScrew-fixed2-Button TypeBlack
Same day 17.5Surface mountOne-Touch Mounting2-Button TypeLight Gray
Same day 17.5Surface mountOne-Touch Mounting2-Button TypeBlack
Available 11 Day(s) or more 17.5Surface mountOne-Touch MountingPen pushLight Gray
Same day 17.5Surface mountOne-Touch MountingPen pushBlack


  1. 1

Basic Information

Dimension vertical(mm) 16 Dimension width(mm) 5.08 Type Thumbwheel
Rated Voltage(V) DC5 to 30V Rated Current(A) 1 mA → 0.1 A Terminal shape PCB Terminal
Output cord (thumbwheel) Binary-coded decimal Protective structure details NA

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