Hartmann Dual Button Switch

Product no.: S-SMC-111-AK-LS

In stock

Price plus delivery
Delivery weight: 8.9 g

New Old Stock (NOS) Hartmann SMC-111-AK-LS miniature dual push button switches. These are 10 position (0-9) decade encoded which gives a single pole ten way switch. Mounting is by spring endcaps which are not included The current selling price for these is around £8 .00 each, so grab a bargain!

Mechanical Data

Width 7.62mm
Perm. ambient temperature -20...+80°C
Mech. lifetime 1 000 000 steps
Operating force approx. 4N
Weight approc. 4g
Digit height 10-digit 4.9mm
Digit height 16-digit 3.4mm
Click action marked
Sinus-vibration testing acc. EN 60068-2-6
Shock testing acc. EN 60068-2-27

Electrical Data

Operating voltage ≤ 40V
Contact load, dynamic (resistive) ≤ 100mA
Contact load, static ≤ 1A
Contact resistance for PCB AK (measured from supply line to output) < 100mΩ


Housing PPO
Contact surface Au over Ni on Cu
Sliding contact Au over Ni on CuSn6
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