Digital counters are integrated circuits used for counting events in computers and other digital systems

Electronic counters and electronic timers are completely electronic units for performing a variety of counter or timer functions

Electromechanical counters and electromechanical timers accept inputs to operate mechanical display, such as rotating wheels or knobs.

Incremental rotary encoders are multi-turn sensors that use optical, mechanical, or magnetic index-counting for angular measurement.

Specialty timers are specialty or proprietary products related to timers and timing devices.

Absolute rotary encoders use optical, mechanical, or magnetic indexing for angular measurement.

Labware washers are used to clean various types of laboratory equipment.