Mechanical Counters | McMaster-Carr

	Display Type Display Type

Analog

Digital

	Resettable Resettable

Yes

	Number of Digits Number of Digits

	Counting Direction Counting Direction

Down

Up and Down

	Housing Material Housing Material

	Mounting Location Mounting Location

Surface

Panel

DIN Panel

	Mount Type Mount Type

Screw

Press Fit

Clip On

	System of Measurement System of Measurement

Inch

Metric

	Overall Width Overall Width

	Overall Height Overall Height

	Maximum Counts per Minute Maximum Counts per Minute

15
75
150
250
400
500
600
1,000
1,200
1,500
1,800
2,400
3,000
60,000
300,000
600,000
690,000
1,200,000
1,500,000
2,000,000
3,600,000

	Lever Location Lever Location

Right

Left

	Input Voltage Input Voltage

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Electrical Connection Type Electrical Connection Type

Hardwire

Plug

	Maximum Temperature Maximum Temperature

	Minimum Temperature Minimum Temperature

	Overall Depth Overall Depth

	Lever Direction Lever Direction

Counterclockwise

Clockwise

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	Shaft Rotation Direction Shaft Rotation Direction

Clockwise

Counterclockwise

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Counts Per Revolution Counts Per Revolution

	Mounting Screw Size Mounting Screw Size

138 Products

Counting

Lever-Actuated Counters

Connect the lever on these counters to an object moving repetitively in a straight line, such as a punch or drill press.

Surface-Mount Push-Button Counters

These counters have mounting holes and a base plate for securing to a wall or work surface.

Hand-Held Push-Button Counters

Rotating-Shaft-Actuated Counters

Precisely count rotations by attaching these counters to clutches, couplings, rotors, or other rotating shafts.

Panel-Mount Electrically Actuated Counters

Slot these counters into a control or electrical panel cutout.

Surface-Mount Electrically Actuated Counters

These counters have mounting holes and a base plate for securing to a wall or work surface.

DIN-Panel-Mount Electrically Actuated Counters

For quick installation, these counters fit into standard DIN panel cutouts.

DIN-Panel-Mount Electrically
Actuated Counters with Output Relay

For quick installation, these counters fit into standard DIN panel cutouts.

Panel-Mount Electrically Actuated
Counters with Output Relay

Slot these counters into a control or electrical panel cutout.

Switch-Contact-Actuated Counters

These counters do not require voltage to register a count.

Counters with Proximity Sensor

Count metallic objects as they touch or pass within 0.059" of the built-in sensor.

Combination Switch-Contact/Electrically
Actuated Counters with Output Relay

Large-Display Combination Switch-Contact/Electrically
Actuated Counters with Output Relay

The digits displayed on these counters are visible up to 100 ft. away.

Large-Display Combination
Switch-Contact/Electrically Actuated Counters

The digits displayed on these counters are visible up to 100 ft. away.

Combination Switch-Contact/Electrically
Actuated Counters

Surface-Mount Air-Actuated Counters

These counters have mounting holes and a base plate for securing to a wall or work surface.

Panel-Mount Air-Actuated Counters

Slot these counters into a control or electrical panel cutout.

Counters/Ratemeters

Wire these counters/ratemeters to an electrical pulse-emitting switch, sensor, or encoder to count input while tracking rates in units such as gallons per minute.

DIN-Panel-Mount Counters/Ratemeters

For quick installation, these counters/ratemeters fit a standard 1/8 DIN panel cutout.

Counters/Hour Meters

Keep track of time while counting events.

Position Indicators

Mechanical Position Indicators

Tracking your machine component as it moves along a rotating threaded shaft, such as a spindle or lead screw, these indicators help you adjust machinery with speed and precision.

Digital Position Indicators

More customizable than standard indicators, these digital indicators have programmable features that help you adapt them to your application.

Counting

Lever-Actuated Counters

Surface-Mount Push-Button Counters

Hand-Held Push-Button Counters

Rotating-Shaft-Actuated Counters

Panel-Mount Electrically Actuated Counters

Surface-Mount Electrically Actuated Counters

DIN-Panel-Mount Electrically Actuated Counters

DIN-Panel-Mount ElectricallyActuated Counters with Output Relay

Panel-Mount Electrically ActuatedCounters with Output Relay

Switch-Contact-Actuated Counters

Counters with Proximity Sensor

Combination Switch-Contact/ElectricallyActuated Counters with Output Relay

Large-Display Combination Switch-Contact/ElectricallyActuated Counters with Output Relay

Large-Display CombinationSwitch-Contact/Electrically Actuated Counters

Combination Switch-Contact/ElectricallyActuated Counters

Surface-Mount Air-Actuated Counters

Panel-Mount Air-Actuated Counters

Counters/Ratemeters

DIN-Panel-Mount Counters/Ratemeters

Counters/Hour Meters

Position Indicators

Mechanical Position Indicators

Digital Position Indicators

DIN-Panel-Mount Electrically
Actuated Counters with Output Relay

Panel-Mount Electrically Actuated
Counters with Output Relay

Combination Switch-Contact/Electrically
Actuated Counters with Output Relay

Large-Display Combination Switch-Contact/Electrically
Actuated Counters with Output Relay

Large-Display Combination
Switch-Contact/Electrically Actuated Counters

Combination Switch-Contact/Electrically
Actuated Counters