CS20A-ST033 IMO Cam Switch 3 Pole 3 Pos. + OFF 20Amp, Step, With Legend Plate

CS20A-ST033 IMO Cam Switch 3 Pole 3 Pos. + OFF 20Amp, Step, With Legend Plate

IMO CS20A-ST033 rotary cam switch, a 3 pole 3 position plus OFF step switch rated at 20 A and 690 V AC for industrial control and switching applications.

SKU: CS20A-ST033Alt SKU: CS20AST033MPN: CS20A-ST033
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Why Choose the IMO CS20A-ST033 Rotary Cam Switch?

The IMO CS20A-ST033 is a robust rotary cam switch designed for reliable manual step switching and control of electrical circuits in industrial automation, machinery and control panel applications. As part of the IMO CS20A rotary cam switch series, it provides dependable operation, compact panel mounting and high-current switching capability for industrial environments.

This three-pole, three-position step cam switch with OFF position provides a practical manual selection solution for industrial control applications. Supplied with a legend plate, it is suitable for machine control panels, electrical enclosures and automation equipment where clear operator selection and reliable switching are required.

With a 20 A AC contact rating, a 690 V AC maximum operating voltage and a 3-pole 3-position plus OFF step switching configuration, the IMO CS20A-ST033 is ideal for manual circuit selection, machinery control and industrial switching applications.

Key Advantages

  • Reliable rotary cam switch designed for industrial applications.
  • 20 A AC contact rating suitable for electrical switching duties.
  • 690 V AC maximum rated voltage for industrial power systems.
  • 3-pole, 3-position plus OFF step switching configuration.
  • Legend plate supplied for clear operator identification.
  • Compact panel mounting design for machinery and automation systems.

Key Features

  • IMO CS20A rotary cam switch series.
  • 20 A maximum AC contact current.
  • 690 V AC maximum switching voltage.
  • 3-pole switch configuration.
  • 3 switching positions plus OFF.
  • Step switching operation.
  • Legend plate included.
  • Suitable for industrial control and selector switch applications.

Reliable Manual Switching for Industrial Systems

Rotary cam switches such as the IMO CS20A-ST033 provide a simple and reliable method for manually selecting and controlling electrical circuits. Their mechanical switching design allows operators to manage industrial equipment without requiring electronic control systems.

The IMO CS20A series is designed for machine builders, panel manufacturers and industrial engineers requiring durable manual switching components. Its compact construction, high-current contacts and step selection capability make it suitable for a wide range of industrial installations.

Typical Applications

  • Industrial machinery control panels.
  • Manual circuit selection and control.
  • OEM automation systems.
  • Electrical control cabinets.
  • Industrial selector switch applications.
  • Motor and equipment switching systems.

Technical Specifications

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Operation 3 positions
Device Type Cam Switch
Product Series IMO CS20A
IP Rating IP20
HS Code 8536508000
Country of Manufacture Austria
Manufacturer IMO Precision Controls
Series CS20A Rotary Cam Switches
Model CS20A-ST033
Product type Rotary cam switch
Contact current 20 A AC
Rated operating voltage 690 V AC
Number of poles 3-pole
Number of positions 3-position plus OFF
Switch function Step selector
Legend plate Included
Mounting type Front panel mounting
Protection rating IP20
Standards IEC 60947-3

Frequently Asked Questions

What is the IMO CS20A-ST033 used for?

The IMO CS20A-ST033 is a rotary cam switch used for manual step selection and control of electrical circuits in industrial applications.

What current rating does this cam switch support?

The switch supports a maximum contact current of 20 A AC.

How many poles and positions does this switch have?

The CS20A-ST033 has a 3-pole, 3-position plus OFF step switching configuration.

What voltage rating does the switch support?

The switch supports a maximum rated operating voltage of 690 V AC.

Where is this switch typically installed?

The switch is typically installed on industrial control panels, machinery and electrical enclosures requiring reliable manual switching.

Trusted by Industrial Automation Professionals

IMO CS20A rotary cam switches are widely used by engineers and machine builders to provide reliable manual control, safe isolation and dependable switching performance in industrial systems.