Eaton T0-3-8243/E Cam Switch, 3-Pole, 20 A, 690 V AC, Black Handle, White Front Plate 081565

Industrial electricians and panel builders use the Eaton T0-3-8243/E as a main or maintenance switch in control cabinets and machine enclosures. The 3-pole cam switch provides a reliable ON-OFF function for motor and power circuits up to 20 A.

Key specifications

• Switch type: Cam switch / main switch
• Number of poles: 3
• Switching function: ON-OFF (0-1)
• Rated uninterrupted current (Iu): 20 A
• Rated operational voltage (Ue): 690 V AC
• Rated impulse withstand voltage (Uimp): 6 kV
• Rated operational power (AC-23A, 400 V): 5.5 kW
• Rated operational power (AC-3, 400 V): 3 kW
• Switching angle: 90°
• Number of switching positions: 2
• Mounting type: Front mounting, central mounting
• Front plate dimensions: 48 x 48 mm
• Degree of protection (front): IP65
• Degree of protection (terminals): IP20
• Handle colour: Black
• Front plate colour: White with black markings
• Terminal type: Screw terminals
• Standards compliance: IEC/EN 60947, VDE 0660
• Ambient operating temperature: -25 to +50 °C
• Rated short-circuit withstand current (Icw): 320 A (1 s)

Why choose it

The switch combines a compact 48 x 48 mm front plate with a robust IP65 front seal, making it suitable for demanding industrial environments. Screw terminals ensure secure wiring, and the black handle on a white front plate provides clear visual status indication.

Ideal use cases

• Main switch for machine tools and conveyor systems
• Disconnect switch in control panels
• Motor circuit isolation in industrial automation

Good to know

The switch is rated for 20 A continuous current and can handle short-circuit currents up to 320 A for 1 second. It complies with IEC/EN 60947 and VDE 0660 standards.