4-Pin DPST ON-OFF Rocker Switch 22mm x 21.60mm Power Control +
This 4-Pin Double Pole Single Throw (DPST) Rocker Switch is a robust power management component designed for high-voltage applications. Featuring a wide 22mm x 21.60mm base, this switch allows for the simultaneous control of two separate circuit lines, providing a complete physical disconnect for safety-critical electronic devices.
Key Product Features
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Double Pole Single Throw (DPST) Action: Equipped with four terminals to switch both the live and neutral lines at once, ensuring total circuit isolation in the "OFF" position.
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High-Contrast Markings: The matte black rocker face features clearly silk-screened "I" (ON) and "O" (OFF) symbols for unmistakable user operation.
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4-Pin Terminal Array: Features four high-conductivity male spade terminals organized in parallel pairs for efficient and secure wiring.
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Compact Square Footprint: The 22mm x 21.60mm dimensions provide a stable, space-efficient mounting profile for kitchen appliances and industrial machinery.
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Secure Snap-In Installation: Integrated flexible lateral clips allow the switch to be easily pressed into standardized rectangular cutouts and remain firmly locked without extra hardware.
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Industrial Voltage Rating: Built to handle demanding electrical loads, rated for reliable use with AC 240V power systems.
Technical Specifications
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Switch Type: Rocker Switch (DPST ON-OFF).
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Circuit Configuration: 4-Pin Double Pole.
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Mounting Dimensions: 22.00mm (L) x 21.60mm (W).
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Application: Widely used in power strips, workshop machinery, household appliances, and heavy-duty industrial control panels.
Top 3 Customer Questions & Concerns
Why does this switch have 4 pins instead of 2? The 4-pin design (DPST) allows you to break both the Hot and Neutral wires simultaneously. This is a significant safety advantage over 2-pin switches, as it ensures no residual voltage remains in the device when switched off.
Is this switch illuminated? This specific model features a solid black rocker with white printed symbols and is non-illuminated. It is ideal for environments where a status light might be distracting or is not required for operation.
Will this fit in a standard 30mm x 22mm cutout? No. This switch has a more square profile of approximately 22mm x 21.60mm. Always measure your existing panel cutout before purchase, as it is smaller than the standard "Full Size" rocker switches used in many large power tools.



