The 40 Amp Waterproof Rocker Switch is a rugged, high-performance power switch designed for welding machines and heavy-duty electrical equipment. Built with a protective transparent cover, it ensures safety from moisture, dust, and debris, making it ideal for industrial and outdoor environments.
Its SPST (Single Pole Single Throw) configuration offers simple ON/OFF control, while the high current capacity of 40A makes it reliable for powerful applications. Whether for inverter welding machines, plasma cutters, or industrial tools, this switch delivers durability, safety, and long-term performance.
⚙️ Technical Specifications:
| Specification | Details |
|---|---|
| Switch Type | Rocker Switch (SPST – ON/OFF) |
| Current Rating | 40 Amps |
| Voltage Rating | 250V AC |
| Waterproof Grade | IP65 (with transparent protective cover) |
| Terminal Type | 4-pin tab terminals (quick-connect) |
| Material | High-strength plastic body, copper/silver alloy contacts |
| Color | Black body with clear waterproof cover |
| Mounting | Snap-fit / Panel mount |
| Operation Temp. | Up to 85°C |
| Mechanical Life | > 20,000 switch cycles |
| Applications | Welding machines (ARC, MIG, TIG), industrial tools, generators, power panels |
✅ Key Features:
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High current capacity for demanding applications
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Waterproof design for outdoor/industrial use
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Clear ON/OFF marking for easy operation
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Easy installation with snap-fit mounting
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Long life and excellent electrical contact stability





















