Heavy Duty 380V 100A 3 Pole Double Throw Electric Knife Switch Featuring Beefy Copper Contacts For Quick Dual Power Swap And No Sweat Circuit Control Or Shop Setup

380V 100A 3POLE DOUBLE THROW KNIFE SWITCH FOR POWER TRANSFERS
✔️ single knife switch unit rated 100a with 160mm overall body length

This single manual switch handles up to 100 amps at 380 volts for swapping between main supply and backup generators. Machine shops and contractors install it inside distribution panels to physically isolate circuits without relying on electronic trip devices.

✅ 380V AC electrical rating with 100A continuous load capacity
✅ Copper alloy jaw contacts guarantee solid current flow when pushed in
✅ Rubber coated safety handle keeps your hand secure during operation
✅ External footprint measures 160 x 136 x 70mm / 6.3 x 5.4 x 2.8 inches
✅ Drill openings fit 6.3mm / 0.25 inch hardware spaced 112 x 50mm / 4.4 x 2 inches apart

💡 How does a manual changeover switch improve shop reliability compared to standard breakers?
A mechanical knife link provides immediate physical separation between energy sources so you never guess about live wires. You get straightforward dual input management that bypasses complex wiring diagrams.
- Massive copper terminals prevent voltage drop during motor startups
- Rigid steel chassis tolerates constant bumping from welders and saws
- Standardized mounting pattern drops right onto existing utility frames
- Straight forward open position eliminates hidden arcing risks indoors

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